Jason Engelman
Port of Keils USBCDC example, compiles ok. Gets stuck at init
Revision 0:0b777ff85deb, committed 2010-07-05
- Comitter:
- tecnosys
- Date:
- Mon Jul 05 10:16:57 2010 +0000
- Commit message:
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/cdc.h Mon Jul 05 10:16:57 2010 +0000
@@ -0,0 +1,236 @@
+/*----------------------------------------------------------------------------
+ * U S B - K e r n e l
+ *----------------------------------------------------------------------------
+ * Name: CDC.h
+ * Purpose: USB Communication Device Class Definitions
+ * Version: V1.20
+ *----------------------------------------------------------------------------
+ * This software is supplied "AS IS" without any warranties, express,
+ * implied or statutory, including but not limited to the implied
+ * warranties of fitness for purpose, satisfactory quality and
+ * noninfringement. Keil extends you a royalty-free right to reproduce
+ * and distribute executable files created using this software for use
+ * on NXP Semiconductors LPC family microcontroller devices only. Nothing
+ * else gives you the right to use this software.
+ *
+ * Copyright (c) 2009 Keil - An ARM Company. All rights reserved.
+ *---------------------------------------------------------------------------*/
+
+#ifndef __CDC_H
+#define __CDC_H
+
+/*----------------------------------------------------------------------------
+ * Definitions based on usbcdc11.pdf (www.usb.org)
+ *---------------------------------------------------------------------------*/
+// Communication device class specification version 1.10
+#define CDC_V1_10 0x0110
+
+// Communication interface class code
+// (usbcdc11.pdf, 4.2, Table 15)
+#define CDC_COMMUNICATION_INTERFACE_CLASS 0x02
+
+// Communication interface class subclass codes
+// (usbcdc11.pdf, 4.3, Table 16)
+#define CDC_DIRECT_LINE_CONTROL_MODEL 0x01
+#define CDC_ABSTRACT_CONTROL_MODEL 0x02
+#define CDC_TELEPHONE_CONTROL_MODEL 0x03
+#define CDC_MULTI_CHANNEL_CONTROL_MODEL 0x04
+#define CDC_CAPI_CONTROL_MODEL 0x05
+#define CDC_ETHERNET_NETWORKING_CONTROL_MODEL 0x06
+#define CDC_ATM_NETWORKING_CONTROL_MODEL 0x07
+
+// Communication interface class control protocol codes
+// (usbcdc11.pdf, 4.4, Table 17)
+#define CDC_PROTOCOL_COMMON_AT_COMMANDS 0x01
+
+// Data interface class code
+// (usbcdc11.pdf, 4.5, Table 18)
+#define CDC_DATA_INTERFACE_CLASS 0x0A
+
+// Data interface class protocol codes
+// (usbcdc11.pdf, 4.7, Table 19)
+#define CDC_PROTOCOL_ISDN_BRI 0x30
+#define CDC_PROTOCOL_HDLC 0x31
+#define CDC_PROTOCOL_TRANSPARENT 0x32
+#define CDC_PROTOCOL_Q921_MANAGEMENT 0x50
+#define CDC_PROTOCOL_Q921_DATA_LINK 0x51
+#define CDC_PROTOCOL_Q921_MULTIPLEXOR 0x52
+#define CDC_PROTOCOL_V42 0x90
+#define CDC_PROTOCOL_EURO_ISDN 0x91
+#define CDC_PROTOCOL_V24_RATE_ADAPTATION 0x92
+#define CDC_PROTOCOL_CAPI 0x93
+#define CDC_PROTOCOL_HOST_BASED_DRIVER 0xFD
+#define CDC_PROTOCOL_DESCRIBED_IN_PUFD 0xFE
+
+// Type values for bDescriptorType field of functional descriptors
+// (usbcdc11.pdf, 5.2.3, Table 24)
+#define CDC_CS_INTERFACE 0x24
+#define CDC_CS_ENDPOINT 0x25
+
+// Type values for bDescriptorSubtype field of functional descriptors
+// (usbcdc11.pdf, 5.2.3, Table 25)
+#define CDC_HEADER 0x00
+#define CDC_CALL_MANAGEMENT 0x01
+#define CDC_ABSTRACT_CONTROL_MANAGEMENT 0x02
+#define CDC_DIRECT_LINE_MANAGEMENT 0x03
+#define CDC_TELEPHONE_RINGER 0x04
+#define CDC_REPORTING_CAPABILITIES 0x05
+#define CDC_UNION 0x06
+#define CDC_COUNTRY_SELECTION 0x07
+#define CDC_TELEPHONE_OPERATIONAL_MODES 0x08
+#define CDC_USB_TERMINAL 0x09
+#define CDC_NETWORK_CHANNEL 0x0A
+#define CDC_PROTOCOL_UNIT 0x0B
+#define CDC_EXTENSION_UNIT 0x0C
+#define CDC_MULTI_CHANNEL_MANAGEMENT 0x0D
+#define CDC_CAPI_CONTROL_MANAGEMENT 0x0E
+#define CDC_ETHERNET_NETWORKING 0x0F
+#define CDC_ATM_NETWORKING 0x10
+
+// CDC class-specific request codes
+// (usbcdc11.pdf, 6.2, Table 46)
+// see Table 45 for info about the specific requests.
+#define CDC_SEND_ENCAPSULATED_COMMAND 0x00
+#define CDC_GET_ENCAPSULATED_RESPONSE 0x01
+#define CDC_SET_COMM_FEATURE 0x02
+#define CDC_GET_COMM_FEATURE 0x03
+#define CDC_CLEAR_COMM_FEATURE 0x04
+#define CDC_SET_AUX_LINE_STATE 0x10
+#define CDC_SET_HOOK_STATE 0x11
+#define CDC_PULSE_SETUP 0x12
+#define CDC_SEND_PULSE 0x13
+#define CDC_SET_PULSE_TIME 0x14
+#define CDC_RING_AUX_JACK 0x15
+#define CDC_SET_LINE_CODING 0x20
+#define CDC_GET_LINE_CODING 0x21
+#define CDC_SET_CONTROL_LINE_STATE 0x22
+#define CDC_SEND_BREAK 0x23
+#define CDC_SET_RINGER_PARMS 0x30
+#define CDC_GET_RINGER_PARMS 0x31
+#define CDC_SET_OPERATION_PARMS 0x32
+#define CDC_GET_OPERATION_PARMS 0x33
+#define CDC_SET_LINE_PARMS 0x34
+#define CDC_GET_LINE_PARMS 0x35
+#define CDC_DIAL_DIGITS 0x36
+#define CDC_SET_UNIT_PARAMETER 0x37
+#define CDC_GET_UNIT_PARAMETER 0x38
+#define CDC_CLEAR_UNIT_PARAMETER 0x39
+#define CDC_GET_PROFILE 0x3A
+#define CDC_SET_ETHERNET_MULTICAST_FILTERS 0x40
+#define CDC_SET_ETHERNET_PMP_FILTER 0x41
+#define CDC_GET_ETHERNET_PMP_FILTER 0x42
+#define CDC_SET_ETHERNET_PACKET_FILTER 0x43
+#define CDC_GET_ETHERNET_STATISTIC 0x44
+#define CDC_SET_ATM_DATA_FORMAT 0x50
+#define CDC_GET_ATM_DEVICE_STATISTICS 0x51
+#define CDC_SET_ATM_DEFAULT_VC 0x52
+#define CDC_GET_ATM_VC_STATISTICS 0x53
+
+// Communication feature selector codes
+// (usbcdc11.pdf, 6.2.2..6.2.4, Table 47)
+#define CDC_ABSTRACT_STATE 0x01
+#define CDC_COUNTRY_SETTING 0x02
+
+// Feature Status returned for ABSTRACT_STATE Selector
+// (usbcdc11.pdf, 6.2.3, Table 48)
+#define CDC_IDLE_SETTING (1 << 0)
+#define CDC_DATA_MULTPLEXED_STATE (1 << 1)
+
+
+// Control signal bitmap values for the SetControlLineState request
+// (usbcdc11.pdf, 6.2.14, Table 51)
+#define CDC_DTE_PRESENT (1 << 0)
+#define CDC_ACTIVATE_CARRIER (1 << 1)
+
+// CDC class-specific notification codes
+// (usbcdc11.pdf, 6.3, Table 68)
+// see Table 67 for Info about class-specific notifications
+#define CDC_NOTIFICATION_NETWORK_CONNECTION 0x00
+#define CDC_RESPONSE_AVAILABLE 0x01
+#define CDC_AUX_JACK_HOOK_STATE 0x08
+#define CDC_RING_DETECT 0x09
+#define CDC_NOTIFICATION_SERIAL_STATE 0x20
+#define CDC_CALL_STATE_CHANGE 0x28
+#define CDC_LINE_STATE_CHANGE 0x29
+#define CDC_CONNECTION_SPEED_CHANGE 0x2A
+
+// UART state bitmap values (Serial state notification).
+// (usbcdc11.pdf, 6.3.5, Table 69)
+#define CDC_SERIAL_STATE_OVERRUN (1 << 6) // receive data overrun error has occurred
+#define CDC_SERIAL_STATE_PARITY (1 << 5) // parity error has occurred
+#define CDC_SERIAL_STATE_FRAMING (1 << 4) // framing error has occurred
+#define CDC_SERIAL_STATE_RING (1 << 3) // state of ring signal detection
+#define CDC_SERIAL_STATE_BREAK (1 << 2) // state of break detection
+#define CDC_SERIAL_STATE_TX_CARRIER (1 << 1) // state of transmission carrier
+#define CDC_SERIAL_STATE_RX_CARRIER (1 << 0) // state of receiver carrier
+
+
+/*----------------------------------------------------------------------------
+ * Structures based on usbcdc11.pdf (www.usb.org)
+ *---------------------------------------------------------------------------*/
+
+// Header functional descriptor
+// (usbcdc11.pdf, 5.2.3.1)
+// This header must precede any list of class-specific descriptors.
+typedef __packed struct _CDC_HEADER_DESCRIPTOR{
+ uint8_t bFunctionLength; // size of this descriptor in bytes
+ uint8_t bDescriptorType; // CS_INTERFACE descriptor type
+ uint8_t bDescriptorSubtype; // Header functional descriptor subtype
+ uint16_t bcdCDC; // USB CDC specification release version
+} CDC_HEADER_DESCRIPTOR;
+
+//Call management functional descriptor
+// (usbcdc11.pdf, 5.2.3.2)
+// Describes the processing of calls for the communication class interface.
+typedef __packed struct _CDC_CALL_MANAGEMENT_DESCRIPTOR {
+ uint8_t bFunctionLength; // size of this descriptor in bytes
+ uint8_t bDescriptorType; // CS_INTERFACE descriptor type
+ uint8_t bDescriptorSubtype; // call management functional descriptor subtype
+ uint8_t bmCapabilities; // capabilities that this configuration supports
+ uint8_t bDataInterface; // interface number of the data class interface used for call management (optional)
+} CDC_CALL_MANAGEMENT_DESCRIPTOR;
+
+// Abstract control management functional descriptor
+// (usbcdc11.pdf, 5.2.3.3)
+// Describes the command supported by the communication interface class with the Abstract Control Model subclass code.
+typedef __packed struct _CDC_ABSTRACT_CONTROL_MANAGEMENT_DESCRIPTOR {
+ uint8_t bFunctionLength; // size of this descriptor in bytes
+ uint8_t bDescriptorType; // CS_INTERFACE descriptor type
+ uint8_t bDescriptorSubtype; // abstract control management functional descriptor subtype
+ uint8_t bmCapabilities; // capabilities supported by this configuration
+} CDC_ABSTRACT_CONTROL_MANAGEMENT_DESCRIPTOR;
+
+// Union functional descriptors
+// (usbcdc11.pdf, 5.2.3.8)
+// Describes the relationship between a group of interfaces that can be considered to form a functional unit.
+typedef __packed struct _CDC_UNION_DESCRIPTOR {
+ uint8_t bFunctionLength; // size of this descriptor in bytes
+ uint8_t bDescriptorType; // CS_INTERFACE descriptor type
+ uint8_t bDescriptorSubtype; // union functional descriptor subtype
+ uint8_t bMasterInterface; // interface number designated as master
+} CDC_UNION_DESCRIPTOR;
+
+// Union functional descriptors with one slave interface
+// (usbcdc11.pdf, 5.2.3.8)
+typedef __packed struct _CDC_UNION_1SLAVE_DESCRIPTOR {
+ CDC_UNION_DESCRIPTOR sUnion; // Union functional descriptor
+ uint8_t bSlaveInterfaces[1]; // Slave interface 0
+} CDC_UNION_1SLAVE_DESCRIPTOR;
+
+// Line coding structure
+// Format of the data returned when a GetLineCoding request is received
+// (usbcdc11.pdf, 6.2.13)
+typedef __packed struct _CDC_LINE_CODING {
+ uint32_t dwDTERate; // Data terminal rate in bits per second
+ uint8_t bCharFormat; // Number of stop bits
+ uint8_t bParityType; // Parity bit type
+ uint8_t bDataBits; // Number of data bits
+} CDC_LINE_CODING;
+
+// Notification header
+// Data sent on the notification endpoint must follow this header.
+// see USB_SETUP_PACKET in file usb.h
+typedef USB_SETUP_PACKET CDC_NOTIFICATION_HEADER;
+
+#endif /* __CDC_H */
+
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/cdcuser.c Mon Jul 05 10:16:57 2010 +0000
@@ -0,0 +1,379 @@
+/*----------------------------------------------------------------------------
+ * U S B - K e r n e l
+ *----------------------------------------------------------------------------
+ * Name: cdcuser.c
+ * Purpose: USB Communication Device Class User module
+ * Version: V1.10
+ *----------------------------------------------------------------------------
+* This software is supplied "AS IS" without any warranties, express,
+ * implied or statutory, including but not limited to the implied
+ * warranties of fitness for purpose, satisfactory quality and
+ * noninfringement. Keil extends you a royalty-free right to reproduce
+ * and distribute executable files created using this software for use
+ * on NXP Semiconductors LPC microcontroller devices only. Nothing else
+ * gives you the right to use this software.
+ *
+ * Copyright (c) 2009 Keil - An ARM Company. All rights reserved.
+ *---------------------------------------------------------------------------*/
+
+#include "type.h"
+
+#include "usb.h"
+#include "usbhw.h"
+#include "usbcfg.h"
+#include "usbcore.h"
+#include "cdc.h"
+#include "cdcuser.h"
+#include "serial.h"
+
+
+unsigned char BulkBufIn [USB_CDC_BUFSIZE]; // Buffer to store USB IN packet
+unsigned char BulkBufOut [USB_CDC_BUFSIZE]; // Buffer to store USB OUT packet
+unsigned char NotificationBuf [10];
+
+CDC_LINE_CODING CDC_LineCoding = {9600, 0, 0, 8};
+unsigned short CDC_SerialState = 0x0000;
+unsigned short CDC_DepInEmpty = 1; // Data IN EP is empty
+
+/*----------------------------------------------------------------------------
+ We need a buffer for incomming data on USB port because USB receives
+ much faster than UART transmits
+ *---------------------------------------------------------------------------*/
+/* Buffer masks */
+#define CDC_BUF_SIZE (64) // Output buffer in bytes (power 2)
+ // large enough for file transfer
+#define CDC_BUF_MASK (CDC_BUF_SIZE-1ul)
+
+/* Buffer read / write macros */
+#define CDC_BUF_RESET(cdcBuf) (cdcBuf.rdIdx = cdcBuf.wrIdx = 0)
+#define CDC_BUF_WR(cdcBuf, dataIn) (cdcBuf.data[CDC_BUF_MASK & cdcBuf.wrIdx++] = (dataIn))
+#define CDC_BUF_RD(cdcBuf) (cdcBuf.data[CDC_BUF_MASK & cdcBuf.rdIdx++])
+#define CDC_BUF_EMPTY(cdcBuf) (cdcBuf.rdIdx == cdcBuf.wrIdx)
+#define CDC_BUF_FULL(cdcBuf) (cdcBuf.rdIdx == cdcBuf.wrIdx+1)
+#define CDC_BUF_COUNT(cdcBuf) (CDC_BUF_MASK & (cdcBuf.wrIdx - cdcBuf.rdIdx))
+
+
+// CDC output buffer
+typedef struct __CDC_BUF_T {
+ unsigned char data[CDC_BUF_SIZE];
+ unsigned int wrIdx;
+ unsigned int rdIdx;
+} CDC_BUF_T;
+
+CDC_BUF_T CDC_OutBuf; // buffer for all CDC Out data
+
+/*----------------------------------------------------------------------------
+ read data from CDC_OutBuf
+ *---------------------------------------------------------------------------*/
+int CDC_RdOutBuf (char *buffer, const int *length) {
+ int bytesToRead, bytesRead;
+
+ /* Read *length bytes, block if *bytes are not avaialable */
+ bytesToRead = *length;
+ bytesToRead = (bytesToRead < (*length)) ? bytesToRead : (*length);
+ bytesRead = bytesToRead;
+
+
+ // ... add code to check for underrun
+
+ while (bytesToRead--) {
+ *buffer++ = CDC_BUF_RD(CDC_OutBuf);
+ }
+ return (bytesRead);
+}
+
+/*----------------------------------------------------------------------------
+ write data to CDC_OutBuf
+ *---------------------------------------------------------------------------*/
+int CDC_WrOutBuf (const char *buffer, int *length) {
+ int bytesToWrite, bytesWritten;
+
+ // Write *length bytes
+ bytesToWrite = *length;
+ bytesWritten = bytesToWrite;
+
+
+ // ... add code to check for overwrite
+
+ while (bytesToWrite) {
+ CDC_BUF_WR(CDC_OutBuf, *buffer++); // Copy Data to buffer
+ bytesToWrite--;
+ }
+
+ return (bytesWritten);
+}
+
+/*----------------------------------------------------------------------------
+ check if character(s) are available at CDC_OutBuf
+ *---------------------------------------------------------------------------*/
+int CDC_OutBufAvailChar (int *availChar) {
+
+ *availChar = CDC_BUF_COUNT(CDC_OutBuf);
+
+ return (0);
+}
+/* end Buffer handling */
+
+
+/*----------------------------------------------------------------------------
+ CDC Initialisation
+ Initializes the data structures and serial port
+ Parameters: None
+ Return Value: None
+ *---------------------------------------------------------------------------*/
+void CDC_Init (char portNum ) {
+
+ if ( portNum == 0 )
+ {
+ ser_OpenPort (0);
+ ser_InitPort0 (CDC_LineCoding.dwDTERate,
+ CDC_LineCoding.bDataBits,
+ CDC_LineCoding.bParityType,
+ CDC_LineCoding.bCharFormat);
+ }
+ else
+ {
+ ser_OpenPort (1);
+ ser_InitPort1 (CDC_LineCoding.dwDTERate,
+ CDC_LineCoding.bDataBits,
+ CDC_LineCoding.bParityType,
+ CDC_LineCoding.bCharFormat);
+ }
+ CDC_DepInEmpty = 1;
+ CDC_SerialState = CDC_GetSerialState();
+
+ CDC_BUF_RESET(CDC_OutBuf);
+}
+
+
+/*----------------------------------------------------------------------------
+ CDC SendEncapsulatedCommand Request Callback
+ Called automatically on CDC SEND_ENCAPSULATED_COMMAND Request
+ Parameters: None (global SetupPacket and EP0Buf)
+ Return Value: TRUE - Success, FALSE - Error
+ *---------------------------------------------------------------------------*/
+uint32_t CDC_SendEncapsulatedCommand (void) {
+
+ return (TRUE);
+}
+
+
+/*----------------------------------------------------------------------------
+ CDC GetEncapsulatedResponse Request Callback
+ Called automatically on CDC Get_ENCAPSULATED_RESPONSE Request
+ Parameters: None (global SetupPacket and EP0Buf)
+ Return Value: TRUE - Success, FALSE - Error
+ *---------------------------------------------------------------------------*/
+uint32_t CDC_GetEncapsulatedResponse (void) {
+
+ /* ... add code to handle request */
+ return (TRUE);
+}
+
+
+/*----------------------------------------------------------------------------
+ CDC SetCommFeature Request Callback
+ Called automatically on CDC Set_COMM_FATURE Request
+ Parameters: FeatureSelector
+ Return Value: TRUE - Success, FALSE - Error
+ *---------------------------------------------------------------------------*/
+uint32_t CDC_SetCommFeature (unsigned short wFeatureSelector) {
+
+ /* ... add code to handle request */
+ return (TRUE);
+}
+
+
+/*----------------------------------------------------------------------------
+ CDC GetCommFeature Request Callback
+ Called automatically on CDC Get_COMM_FATURE Request
+ Parameters: FeatureSelector
+ Return Value: TRUE - Success, FALSE - Error
+ *---------------------------------------------------------------------------*/
+uint32_t CDC_GetCommFeature (unsigned short wFeatureSelector) {
+
+ /* ... add code to handle request */
+ return (TRUE);
+}
+
+
+/*----------------------------------------------------------------------------
+ CDC ClearCommFeature Request Callback
+ Called automatically on CDC CLEAR_COMM_FATURE Request
+ Parameters: FeatureSelector
+ Return Value: TRUE - Success, FALSE - Error
+ *---------------------------------------------------------------------------*/
+uint32_t CDC_ClearCommFeature (unsigned short wFeatureSelector) {
+
+ /* ... add code to handle request */
+ return (TRUE);
+}
+
+
+/*----------------------------------------------------------------------------
+ CDC SetLineCoding Request Callback
+ Called automatically on CDC SET_LINE_CODING Request
+ Parameters: none (global SetupPacket and EP0Buf)
+ Return Value: TRUE - Success, FALSE - Error
+ *---------------------------------------------------------------------------*/
+uint32_t CDC_SetLineCoding (void) {
+
+ CDC_LineCoding.dwDTERate = (EP0Buf[0] << 0)
+ | (EP0Buf[1] << 8)
+ | (EP0Buf[2] << 16)
+ | (EP0Buf[3] << 24);
+ CDC_LineCoding.bCharFormat = EP0Buf[4];
+ CDC_LineCoding.bParityType = EP0Buf[5];
+ CDC_LineCoding.bDataBits = EP0Buf[6];
+
+#if PORT_NUM
+ ser_ClosePort(1);
+ ser_OpenPort (1);
+ ser_InitPort1 (CDC_LineCoding.dwDTERate,
+ CDC_LineCoding.bDataBits,
+ CDC_LineCoding.bParityType,
+ CDC_LineCoding.bCharFormat);
+#else
+ ser_ClosePort(0);
+ ser_OpenPort (0);
+ ser_InitPort0 (CDC_LineCoding.dwDTERate,
+ CDC_LineCoding.bDataBits,
+ CDC_LineCoding.bParityType,
+ CDC_LineCoding.bCharFormat);
+#endif
+ return (TRUE);
+}
+
+
+/*----------------------------------------------------------------------------
+ CDC GetLineCoding Request Callback
+ Called automatically on CDC GET_LINE_CODING Request
+ Parameters: None (global SetupPacket and EP0Buf)
+ Return Value: TRUE - Success, FALSE - Error
+ *---------------------------------------------------------------------------*/
+uint32_t CDC_GetLineCoding (void) {
+
+ EP0Buf[0] = (CDC_LineCoding.dwDTERate >> 0) & 0xFF;
+ EP0Buf[1] = (CDC_LineCoding.dwDTERate >> 8) & 0xFF;
+ EP0Buf[2] = (CDC_LineCoding.dwDTERate >> 16) & 0xFF;
+ EP0Buf[3] = (CDC_LineCoding.dwDTERate >> 24) & 0xFF;
+ EP0Buf[4] = CDC_LineCoding.bCharFormat;
+ EP0Buf[5] = CDC_LineCoding.bParityType;
+ EP0Buf[6] = CDC_LineCoding.bDataBits;
+
+ return (TRUE);
+}
+
+
+/*----------------------------------------------------------------------------
+ CDC SetControlLineState Request Callback
+ Called automatically on CDC SET_CONTROL_LINE_STATE Request
+ Parameters: ControlSignalBitmap
+ Return Value: TRUE - Success, FALSE - Error
+ *---------------------------------------------------------------------------*/
+uint32_t CDC_SetControlLineState (unsigned short wControlSignalBitmap) {
+
+ /* ... add code to handle request */
+ return (TRUE);
+}
+
+
+/*----------------------------------------------------------------------------
+ CDC SendBreak Request Callback
+ Called automatically on CDC Set_COMM_FATURE Request
+ Parameters: 0xFFFF start of Break
+ 0x0000 stop of Break
+ 0x#### Duration of Break
+ Return Value: TRUE - Success, FALSE - Error
+ *---------------------------------------------------------------------------*/
+uint32_t CDC_SendBreak (unsigned short wDurationOfBreak) {
+
+ /* ... add code to handle request */
+ return (TRUE);
+}
+
+
+/*----------------------------------------------------------------------------
+ CDC_BulkIn call on DataIn Request
+ Parameters: none
+ Return Value: none
+ *---------------------------------------------------------------------------*/
+void CDC_BulkIn(void) {
+ int numBytesRead, numBytesAvail;
+
+ ser_AvailChar (&numBytesAvail);
+
+ // ... add code to check for overwrite
+
+ numBytesRead = ser_Read ((char *)&BulkBufIn[0], &numBytesAvail);
+
+ // send over USB
+ if (numBytesRead > 0) {
+ USB_WriteEP (CDC_DEP_IN, &BulkBufIn[0], numBytesRead);
+ }
+ else {
+ CDC_DepInEmpty = 1;
+ }
+}
+
+
+/*----------------------------------------------------------------------------
+ CDC_BulkOut call on DataOut Request
+ Parameters: none
+ Return Value: none
+ *---------------------------------------------------------------------------*/
+void CDC_BulkOut(void) {
+ int numBytesRead;
+
+ // get data from USB into intermediate buffer
+ numBytesRead = USB_ReadEP(CDC_DEP_OUT, &BulkBufOut[0]);
+
+ // ... add code to check for overwrite
+
+ // store data in a buffer to transmit it over serial interface
+ CDC_WrOutBuf ((char *)&BulkBufOut[0], &numBytesRead);
+
+}
+
+
+/*----------------------------------------------------------------------------
+ Get the SERIAL_STATE as defined in usbcdc11.pdf, 6.3.5, Table 69.
+ Parameters: none
+ Return Value: SerialState as defined in usbcdc11.pdf
+ *---------------------------------------------------------------------------*/
+unsigned short CDC_GetSerialState (void) {
+ unsigned short temp;
+
+ CDC_SerialState = 0;
+ ser_LineState (&temp);
+
+ if (temp & 0x8000) CDC_SerialState |= CDC_SERIAL_STATE_RX_CARRIER;
+ if (temp & 0x2000) CDC_SerialState |= CDC_SERIAL_STATE_TX_CARRIER;
+ if (temp & 0x0010) CDC_SerialState |= CDC_SERIAL_STATE_BREAK;
+ if (temp & 0x4000) CDC_SerialState |= CDC_SERIAL_STATE_RING;
+ if (temp & 0x0008) CDC_SerialState |= CDC_SERIAL_STATE_FRAMING;
+ if (temp & 0x0004) CDC_SerialState |= CDC_SERIAL_STATE_PARITY;
+ if (temp & 0x0002) CDC_SerialState |= CDC_SERIAL_STATE_OVERRUN;
+
+ return (CDC_SerialState);
+}
+
+
+/*----------------------------------------------------------------------------
+ Send the SERIAL_STATE notification as defined in usbcdc11.pdf, 6.3.5.
+ *---------------------------------------------------------------------------*/
+void CDC_NotificationIn (void) {
+
+ NotificationBuf[0] = 0xA1; // bmRequestType
+ NotificationBuf[1] = CDC_NOTIFICATION_SERIAL_STATE; // bNotification (SERIAL_STATE)
+ NotificationBuf[2] = 0x00; // wValue
+ NotificationBuf[3] = 0x00;
+ NotificationBuf[4] = 0x00; // wIndex (Interface #, LSB first)
+ NotificationBuf[5] = 0x00;
+ NotificationBuf[6] = 0x02; // wLength (Data length = 2 bytes, LSB first)
+ NotificationBuf[7] = 0x00;
+ NotificationBuf[8] = (CDC_SerialState >> 0) & 0xFF; // UART State Bitmap (16bits, LSB first)
+ NotificationBuf[9] = (CDC_SerialState >> 8) & 0xFF;
+
+ USB_WriteEP (CDC_CEP_IN, &NotificationBuf[0], 10); // send notification
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/cdcuser.h Mon Jul 05 10:16:57 2010 +0000 @@ -0,0 +1,63 @@ +/*---------------------------------------------------------------------------- + * U S B - K e r n e l + *---------------------------------------------------------------------------- + * Name: cdcuser.h + * Purpose: USB Communication Device Class User module Definitions + * Version: V1.10 + *---------------------------------------------------------------------------- + * This software is supplied "AS IS" without any warranties, express, + * implied or statutory, including but not limited to the implied + * warranties of fitness for purpose, satisfactory quality and + * noninfringement. Keil extends you a royalty-free right to reproduce + * and distribute executable files created using this software for use + * on NXP Semiconductors LPC microcontroller devices only. Nothing else + * gives you the right to use this software. + * + * Copyright (c) 2009 Keil - An ARM Company. All rights reserved. + *---------------------------------------------------------------------------*/ + +#ifndef __CDCUSER_H__ +#define __CDCUSER_H__ + +/* CDC buffer handling */ +extern int CDC_RdOutBuf (char *buffer, const int *length); +extern int CDC_WrOutBuf (const char *buffer, int *length); //int was blank +extern int CDC_OutBufAvailChar (int *availChar); //int was blank + + +/* CDC Data In/Out Endpoint Address */ +#define CDC_DEP_IN 0x82 +#define CDC_DEP_OUT 0x02 + +/* CDC Communication In Endpoint Address */ +#define CDC_CEP_IN 0x81 + +/* CDC Requests Callback Functions */ +extern uint32_t CDC_SendEncapsulatedCommand (void); +extern uint32_t CDC_GetEncapsulatedResponse (void); +extern uint32_t CDC_SetCommFeature (unsigned short wFeatureSelector); +extern uint32_t CDC_GetCommFeature (unsigned short wFeatureSelector); +extern uint32_t CDC_ClearCommFeature (unsigned short wFeatureSelector); +extern uint32_t CDC_GetLineCoding (void); +extern uint32_t CDC_SetLineCoding (void); +extern uint32_t CDC_SetControlLineState (unsigned short wControlSignalBitmap); +extern uint32_t CDC_SendBreak (unsigned short wDurationOfBreak); + +/* CDC Bulk Callback Functions */ +extern void CDC_BulkIn (void); +extern void CDC_BulkOut (void); + +/* CDC Notification Callback Function */ +extern void CDC_NotificationIn (void); + +/* CDC Initializtion Function */ +extern void CDC_Init (char portNum); + +/* CDC prepare the SERAIAL_STATE */ +extern unsigned short CDC_GetSerialState (void); + +/* flow control */ +extern unsigned short CDC_DepInEmpty; // DataEndPoint IN empty + +#endif /* __CDCUSER_H__ */ +
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/common/compatible.h Mon Jul 05 10:16:57 2010 +0000 @@ -0,0 +1,11 @@ + + + + +#define IRC_OSC ( 4000000UL) /* Internal RC oscillator frequency */ + + +/*---------------------------------------------------------------------------- + Clock Variable definitions + *----------------------------------------------------------------------------*/ +uint32_t SystemFrequency = IRC_OSC; /*!< System Clock Frequency (Core Clock) */
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/common/type.h Mon Jul 05 10:16:57 2010 +0000
@@ -0,0 +1,33 @@
+/*****************************************************************************
+ * type.h: Type definition Header file for NXP LPC17xx Family
+ * Microprocessors
+ *
+ * Copyright(C) 2009, NXP Semiconductor
+ * All rights reserved.
+ *
+ * History
+ * 2009.05.25 ver 1.00 Prelimnary version, first Release
+ *
+******************************************************************************/
+#include <stdint.h>
+
+#ifndef __TYPE_H__
+#define __TYPE_H__
+
+#ifndef NULL
+#define NULL ((void *)0)
+#endif
+
+#ifndef FALSE
+#define FALSE (0)
+#endif
+
+#ifndef TRUE
+#define TRUE (1)
+#endif
+
+
+typedef enum {RESET = 0, SET = !RESET} FlagStatus, ITStatus;
+typedef enum {DISABLE = 0, ENABLE = !DISABLE} FunctionalState;
+
+#endif /* __TYPE_H__ */
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Mon Jul 05 10:16:57 2010 +0000
@@ -0,0 +1,118 @@
+#include "mbed.h"
+/*----------------------------------------------------------------------------
+ * Name: vcomdemo.c
+ * Purpose: USB virtual COM port Demo
+ * Version: V1.20
+ *----------------------------------------------------------------------------
+ * This software is supplied "AS IS" without any warranties, express,
+ * implied or statutory, including but not limited to the implied
+ * warranties of fitness for purpose, satisfactory quality and
+ * noninfringement. Keil extends you a royalty-free right to reproduce
+ * and distribute executable files created using this software for use
+ * on NXP Semiconductors LPC microcontroller devices only. Nothing else
+ * gives you the right to use this software.
+ *
+ * Copyright (c) 2009 Keil - An ARM Company. All rights reserved.
+ *---------------------------------------------------------------------------*/
+
+#include "LPC17xx.h"
+//#include "LPC23xx.h"
+#include "type.h"
+
+#include "usb.h"
+#include "usbcfg.h"
+#include "usbhw.h"
+#include "usbcore.h"
+#include "cdc.h"
+#include "cdcuser.h"
+#include "serial.h"
+#include "vcomdemo.h"
+
+
+/*----------------------------------------------------------------------------
+ Initialises the VCOM port.
+ Call this function before using VCOM_putchar or VCOM_getchar
+ *---------------------------------------------------------------------------*/
+void VCOM_Init(void) {
+#if PORT_NUM
+ CDC_Init (1);
+#else
+ CDC_Init (0);
+#endif
+}
+
+
+/*----------------------------------------------------------------------------
+ Reads character from serial port buffer and writes to USB buffer
+ *---------------------------------------------------------------------------*/
+void VCOM_Serial2Usb(void) {
+ static char serBuf [USB_CDC_BUFSIZE];
+ int numBytesRead, numAvailByte;
+
+ ser_AvailChar (&numAvailByte);
+ if (numAvailByte > 0) {
+ if (CDC_DepInEmpty) {
+ numBytesRead = ser_Read (&serBuf[0], &numAvailByte);
+
+ CDC_DepInEmpty = 0;
+ USB_WriteEP (CDC_DEP_IN, (unsigned char *)&serBuf[0], numBytesRead);
+ }
+ }
+
+}
+
+/*----------------------------------------------------------------------------
+ Reads character from USB buffer and writes to serial port buffer
+ *---------------------------------------------------------------------------*/
+void VCOM_Usb2Serial(void) {
+ static char serBuf [32];
+ int numBytesToRead, numBytesRead, numAvailByte;
+
+ CDC_OutBufAvailChar (&numAvailByte);
+ if (numAvailByte > 0) {
+ numBytesToRead = numAvailByte > 32 ? 32 : numAvailByte;
+ numBytesRead = CDC_RdOutBuf (&serBuf[0], &numBytesToRead);
+#if PORT_NUM
+ ser_Write (1, &serBuf[0], &numBytesRead);
+#else
+ ser_Write (0, &serBuf[0], &numBytesRead);
+#endif
+ }
+
+}
+
+
+/*----------------------------------------------------------------------------
+ checks the serial state and initiates notification
+ *---------------------------------------------------------------------------*/
+void VCOM_CheckSerialState (void) {
+ unsigned short temp;
+ static unsigned short serialState;
+
+ temp = CDC_GetSerialState();
+ if (serialState != temp) {
+ serialState = temp;
+ CDC_NotificationIn(); // send SERIAL_STATE notification
+ }
+}
+
+/*----------------------------------------------------------------------------
+ Main Program
+ *---------------------------------------------------------------------------*/
+int main (void) {
+
+ SystemInit();
+
+ VCOM_Init(); // VCOM Initialization
+
+ USB_Init(); // USB Initialization
+ USB_Connect(TRUE); // USB Connect
+
+ while (!USB_Configuration) ; // wait until USB is configured
+
+ while (1) { // Loop forever
+ VCOM_Serial2Usb(); // read serial port and initiate USB event
+ VCOM_CheckSerialState();
+ VCOM_Usb2Serial();
+ } // end while
+} // end main ()
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Mon Jul 05 10:16:57 2010 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/3944f1e2fa4f
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/serial.c Mon Jul 05 10:16:57 2010 +0000
@@ -0,0 +1,406 @@
+/*----------------------------------------------------------------------------
+ * Name: serial.c
+ * Purpose: serial port handling for LPC17xx
+ * Version: V1.20
+ *----------------------------------------------------------------------------
+ * This software is supplied "AS IS" without any warranties, express,
+ * implied or statutory, including but not limited to the implied
+ * warranties of fitness for purpose, satisfactory quality and
+ * noninfringement. Keil extends you a royalty-free right to reproduce
+ * and distribute executable files created using this software for use
+ * on NXP Semiconductors LPC microcontroller devices only. Nothing else
+ * gives you the right to use this software.
+ *
+ * Copyright (c) 2009 Keil - An ARM Company. All rights reserved.
+ *---------------------------------------------------------------------------*/
+#include "LPC17xx.h" // LPC17xx definitions
+//#include "LPC23xx.h"
+#include "type.h"
+#include "serial.h"
+
+#include "compatible.h"
+
+/*----------------------------------------------------------------------------
+ Defines for ring buffers
+ *---------------------------------------------------------------------------*/
+#define SER_BUF_SIZE (128) // serial buffer in bytes (power 2)
+#define SER_BUF_MASK (SER_BUF_SIZE-1ul) // buffer size mask
+
+/* Buffer read / write macros */
+#define SER_BUF_RESET(serBuf) (serBuf.rdIdx = serBuf.wrIdx = 0)
+#define SER_BUF_WR(serBuf, dataIn) (serBuf.data[SER_BUF_MASK & serBuf.wrIdx++] = (dataIn))
+#define SER_BUF_RD(serBuf) (serBuf.data[SER_BUF_MASK & serBuf.rdIdx++])
+#define SER_BUF_EMPTY(serBuf) (serBuf.rdIdx == serBuf.wrIdx)
+#define SER_BUF_FULL(serBuf) (serBuf.rdIdx == serBuf.wrIdx+1)
+#define SER_BUF_COUNT(serBuf) (SER_BUF_MASK & (serBuf.wrIdx - serBuf.rdIdx))
+
+// buffer type
+typedef struct __SER_BUF_T {
+ unsigned char data[SER_BUF_SIZE];
+ unsigned int wrIdx;
+ unsigned int rdIdx;
+} SER_BUF_T;
+
+unsigned long ser_txRestart; // NZ if TX restart is required
+unsigned short ser_lineState; // ((msr << 8) | (lsr))
+SER_BUF_T ser_out; // Serial data buffers
+SER_BUF_T ser_in;
+
+/*----------------------------------------------------------------------------
+ open the serial port
+ *---------------------------------------------------------------------------*/
+void ser_OpenPort (char portNum) {
+
+ if ( portNum == 0 )
+ {
+ /* Port 0 */
+ NVIC_DisableIRQ(UART0_IRQn);
+ LPC_PINCON->PINSEL0 &= ~0x000000F0;
+ LPC_PINCON->PINSEL0 |= 0x00000050; /* RxD0 is P0.3 and TxD0 is P0.2 */
+ }
+ else
+ {
+ /* Port 1 */
+ NVIC_DisableIRQ(UART1_IRQn);
+ LPC_PINCON->PINSEL4 &= ~0x0000000F;
+ LPC_PINCON->PINSEL4 |= 0x0000000A; /* Enable RxD1 P2.1, TxD1 P2.0 */
+ }
+ return;
+}
+
+/*----------------------------------------------------------------------------
+ close the serial port
+ *---------------------------------------------------------------------------*/
+void ser_ClosePort (char portNum ) {
+ if ( portNum == 0 )
+ {
+ /* POrt 0 */
+ LPC_PINCON->PINSEL0 &= ~0x000000F0;
+ /* Disable the interrupt in the VIC and UART controllers */
+ LPC_UART0->IER = 0;
+ NVIC_DisableIRQ(UART0_IRQn);
+ }
+ else
+ {
+ /* Port 1 */
+ LPC_PINCON->PINSEL4 &= ~0x0000000F;
+ /* Disable the interrupt in the VIC and UART controllers */
+ LPC_UART1->IER = 0;
+ NVIC_DisableIRQ(UART1_IRQn);
+ }
+ return;
+}
+
+/*----------------------------------------------------------------------------
+ initialize the serial port
+ *---------------------------------------------------------------------------*/
+void ser_InitPort0 (unsigned long baudrate, unsigned int databits,
+ unsigned int parity, unsigned int stopbits) {
+
+ unsigned char lcr_p, lcr_s, lcr_d;
+ unsigned int dll;
+ unsigned int pclkdiv, pclk;
+
+ switch (databits) {
+ case 5: // 5 Data bits
+ lcr_d = 0x00;
+ break;
+ case 6: // 6 Data bits
+ lcr_d = 0x01;
+ break;
+ case 7: // 7 Data bits
+ lcr_d = 0x02;
+ break;
+ case 8: // 8 Data bits
+ default:
+ lcr_d = 0x03;
+ break;
+ }
+
+ switch (stopbits) {
+ case 1: // 1,5 Stop bits
+ case 2: // 2 Stop bits
+ lcr_s = 0x04;
+ break;
+ case 0: // 1 Stop bit
+ default:
+ lcr_s = 0x00;
+ break;
+ }
+
+ switch (parity) {
+ case 1: // Parity Odd
+ lcr_p = 0x08;
+ break;
+ case 2: // Parity Even
+ lcr_p = 0x18;
+ break;
+ case 3: // Parity Mark
+ lcr_p = 0x28;
+ break;
+ case 4: // Parity Space
+ lcr_p = 0x38;
+ break;
+ case 0: // Parity None
+ default:
+ lcr_p = 0x00;
+ break;
+ }
+
+ SER_BUF_RESET(ser_out); // reset out buffer
+ SER_BUF_RESET(ser_in); // reset in buffer
+
+ /* Bit 6~7 is for UART0 */
+ pclkdiv = (LPC_SC->PCLKSEL0 >> 6) & 0x03;
+
+ switch ( pclkdiv )
+ {
+ case 0x00:
+ default:
+ pclk = SystemFrequency/4;
+ break;
+ case 0x01:
+ pclk = SystemFrequency;
+ break;
+ case 0x02:
+ pclk = SystemFrequency/2;
+ break;
+ case 0x03:
+ pclk = SystemFrequency/8;
+ break;
+ }
+
+ dll = (pclk/16)/baudrate ; /*baud rate */
+ LPC_UART0->FDR = 0; // Fractional divider not used
+ LPC_UART0->LCR = 0x80 | lcr_d | lcr_p | lcr_s; // Data bits, Parity, Stop bit
+ LPC_UART0->DLL = dll; // Baud Rate depending on PCLK
+ LPC_UART0->DLM = (dll >> 8); // High divisor latch
+ LPC_UART0->LCR = 0x00 | lcr_d | lcr_p | lcr_s; // DLAB = 0
+ LPC_UART0->IER = 0x03; // Enable TX/RX interrupts
+
+ LPC_UART0->FCR = 0x07; /* Enable and reset TX and RX FIFO. */
+ ser_txRestart = 1; // TX fifo is empty
+
+ /* Enable the UART Interrupt */
+ NVIC_EnableIRQ(UART0_IRQn);
+ return;
+}
+
+/*----------------------------------------------------------------------------
+ initialize the serial port
+ *---------------------------------------------------------------------------*/
+void ser_InitPort1 (unsigned long baudrate, unsigned int databits,
+ unsigned int parity, unsigned int stopbits) {
+
+ unsigned char lcr_p, lcr_s, lcr_d;
+ unsigned int dll;
+ unsigned int pclkdiv, pclk;
+
+ switch (databits) {
+ case 5: // 5 Data bits
+ lcr_d = 0x00;
+ break;
+ case 6: // 6 Data bits
+ lcr_d = 0x01;
+ break;
+ case 7: // 7 Data bits
+ lcr_d = 0x02;
+ break;
+ case 8: // 8 Data bits
+ default:
+ lcr_d = 0x03;
+ break;
+ }
+
+ switch (stopbits) {
+ case 1: // 1,5 Stop bits
+ case 2: // 2 Stop bits
+ lcr_s = 0x04;
+ break;
+ case 0: // 1 Stop bit
+ default:
+ lcr_s = 0x00;
+ break;
+ }
+
+ switch (parity) {
+ case 1: // Parity Odd
+ lcr_p = 0x08;
+ break;
+ case 2: // Parity Even
+ lcr_p = 0x18;
+ break;
+ case 3: // Parity Mark
+ lcr_p = 0x28;
+ break;
+ case 4: // Parity Space
+ lcr_p = 0x38;
+ break;
+ case 0: // Parity None
+ default:
+ lcr_p = 0x00;
+ break;
+ }
+
+ SER_BUF_RESET(ser_out); // reset out buffer
+ SER_BUF_RESET(ser_in); // reset in buffer
+
+ /* Bit 8,9 are for UART1 */
+ pclkdiv = (LPC_SC->PCLKSEL0 >> 8) & 0x03;
+
+ switch ( pclkdiv )
+ {
+ case 0x00:
+ default:
+ pclk = SystemFrequency/4;
+ break;
+ case 0x01:
+ pclk = SystemFrequency;
+ break;
+ case 0x02:
+ pclk = SystemFrequency/2;
+ break;
+ case 0x03:
+ pclk = SystemFrequency/8;
+ break;
+ }
+
+ dll = (pclk/16)/baudrate ; /*baud rate */
+ LPC_UART1->FDR = 0; // Fractional divider not used
+ LPC_UART1->LCR = 0x80 | lcr_d | lcr_p | lcr_s; // Data bits, Parity, Stop bit
+ LPC_UART1->DLL = dll; // Baud Rate depending on PCLK
+ LPC_UART1->DLM = (dll >> 8); // High divisor latch
+ LPC_UART1->LCR = 0x00 | lcr_d | lcr_p | lcr_s; // DLAB = 0
+ LPC_UART1->IER = 0x03; // Enable TX/RX interrupts
+
+ LPC_UART1->FCR = 0x07; /* Enable and reset TX and RX FIFO. */
+ ser_txRestart = 1; // TX fifo is empty
+
+ /* Enable the UART Interrupt */
+ NVIC_EnableIRQ(UART1_IRQn);
+ return;
+}
+
+/*----------------------------------------------------------------------------
+ read data from serial port
+ *---------------------------------------------------------------------------*/
+int ser_Read (char *buffer, const int *length) {
+ int bytesToRead, bytesRead;
+
+ /* Read *length bytes, block if *bytes are not avaialable */
+ bytesToRead = *length;
+ bytesToRead = (bytesToRead < (*length)) ? bytesToRead : (*length);
+ bytesRead = bytesToRead;
+
+ while (bytesToRead--) {
+ while (SER_BUF_EMPTY(ser_in)); // Block until data is available if none
+ *buffer++ = SER_BUF_RD(ser_in);
+ }
+ return (bytesRead);
+}
+
+/*----------------------------------------------------------------------------
+ write data to the serial port
+ *---------------------------------------------------------------------------*/
+int ser_Write (char portNum, const char *buffer, int *length) {
+ int bytesToWrite, bytesWritten;
+
+ // Write *length bytes
+ bytesToWrite = *length;
+ bytesWritten = bytesToWrite;
+
+ while (!SER_BUF_EMPTY(ser_out)); // Block until space is available if none
+ while (bytesToWrite) {
+ SER_BUF_WR(ser_out, *buffer++); // Read Rx FIFO to buffer
+ bytesToWrite--;
+ }
+
+ if (ser_txRestart) {
+ ser_txRestart = 0;
+ if ( portNum == 0 )
+ {
+ LPC_UART0->THR = SER_BUF_RD(ser_out); // Write to the Tx Register
+ }
+ else
+ {
+ LPC_UART1->THR = SER_BUF_RD(ser_out); // Write to the Tx Register
+ }
+ }
+
+ return (bytesWritten);
+}
+
+/*----------------------------------------------------------------------------
+ check if character(s) are available at the serial interface
+ *---------------------------------------------------------------------------*/
+void ser_AvailChar (int *availChar) {
+
+ *availChar = SER_BUF_COUNT(ser_in);
+
+}
+
+/*----------------------------------------------------------------------------
+ read the line state of the serial port
+ *---------------------------------------------------------------------------*/
+void ser_LineState (unsigned short *lineState) {
+
+ *lineState = ser_lineState;
+ ser_lineState = 0;
+
+}
+
+/*----------------------------------------------------------------------------
+ serial port 0 interrupt
+ *---------------------------------------------------------------------------*/
+void UART0_IRQHandler(void)
+{
+ volatile unsigned long iir;
+
+ iir = LPC_UART0->IIR;
+
+ if ((iir & 0x4) || (iir & 0xC)) { // RDA or CTI pending
+ while (LPC_UART0->LSR & 0x01) { // Rx FIFO is not empty
+ SER_BUF_WR(ser_in, LPC_UART0->RBR); // Read Rx FIFO to buffer
+ }
+ }
+ if ((iir & 0x2)) { // TXMIS pending
+ if (SER_BUF_COUNT(ser_out) != 0) {
+ LPC_UART0->THR = SER_BUF_RD(ser_out); // Write to the Tx FIFO
+ ser_txRestart = 0;
+ }
+ else {
+ ser_txRestart = 1;
+ }
+ }
+ ser_lineState = LPC_UART0->LSR & 0x1E; // update linestate
+ return;
+}
+
+/*----------------------------------------------------------------------------
+ serial port 1 interrupt
+ *---------------------------------------------------------------------------*/
+void UART1_IRQHandler(void)
+{
+ volatile unsigned long iir;
+
+ iir = LPC_UART1->IIR;
+
+ if ((iir & 0x4) || (iir & 0xC)) { // RDA or CTI pending
+ while (LPC_UART1->LSR & 0x01) { // Rx FIFO is not empty
+ SER_BUF_WR(ser_in, LPC_UART1->RBR); // Read Rx FIFO to buffer
+ }
+ }
+ if ((iir & 0x2)) { // TXMIS pending
+ if (SER_BUF_COUNT(ser_out) != 0) {
+ LPC_UART1->THR = SER_BUF_RD(ser_out); // Write to the Tx FIFO
+ ser_txRestart = 0;
+ }
+ else {
+ ser_txRestart = 1;
+ }
+ }
+ ser_lineState = ((LPC_UART1->MSR<<8)|LPC_UART1->LSR) & 0xE01E; // update linestate
+ return;
+}
+
+
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/serial.h Mon Jul 05 10:16:57 2010 +0000 @@ -0,0 +1,30 @@ +/*---------------------------------------------------------------------------- + * Name: serial.h + * Purpose: serial port handling + * Version: V1.10 + *---------------------------------------------------------------------------- + * This software is supplied "AS IS" without any warranties, express, + * implied or statutory, including but not limited to the implied + * warranties of fitness for purpose, satisfactory quality and + * noninfringement. Keil extends you a royalty-free right to reproduce + * and distribute executable files created using this software for use + * on NXP Semiconductors LPC microcontroller devices only. Nothing else + * gives you the right to use this software. + * + * Copyright (c) 2009 Keil - An ARM Company. All rights reserved. + *---------------------------------------------------------------------------*/ + +#define PORT_NUM 1 + +/*---------------------------------------------------------------------------- + Serial interface related prototypes + *---------------------------------------------------------------------------*/ +extern void ser_OpenPort (char portNum); +extern void ser_ClosePort (char portNum); +extern void ser_InitPort0 (unsigned long baudrate, unsigned int databits, unsigned int parity, unsigned int stopbits); +extern void ser_InitPort1 (unsigned long baudrate, unsigned int databits, unsigned int parity, unsigned int stopbits); +extern void ser_AvailChar (int *availChar); +extern int ser_Write (char portNum, const char *buffer, int *length); +extern int ser_Read (char *buffer, const int *length); +extern void ser_LineState (unsigned short *lineState); +
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/usb.h Mon Jul 05 10:16:57 2010 +0000
@@ -0,0 +1,228 @@
+/*----------------------------------------------------------------------------
+ * U S B - K e r n e l
+ *----------------------------------------------------------------------------
+ * Name: usb.h
+ * Purpose: USB Definitions
+ * Version: V1.20
+ *----------------------------------------------------------------------------
+ * This software is supplied "AS IS" without any warranties, express,
+ * implied or statutory, including but not limited to the implied
+ * warranties of fitness for purpose, satisfactory quality and
+ * noninfringement. Keil extends you a royalty-free right to reproduce
+ * and distribute executable files created using this software for use
+ * on NXP Semiconductors LPC family microcontroller devices only. Nothing
+ * else gives you the right to use this software.
+ *
+ * Copyright (c) 2009 Keil - An ARM Company. All rights reserved.
+ *---------------------------------------------------------------------------*/
+
+#ifndef __USB_H__
+#define __USB_H__
+
+
+typedef __packed union {
+ uint16_t W;
+ __packed struct {
+ uint8_t L;
+ uint8_t H;
+ } WB;
+} WORD_BYTE;
+
+
+/* bmRequestType.Dir */
+#define REQUEST_HOST_TO_DEVICE 0
+#define REQUEST_DEVICE_TO_HOST 1
+
+/* bmRequestType.Type */
+#define REQUEST_STANDARD 0
+#define REQUEST_CLASS 1
+#define REQUEST_VENDOR 2
+#define REQUEST_RESERVED 3
+
+/* bmRequestType.Recipient */
+#define REQUEST_TO_DEVICE 0
+#define REQUEST_TO_INTERFACE 1
+#define REQUEST_TO_ENDPOINT 2
+#define REQUEST_TO_OTHER 3
+
+/* bmRequestType Definition */
+typedef __packed union _REQUEST_TYPE {
+ __packed struct _BM {
+ uint8_t Recipient : 5;
+ uint8_t Type : 2;
+ uint8_t Dir : 1;
+ } BM;
+ uint8_t B;
+} REQUEST_TYPE;
+
+/* USB Standard Request Codes */
+#define USB_REQUEST_GET_STATUS 0
+#define USB_REQUEST_CLEAR_FEATURE 1
+#define USB_REQUEST_SET_FEATURE 3
+#define USB_REQUEST_SET_ADDRESS 5
+#define USB_REQUEST_GET_DESCRIPTOR 6
+#define USB_REQUEST_SET_DESCRIPTOR 7
+#define USB_REQUEST_GET_CONFIGURATION 8
+#define USB_REQUEST_SET_CONFIGURATION 9
+#define USB_REQUEST_GET_INTERFACE 10
+#define USB_REQUEST_SET_INTERFACE 11
+#define USB_REQUEST_SYNC_FRAME 12
+
+/* USB GET_STATUS Bit Values */
+#define USB_GETSTATUS_SELF_POWERED 0x01
+#define USB_GETSTATUS_REMOTE_WAKEUP 0x02
+#define USB_GETSTATUS_ENDPOINT_STALL 0x01
+
+/* USB Standard Feature selectors */
+#define USB_FEATURE_ENDPOINT_STALL 0
+#define USB_FEATURE_REMOTE_WAKEUP 1
+
+/* USB Default Control Pipe Setup Packet */
+typedef __packed struct _USB_SETUP_PACKET {
+ REQUEST_TYPE bmRequestType;
+ uint8_t bRequest;
+ WORD_BYTE wValue;
+ WORD_BYTE wIndex;
+ uint16_t wLength;
+} USB_SETUP_PACKET;
+
+
+/* USB Descriptor Types */
+#define USB_DEVICE_DESCRIPTOR_TYPE 1
+#define USB_CONFIGURATION_DESCRIPTOR_TYPE 2
+#define USB_STRING_DESCRIPTOR_TYPE 3
+#define USB_INTERFACE_DESCRIPTOR_TYPE 4
+#define USB_ENDPOINT_DESCRIPTOR_TYPE 5
+#define USB_DEVICE_QUALIFIER_DESCRIPTOR_TYPE 6
+#define USB_OTHER_SPEED_CONFIG_DESCRIPTOR_TYPE 7
+#define USB_INTERFACE_POWER_DESCRIPTOR_TYPE 8
+#define USB_OTG_DESCRIPTOR_TYPE 9
+#define USB_DEBUG_DESCRIPTOR_TYPE 10
+#define USB_INTERFACE_ASSOCIATION_DESCRIPTOR_TYPE 11
+
+/* USB Device Classes */
+#define USB_DEVICE_CLASS_RESERVED 0x00
+#define USB_DEVICE_CLASS_AUDIO 0x01
+#define USB_DEVICE_CLASS_COMMUNICATIONS 0x02
+#define USB_DEVICE_CLASS_HUMAN_INTERFACE 0x03
+#define USB_DEVICE_CLASS_MONITOR 0x04
+#define USB_DEVICE_CLASS_PHYSICAL_INTERFACE 0x05
+#define USB_DEVICE_CLASS_POWER 0x06
+#define USB_DEVICE_CLASS_PRINTER 0x07
+#define USB_DEVICE_CLASS_STORAGE 0x08
+#define USB_DEVICE_CLASS_HUB 0x09
+#define USB_DEVICE_CLASS_MISCELLANEOUS 0xEF
+#define USB_DEVICE_CLASS_VENDOR_SPECIFIC 0xFF
+
+/* bmAttributes in Configuration Descriptor */
+#define USB_CONFIG_POWERED_MASK 0x40
+#define USB_CONFIG_BUS_POWERED 0x80
+#define USB_CONFIG_SELF_POWERED 0xC0
+#define USB_CONFIG_REMOTE_WAKEUP 0x20
+
+/* bMaxPower in Configuration Descriptor */
+#define USB_CONFIG_POWER_MA(mA) ((mA)/2)
+
+/* bEndpointAddress in Endpoint Descriptor */
+#define USB_ENDPOINT_DIRECTION_MASK 0x80
+#define USB_ENDPOINT_OUT(addr) ((addr) | 0x00)
+#define USB_ENDPOINT_IN(addr) ((addr) | 0x80)
+
+/* bmAttributes in Endpoint Descriptor */
+#define USB_ENDPOINT_TYPE_MASK 0x03
+#define USB_ENDPOINT_TYPE_CONTROL 0x00
+#define USB_ENDPOINT_TYPE_ISOCHRONOUS 0x01
+#define USB_ENDPOINT_TYPE_BULK 0x02
+#define USB_ENDPOINT_TYPE_INTERRUPT 0x03
+#define USB_ENDPOINT_SYNC_MASK 0x0C
+#define USB_ENDPOINT_SYNC_NO_SYNCHRONIZATION 0x00
+#define USB_ENDPOINT_SYNC_ASYNCHRONOUS 0x04
+#define USB_ENDPOINT_SYNC_ADAPTIVE 0x08
+#define USB_ENDPOINT_SYNC_SYNCHRONOUS 0x0C
+#define USB_ENDPOINT_USAGE_MASK 0x30
+#define USB_ENDPOINT_USAGE_DATA 0x00
+#define USB_ENDPOINT_USAGE_FEEDBACK 0x10
+#define USB_ENDPOINT_USAGE_IMPLICIT_FEEDBACK 0x20
+#define USB_ENDPOINT_USAGE_RESERVED 0x30
+
+/* USB Standard Device Descriptor */
+typedef __packed struct _USB_DEVICE_DESCRIPTOR {
+ uint8_t bLength;
+ uint8_t bDescriptorType;
+ uint16_t bcdUSB;
+ uint8_t bDeviceClass;
+ uint8_t bDeviceSubClass;
+ uint8_t bDeviceProtocol;
+ uint8_t bMaxPacketSize0;
+ uint16_t idVendor;
+ uint16_t idProduct;
+ uint16_t bcdDevice;
+ uint8_t iManufacturer;
+ uint8_t iProduct;
+ uint8_t iSerialNumber;
+ uint8_t bNumConfigurations;
+} USB_DEVICE_DESCRIPTOR;
+
+/* USB 2.0 Device Qualifier Descriptor */
+typedef __packed struct _USB_DEVICE_QUALIFIER_DESCRIPTOR {
+ uint8_t bLength;
+ uint8_t bDescriptorType;
+ uint16_t bcdUSB;
+ uint8_t bDeviceClass;
+ uint8_t bDeviceSubClass;
+ uint8_t bDeviceProtocol;
+ uint8_t bMaxPacketSize0;
+ uint8_t bNumConfigurations;
+ uint8_t bReserved;
+} USB_DEVICE_QUALIFIER_DESCRIPTOR;
+
+/* USB Standard Configuration Descriptor */
+typedef __packed struct _USB_CONFIGURATION_DESCRIPTOR {
+ uint8_t bLength;
+ uint8_t bDescriptorType;
+ uint16_t wTotalLength;
+ uint8_t bNumInterfaces;
+ uint8_t bConfigurationValue;
+ uint8_t iConfiguration;
+ uint8_t bmAttributes;
+ uint8_t bMaxPower;
+} USB_CONFIGURATION_DESCRIPTOR;
+
+/* USB Standard Interface Descriptor */
+typedef __packed struct _USB_INTERFACE_DESCRIPTOR {
+ uint8_t bLength;
+ uint8_t bDescriptorType;
+ uint8_t bInterfaceNumber;
+ uint8_t bAlternateSetting;
+ uint8_t bNumEndpoints;
+ uint8_t bInterfaceClass;
+ uint8_t bInterfaceSubClass;
+ uint8_t bInterfaceProtocol;
+ uint8_t iInterface;
+} USB_INTERFACE_DESCRIPTOR;
+
+/* USB Standard Endpoint Descriptor */
+typedef __packed struct _USB_ENDPOINT_DESCRIPTOR {
+ uint8_t bLength;
+ uint8_t bDescriptorType;
+ uint8_t bEndpointAddress;
+ uint8_t bmAttributes;
+ uint16_t wMaxPacketSize;
+ uint8_t bInterval;
+} USB_ENDPOINT_DESCRIPTOR;
+
+/* USB String Descriptor */
+typedef __packed struct _USB_STRING_DESCRIPTOR {
+ uint8_t bLength;
+ uint8_t bDescriptorType;
+ uint16_t bString/*[]*/;
+} USB_STRING_DESCRIPTOR;
+
+/* USB Common Descriptor */
+typedef __packed struct _USB_COMMON_DESCRIPTOR {
+ uint8_t bLength;
+ uint8_t bDescriptorType;
+} USB_COMMON_DESCRIPTOR;
+
+
+#endif /* __USB_H__ */
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/usbcfg.h Mon Jul 05 10:16:57 2010 +0000 @@ -0,0 +1,181 @@ +/*---------------------------------------------------------------------------- + * U S B - K e r n e l + *---------------------------------------------------------------------------- + * Name: usbcfg.h + * Purpose: USB Custom Configuration + * Version: V1.20 + *---------------------------------------------------------------------------- + * This software is supplied "AS IS" without any warranties, express, + * implied or statutory, including but not limited to the implied + * warranties of fitness for purpose, satisfactory quality and + * noninfringement. Keil extends you a royalty-free right to reproduce + * and distribute executable files created using this software for use + * on NXP Semiconductors LPC family microcontroller devices only. Nothing + * else gives you the right to use this software. + * + * Copyright (c) 2009 Keil - An ARM Company. All rights reserved. + *---------------------------------------------------------------------------- + * History: + * V1.20 Added vendor specific support + * V1.00 Initial Version + *---------------------------------------------------------------------------*/ + +#ifndef __USBCFG_H__ +#define __USBCFG_H__ + + +//*** <<< Use Configuration Wizard in Context Menu >>> *** + + +/* +// <h> USB Configuration +// <o0> USB Power +// <i> Default Power Setting +// <0=> Bus-powered +// <1=> Self-powered +// <o1> Max Number of Interfaces <1-256> +// <o2> Max Number of Endpoints <1-32> +// <o3> Max Endpoint 0 Packet Size +// <8=> 8 Bytes <16=> 16 Bytes <32=> 32 Bytes <64=> 64 Bytes +// <e4> DMA Transfer +// <i> Use DMA for selected Endpoints +// <o5.0> Endpoint 0 Out +// <o5.1> Endpoint 0 In +// <o5.2> Endpoint 1 Out +// <o5.3> Endpoint 1 In +// <o5.4> Endpoint 2 Out +// <o5.5> Endpoint 2 In +// <o5.6> Endpoint 3 Out +// <o5.7> Endpoint 3 In +// <o5.8> Endpoint 4 Out +// <o5.9> Endpoint 4 In +// <o5.10> Endpoint 5 Out +// <o5.11> Endpoint 5 In +// <o5.12> Endpoint 6 Out +// <o5.13> Endpoint 6 In +// <o5.14> Endpoint 7 Out +// <o5.15> Endpoint 7 In +// <o5.16> Endpoint 8 Out +// <o5.17> Endpoint 8 In +// <o5.18> Endpoint 9 Out +// <o5.19> Endpoint 9 In +// <o5.20> Endpoint 10 Out +// <o5.21> Endpoint 10 In +// <o5.22> Endpoint 11 Out +// <o5.23> Endpoint 11 In +// <o5.24> Endpoint 12 Out +// <o5.25> Endpoint 12 In +// <o5.26> Endpoint 13 Out +// <o5.27> Endpoint 13 In +// <o5.28> Endpoint 14 Out +// <o5.29> Endpoint 14 In +// <o5.30> Endpoint 15 Out +// <o5.31> Endpoint 15 In +// </e> +// </h> +*/ + +#define USB_POWER 0 +#define USB_IF_NUM 4 +#define USB_EP_NUM 32 +#define USB_MAX_PACKET0 8 +#define USB_DMA 0 +#define USB_DMA_EP 0x00000000 + + +/* +// <h> USB Event Handlers +// <h> Device Events +// <o0.0> Power Event +// <o1.0> Reset Event +// <o2.0> Suspend Event +// <o3.0> Resume Event +// <o4.0> Remote Wakeup Event +// <o5.0> Start of Frame Event +// <o6.0> Error Event +// </h> +// <h> Endpoint Events +// <o7.0> Endpoint 0 Event +// <o7.1> Endpoint 1 Event +// <o7.2> Endpoint 2 Event +// <o7.3> Endpoint 3 Event +// <o7.4> Endpoint 4 Event +// <o7.5> Endpoint 5 Event +// <o7.6> Endpoint 6 Event +// <o7.7> Endpoint 7 Event +// <o7.8> Endpoint 8 Event +// <o7.9> Endpoint 9 Event +// <o7.10> Endpoint 10 Event +// <o7.11> Endpoint 11 Event +// <o7.12> Endpoint 12 Event +// <o7.13> Endpoint 13 Event +// <o7.14> Endpoint 14 Event +// <o7.15> Endpoint 15 Event +// </h> +// <h> USB Core Events +// <o8.0> Set Configuration Event +// <o9.0> Set Interface Event +// <o10.0> Set/Clear Feature Event +// </h> +// </h> +*/ + +#define USB_POWER_EVENT 0 +#define USB_RESET_EVENT 1 +#define USB_SUSPEND_EVENT 0 +#define USB_RESUME_EVENT 0 +#define USB_WAKEUP_EVENT 0 +#define USB_SOF_EVENT 0 +#define USB_ERROR_EVENT 0 +#define USB_EP_EVENT 0x0007 +#define USB_CONFIGURE_EVENT 1 +#define USB_INTERFACE_EVENT 0 +#define USB_FEATURE_EVENT 0 + + +/* +// <e0> USB Class Support +// <i> enables USB Class specific Requests +// <e1> Human Interface Device (HID) +// <o2> Interface Number <0-255> +// </e> +// <e3> Mass Storage +// <o4> Interface Number <0-255> +// </e> +// <e5> Audio Device +// <o6> Control Interface Number <0-255> +// <o7> Streaming Interface 1 Number <0-255> +// <o8> Streaming Interface 2 Number <0-255> +// </e> +// <e9> Communication Device +// <o10> Control Interface Number <0-255> +// <o11> Bulk Interface Number <0-255> +// <o12> Max Communication Device Buffer Size +// <8=> 8 Bytes <16=> 16 Bytes <32=> 32 Bytes <64=> 64 Bytes +// </e> +// </e> +*/ + +#define USB_CLASS 1 +#define USB_HID 0 +#define USB_HID_IF_NUM 0 +#define USB_MSC 0 +#define USB_MSC_IF_NUM 0 +#define USB_AUDIO 0 +#define USB_ADC_CIF_NUM 0 +#define USB_ADC_SIF1_NUM 1 +#define USB_ADC_SIF2_NUM 2 +#define USB_CDC 1 +#define USB_CDC_CIF_NUM 0 +#define USB_CDC_DIF_NUM 1 +#define USB_CDC_BUFSIZE 64 + +/* +// <e0> USB Vendor Support +// <i> enables USB Vendor specific Requests +// </e> +*/ +#define USB_VENDOR 0 + + +#endif /* __USBCFG_H__ */
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/usbcore.c Mon Jul 05 10:16:57 2010 +0000
@@ -0,0 +1,1062 @@
+/*----------------------------------------------------------------------------
+ * U S B - K e r n e l
+ *----------------------------------------------------------------------------
+ * Name: usbcore.c
+ * Purpose: USB Core Module
+ * Version: V1.20
+ *----------------------------------------------------------------------------
+ * This software is supplied "AS IS" without any warranties, express,
+ * implied or statutory, including but not limited to the implied
+ * warranties of fitness for purpose, satisfactory quality and
+ * noninfringement. Keil extends you a royalty-free right to reproduce
+ * and distribute executable files created using this software for use
+ * on NXP Semiconductors LPC family microcontroller devices only. Nothing
+ * else gives you the right to use this software.
+ *
+ * Copyright (c) 2009 Keil - An ARM Company. All rights reserved.
+ *----------------------------------------------------------------------------
+ * History:
+ * V1.20 Added vendor specific requests
+ * Changed string descriptor handling
+ * Reworked Endpoint0
+ * V1.00 Initial Version
+ *----------------------------------------------------------------------------*/
+#include "type.h"
+
+#include "usb.h"
+#include "usbcfg.h"
+#include "usbhw.h"
+#include "usbcore.h"
+#include "usbdesc.h"
+#include "usbuser.h"
+
+#if (USB_CLASS)
+
+#if (USB_AUDIO)
+#include "audio.h"
+#include "adcuser.h"
+#endif
+
+#if (USB_HID)
+#include "hid.h"
+#include "hiduser.h"
+#endif
+
+#if (USB_MSC)
+#include "msc.h"
+#include "mscuser.h"
+extern MSC_CSW CSW;
+#endif
+
+#if (USB_CDC)
+#include "cdc.h"
+#include "cdcuser.h"
+#endif
+
+#endif
+
+#if (USB_VENDOR)
+#include "vendor.h"
+#endif
+
+#pragma diag_suppress 111,1441
+
+
+uint16_t USB_DeviceStatus;
+uint8_t USB_DeviceAddress;
+uint8_t USB_Configuration;
+uint32_t USB_EndPointMask;
+uint32_t USB_EndPointHalt;
+uint32_t USB_EndPointStall; /* EP must stay stalled */
+uint8_t USB_NumInterfaces;
+uint8_t USB_AltSetting[USB_IF_NUM];
+
+uint8_t EP0Buf[USB_MAX_PACKET0];
+
+
+USB_EP_DATA EP0Data;
+
+USB_SETUP_PACKET SetupPacket;
+
+
+/*
+ * Reset USB Core
+ * Parameters: None
+ * Return Value: None
+ */
+
+void USB_ResetCore (void) {
+
+ USB_DeviceStatus = USB_POWER;
+ USB_DeviceAddress = 0;
+ USB_Configuration = 0;
+ USB_EndPointMask = 0x00010001;
+ USB_EndPointHalt = 0x00000000;
+ USB_EndPointStall = 0x00000000;
+}
+
+
+/*
+ * USB Request - Setup Stage
+ * Parameters: None (global SetupPacket)
+ * Return Value: None
+ */
+
+void USB_SetupStage (void) {
+ USB_ReadEP(0x00, (uint8_t *)&SetupPacket);
+}
+
+
+/*
+ * USB Request - Data In Stage
+ * Parameters: None (global EP0Data)
+ * Return Value: None
+ */
+
+void USB_DataInStage (void) {
+ uint32_t cnt;
+
+ if (EP0Data.Count > USB_MAX_PACKET0) {
+ cnt = USB_MAX_PACKET0;
+ } else {
+ cnt = EP0Data.Count;
+ }
+ cnt = USB_WriteEP(0x80, EP0Data.pData, cnt);
+ EP0Data.pData += cnt;
+ EP0Data.Count -= cnt;
+}
+
+
+/*
+ * USB Request - Data Out Stage
+ * Parameters: None (global EP0Data)
+ * Return Value: None
+ */
+
+void USB_DataOutStage (void) {
+ uint32_t cnt;
+
+ cnt = USB_ReadEP(0x00, EP0Data.pData);
+ EP0Data.pData += cnt;
+ EP0Data.Count -= cnt;
+}
+
+
+/*
+ * USB Request - Status In Stage
+ * Parameters: None
+ * Return Value: None
+ */
+
+void USB_StatusInStage (void) {
+ USB_WriteEP(0x80, 0, 0);
+}
+
+
+/*
+ * USB Request - Status Out Stage
+ * Parameters: None
+ * Return Value: None
+ */
+
+void USB_StatusOutStage (void) {
+ USB_ReadEP(0x00, EP0Buf);
+}
+
+
+/*
+ * Get Status USB Request
+ * Parameters: None (global SetupPacket)
+ * Return Value: TRUE - Success, FALSE - Error
+ */
+
+__inline uint32_t USB_ReqGetStatus (void) {
+ uint32_t n, m;
+
+ switch (SetupPacket.bmRequestType.BM.Recipient) {
+ case REQUEST_TO_DEVICE:
+ EP0Data.pData = (uint8_t *)&USB_DeviceStatus;
+ break;
+ case REQUEST_TO_INTERFACE:
+ if ((USB_Configuration != 0) && (SetupPacket.wIndex.WB.L < USB_NumInterfaces)) {
+ *((__packed uint16_t *)EP0Buf) = 0;
+ EP0Data.pData = EP0Buf;
+ } else {
+ return (FALSE);
+ }
+ break;
+ case REQUEST_TO_ENDPOINT:
+ n = SetupPacket.wIndex.WB.L & 0x8F;
+ m = (n & 0x80) ? ((1 << 16) << (n & 0x0F)) : (1 << n);
+ if (((USB_Configuration != 0) || ((n & 0x0F) == 0)) && (USB_EndPointMask & m)) {
+ *((__packed uint16_t *)EP0Buf) = (USB_EndPointHalt & m) ? 1 : 0;
+ EP0Data.pData = EP0Buf;
+ } else {
+ return (FALSE);
+ }
+ break;
+ default:
+ return (FALSE);
+ }
+ return (TRUE);
+}
+
+
+/*
+ * Set/Clear Feature USB Request
+ * Parameters: sc: 0 - Clear, 1 - Set
+ * (global SetupPacket)
+ * Return Value: TRUE - Success, FALSE - Error
+ */
+
+__inline uint32_t USB_ReqSetClrFeature (uint32_t sc) {
+ uint32_t n, m;
+
+ switch (SetupPacket.bmRequestType.BM.Recipient) {
+ case REQUEST_TO_DEVICE:
+ if (SetupPacket.wValue.W == USB_FEATURE_REMOTE_WAKEUP) {
+ if (sc) {
+ USB_WakeUpCfg(TRUE);
+ USB_DeviceStatus |= USB_GETSTATUS_REMOTE_WAKEUP;
+ } else {
+ USB_WakeUpCfg(FALSE);
+ USB_DeviceStatus &= ~USB_GETSTATUS_REMOTE_WAKEUP;
+ }
+ } else {
+ return (FALSE);
+ }
+ break;
+ case REQUEST_TO_INTERFACE:
+ return (FALSE);
+ case REQUEST_TO_ENDPOINT:
+ n = SetupPacket.wIndex.WB.L & 0x8F;
+ m = (n & 0x80) ? ((1 << 16) << (n & 0x0F)) : (1 << n);
+ if ((USB_Configuration != 0) && ((n & 0x0F) != 0) && (USB_EndPointMask & m)) {
+ if (SetupPacket.wValue.W == USB_FEATURE_ENDPOINT_STALL) {
+ if (sc) {
+ USB_SetStallEP(n);
+ USB_EndPointHalt |= m;
+ } else {
+ if ((USB_EndPointStall & m) != 0) {
+ return (TRUE);
+ }
+ USB_ClrStallEP(n);
+#if (USB_MSC)
+ if ((n == MSC_EP_IN) && ((USB_EndPointHalt & m) != 0)) {
+ /* Compliance Test: rewrite CSW after unstall */
+ if (CSW.dSignature == MSC_CSW_Signature) {
+ USB_WriteEP(MSC_EP_IN, (uint8_t *)&CSW, sizeof(CSW));
+ }
+ }
+#endif
+ USB_EndPointHalt &= ~m;
+ }
+ } else {
+ return (FALSE);
+ }
+ } else {
+ return (FALSE);
+ }
+ break;
+ default:
+ return (FALSE);
+ }
+ return (TRUE);
+}
+
+
+/*
+ * Set Address USB Request
+ * Parameters: None (global SetupPacket)
+ * Return Value: TRUE - Success, FALSE - Error
+ */
+
+__inline uint32_t USB_ReqSetAddress (void) {
+
+ switch (SetupPacket.bmRequestType.BM.Recipient) {
+ case REQUEST_TO_DEVICE:
+ USB_DeviceAddress = 0x80 | SetupPacket.wValue.WB.L;
+ break;
+ default:
+ return (FALSE);
+ }
+ return (TRUE);
+}
+
+
+/*
+ * Get Descriptor USB Request
+ * Parameters: None (global SetupPacket)
+ * Return Value: TRUE - Success, FALSE - Error
+ */
+
+__inline uint32_t USB_ReqGetDescriptor (void) {
+ uint8_t *pD;
+ uint32_t len, n;
+
+ switch (SetupPacket.bmRequestType.BM.Recipient) {
+ case REQUEST_TO_DEVICE:
+ switch (SetupPacket.wValue.WB.H) {
+ case USB_DEVICE_DESCRIPTOR_TYPE:
+ EP0Data.pData = (uint8_t *)USB_DeviceDescriptor;
+ len = USB_DEVICE_DESC_SIZE;
+ break;
+ case USB_CONFIGURATION_DESCRIPTOR_TYPE:
+ pD = (uint8_t *)USB_ConfigDescriptor;
+ for (n = 0; n != SetupPacket.wValue.WB.L; n++) {
+ if (((USB_CONFIGURATION_DESCRIPTOR *)pD)->bLength != 0) {
+ pD += ((USB_CONFIGURATION_DESCRIPTOR *)pD)->wTotalLength;
+ }
+ }
+ if (((USB_CONFIGURATION_DESCRIPTOR *)pD)->bLength == 0) {
+ return (FALSE);
+ }
+ EP0Data.pData = pD;
+ len = ((USB_CONFIGURATION_DESCRIPTOR *)pD)->wTotalLength;
+ break;
+ case USB_STRING_DESCRIPTOR_TYPE:
+ pD = (uint8_t *)USB_StringDescriptor;
+ for (n = 0; n != SetupPacket.wValue.WB.L; n++) {
+ if (((USB_STRING_DESCRIPTOR *)pD)->bLength != 0) {
+ pD += ((USB_STRING_DESCRIPTOR *)pD)->bLength;
+ }
+ }
+ if (((USB_STRING_DESCRIPTOR *)pD)->bLength == 0) {
+ return (FALSE);
+ }
+ EP0Data.pData = pD;
+ len = ((USB_STRING_DESCRIPTOR *)EP0Data.pData)->bLength;
+ break;
+ default:
+ return (FALSE);
+ }
+ break;
+ case REQUEST_TO_INTERFACE:
+ switch (SetupPacket.wValue.WB.H) {
+#if USB_HID
+ case HID_HID_DESCRIPTOR_TYPE:
+ if (SetupPacket.wIndex.WB.L != USB_HID_IF_NUM) {
+ return (FALSE); /* Only Single HID Interface is supported */
+ }
+ EP0Data.pData = (uint8_t *)USB_ConfigDescriptor + HID_DESC_OFFSET;
+ len = HID_DESC_SIZE;
+ break;
+ case HID_REPORT_DESCRIPTOR_TYPE:
+ if (SetupPacket.wIndex.WB.L != USB_HID_IF_NUM) {
+ return (FALSE); /* Only Single HID Interface is supported */
+ }
+ EP0Data.pData = (uint8_t *)HID_ReportDescriptor;
+ len = HID_ReportDescSize;
+ break;
+ case HID_PHYSICAL_DESCRIPTOR_TYPE:
+ return (FALSE); /* HID Physical Descriptor is not supported */
+#endif
+ default:
+ return (FALSE);
+ }
+ break;
+ default:
+ return (FALSE);
+ }
+
+ if (EP0Data.Count > len) {
+ EP0Data.Count = len;
+ }
+
+ return (TRUE);
+}
+
+
+/*
+ * Get Configuration USB Request
+ * Parameters: None (global SetupPacket)
+ * Return Value: TRUE - Success, FALSE - Error
+ */
+
+__inline uint32_t USB_ReqGetConfiguration (void) {
+
+ switch (SetupPacket.bmRequestType.BM.Recipient) {
+ case REQUEST_TO_DEVICE:
+ EP0Data.pData = &USB_Configuration;
+ break;
+ default:
+ return (FALSE);
+ }
+ return (TRUE);
+}
+
+
+/*
+ * Set Configuration USB Request
+ * Parameters: None (global SetupPacket)
+ * Return Value: TRUE - Success, FALSE - Error
+ */
+
+__inline uint32_t USB_ReqSetConfiguration (void) {
+ USB_COMMON_DESCRIPTOR *pD;
+ uint32_t alt = 0;
+ uint32_t n, m;
+
+ switch (SetupPacket.bmRequestType.BM.Recipient) {
+ case REQUEST_TO_DEVICE:
+
+ if (SetupPacket.wValue.WB.L) {
+ pD = (USB_COMMON_DESCRIPTOR *)USB_ConfigDescriptor;
+ while (pD->bLength) {
+ switch (pD->bDescriptorType) {
+ case USB_CONFIGURATION_DESCRIPTOR_TYPE:
+ if (((USB_CONFIGURATION_DESCRIPTOR *)pD)->bConfigurationValue == SetupPacket.wValue.WB.L) {
+ USB_Configuration = SetupPacket.wValue.WB.L;
+ USB_NumInterfaces = ((USB_CONFIGURATION_DESCRIPTOR *)pD)->bNumInterfaces;
+ for (n = 0; n < USB_IF_NUM; n++) {
+ USB_AltSetting[n] = 0;
+ }
+ for (n = 1; n < 16; n++) {
+ if (USB_EndPointMask & (1 << n)) {
+ USB_DisableEP(n);
+ }
+ if (USB_EndPointMask & ((1 << 16) << n)) {
+ USB_DisableEP(n | 0x80);
+ }
+ }
+ USB_EndPointMask = 0x00010001;
+ USB_EndPointHalt = 0x00000000;
+ USB_EndPointStall= 0x00000000;
+ USB_Configure(TRUE);
+ if (((USB_CONFIGURATION_DESCRIPTOR *)pD)->bmAttributes & USB_CONFIG_POWERED_MASK) {
+ USB_DeviceStatus |= USB_GETSTATUS_SELF_POWERED;
+ } else {
+ USB_DeviceStatus &= ~USB_GETSTATUS_SELF_POWERED;
+ }
+ } else {
+ pD += ((USB_CONFIGURATION_DESCRIPTOR *)pD)->wTotalLength; // (uint8_t *)
+ continue;
+ }
+ break;
+ case USB_INTERFACE_DESCRIPTOR_TYPE:
+ alt = ((USB_INTERFACE_DESCRIPTOR *)pD)->bAlternateSetting;
+ break;
+ case USB_ENDPOINT_DESCRIPTOR_TYPE:
+ if (alt == 0) {
+ n = ((USB_ENDPOINT_DESCRIPTOR *)pD)->bEndpointAddress & 0x8F;
+ m = (n & 0x80) ? ((1 << 16) << (n & 0x0F)) : (1 << n);
+ USB_EndPointMask |= m;
+ USB_ConfigEP((USB_ENDPOINT_DESCRIPTOR *)pD);
+ USB_EnableEP(n);
+ USB_ResetEP(n);
+ }
+ break;
+ }
+ pD += pD->bLength; // (uint8_t *)
+ }
+ }
+ else {
+ USB_Configuration = 0;
+ for (n = 1; n < 16; n++) {
+ if (USB_EndPointMask & (1 << n)) {
+ USB_DisableEP(n);
+ }
+ if (USB_EndPointMask & ((1 << 16) << n)) {
+ USB_DisableEP(n | 0x80);
+ }
+ }
+ USB_EndPointMask = 0x00010001;
+ USB_EndPointHalt = 0x00000000;
+ USB_EndPointStall = 0x00000000;
+ USB_Configure(FALSE);
+ }
+
+ if (USB_Configuration != SetupPacket.wValue.WB.L) {
+ return (FALSE);
+ }
+ break;
+ default:
+ return (FALSE);
+ }
+ return (TRUE);
+}
+
+
+/*
+ * Get Interface USB Request
+ * Parameters: None (global SetupPacket)
+ * Return Value: TRUE - Success, FALSE - Error
+ */
+
+__inline uint32_t USB_ReqGetInterface (void) {
+
+ switch (SetupPacket.bmRequestType.BM.Recipient) {
+ case REQUEST_TO_INTERFACE:
+ if ((USB_Configuration != 0) && (SetupPacket.wIndex.WB.L < USB_NumInterfaces)) {
+ EP0Data.pData = USB_AltSetting + SetupPacket.wIndex.WB.L;
+ } else {
+ return (FALSE);
+ }
+ break;
+ default:
+ return (FALSE);
+ }
+ return (TRUE);
+}
+
+
+/*
+ * Set Interface USB Request
+ * Parameters: None (global SetupPacket)
+ * Return Value: TRUE - Success, FALSE - Error
+ */
+
+__inline uint32_t USB_ReqSetInterface (void) {
+ USB_COMMON_DESCRIPTOR *pD;
+ uint32_t ifn = 0, alt = 0, old = 0, msk = 0;
+ uint32_t n, m;
+ uint32_t set;
+
+ switch (SetupPacket.bmRequestType.BM.Recipient) {
+ case REQUEST_TO_INTERFACE:
+ if (USB_Configuration == 0) return (FALSE);
+ set = FALSE;
+ pD = (USB_COMMON_DESCRIPTOR *)USB_ConfigDescriptor;
+ while (pD->bLength) {
+ switch (pD->bDescriptorType) {
+ case USB_CONFIGURATION_DESCRIPTOR_TYPE:
+ if (((USB_CONFIGURATION_DESCRIPTOR *)pD)->bConfigurationValue != USB_Configuration) {
+ pD += ((USB_CONFIGURATION_DESCRIPTOR *)pD)->wTotalLength; // (uint8_t *)
+ continue;
+ }
+ break;
+ case USB_INTERFACE_DESCRIPTOR_TYPE:
+ ifn = ((USB_INTERFACE_DESCRIPTOR *)pD)->bInterfaceNumber;
+ alt = ((USB_INTERFACE_DESCRIPTOR *)pD)->bAlternateSetting;
+ msk = 0;
+ if ((ifn == SetupPacket.wIndex.WB.L) && (alt == SetupPacket.wValue.WB.L)) {
+ set = TRUE;
+ old = USB_AltSetting[ifn];
+ USB_AltSetting[ifn] = (uint8_t)alt;
+ }
+ break;
+ case USB_ENDPOINT_DESCRIPTOR_TYPE:
+ if (ifn == SetupPacket.wIndex.WB.L) {
+ n = ((USB_ENDPOINT_DESCRIPTOR *)pD)->bEndpointAddress & 0x8F;
+ m = (n & 0x80) ? ((1 << 16) << (n & 0x0F)) : (1 << n);
+ if (alt == SetupPacket.wValue.WB.L) {
+ USB_EndPointMask |= m;
+ USB_EndPointHalt &= ~m;
+ USB_ConfigEP((USB_ENDPOINT_DESCRIPTOR *)pD);
+ USB_EnableEP(n);
+ USB_ResetEP(n);
+ msk |= m;
+ }
+ else if ((alt == old) && ((msk & m) == 0)) {
+ USB_EndPointMask &= ~m;
+ USB_EndPointHalt &= ~m;
+ USB_DisableEP(n);
+ }
+ }
+ break;
+ }
+ pD += pD->bLength;
+ }
+ break;
+ default:
+ return (FALSE);
+ }
+
+ return (set);
+}
+
+
+/*
+ * USB Endpoint 0 Event Callback
+ * Parameters: event
+ * Return Value: none
+ */
+
+void USB_EndPoint0 (uint32_t event) {
+
+ switch (event) {
+ case USB_EVT_SETUP:
+ USB_SetupStage();
+ USB_DirCtrlEP(SetupPacket.bmRequestType.BM.Dir);
+ EP0Data.Count = SetupPacket.wLength; /* Number of bytes to transfer */
+ switch (SetupPacket.bmRequestType.BM.Type) {
+
+ case REQUEST_STANDARD:
+ switch (SetupPacket.bRequest) {
+ case USB_REQUEST_GET_STATUS:
+ if (!USB_ReqGetStatus()) {
+ goto stall_i;
+ }
+ USB_DataInStage();
+ break;
+
+ case USB_REQUEST_CLEAR_FEATURE:
+ if (!USB_ReqSetClrFeature(0)) {
+ goto stall_i;
+ }
+ USB_StatusInStage();
+#if USB_FEATURE_EVENT
+ USB_Feature_Event();
+#endif
+ break;
+
+ case USB_REQUEST_SET_FEATURE:
+ if (!USB_ReqSetClrFeature(1)) {
+ goto stall_i;
+ }
+ USB_StatusInStage();
+#if USB_FEATURE_EVENT
+ USB_Feature_Event();
+#endif
+ break;
+
+ case USB_REQUEST_SET_ADDRESS:
+ if (!USB_ReqSetAddress()) {
+ goto stall_i;
+ }
+ USB_StatusInStage();
+ break;
+
+ case USB_REQUEST_GET_DESCRIPTOR:
+ if (!USB_ReqGetDescriptor()) {
+ goto stall_i;
+ }
+ USB_DataInStage();
+ break;
+
+ case USB_REQUEST_SET_DESCRIPTOR:
+/*stall_o:*/ USB_SetStallEP(0x00); /* not supported */
+ EP0Data.Count = 0;
+ break;
+
+ case USB_REQUEST_GET_CONFIGURATION:
+ if (!USB_ReqGetConfiguration()) {
+ goto stall_i;
+ }
+ USB_DataInStage();
+ break;
+
+ case USB_REQUEST_SET_CONFIGURATION:
+ if (!USB_ReqSetConfiguration()) {
+ goto stall_i;
+ }
+ USB_StatusInStage();
+#if USB_CONFIGURE_EVENT
+ USB_Configure_Event();
+#endif
+ break;
+
+ case USB_REQUEST_GET_INTERFACE:
+ if (!USB_ReqGetInterface()) {
+ goto stall_i;
+ }
+ USB_DataInStage();
+ break;
+
+ case USB_REQUEST_SET_INTERFACE:
+ if (!USB_ReqSetInterface()) {
+ goto stall_i;
+ }
+ USB_StatusInStage();
+#if USB_INTERFACE_EVENT
+ USB_Interface_Event();
+#endif
+ break;
+
+ default:
+ goto stall_i;
+ }
+ break; /* end case REQUEST_STANDARD */
+
+#if USB_CLASS
+ case REQUEST_CLASS:
+ switch (SetupPacket.bmRequestType.BM.Recipient) {
+
+ case REQUEST_TO_DEVICE:
+ goto stall_i; /* not supported */
+
+ case REQUEST_TO_INTERFACE:
+#if USB_HID
+ if (SetupPacket.wIndex.WB.L == USB_HID_IF_NUM) { /* IF number correct? */
+ switch (SetupPacket.bRequest) {
+ case HID_REQUEST_GET_REPORT:
+ if (HID_GetReport()) {
+ EP0Data.pData = EP0Buf; /* point to data to be sent */
+ USB_DataInStage(); /* send requested data */
+ goto setup_class_ok;
+ }
+ break;
+ case HID_REQUEST_SET_REPORT:
+ EP0Data.pData = EP0Buf; /* data to be received */
+ goto setup_class_ok;
+ case HID_REQUEST_GET_IDLE:
+ if (HID_GetIdle()) {
+ EP0Data.pData = EP0Buf; /* point to data to be sent */
+ USB_DataInStage(); /* send requested data */
+ goto setup_class_ok;
+ }
+ break;
+ case HID_REQUEST_SET_IDLE:
+ if (HID_SetIdle()) {
+ USB_StatusInStage(); /* send Acknowledge */
+ goto setup_class_ok;
+ }
+ break;
+ case HID_REQUEST_GET_PROTOCOL:
+ if (HID_GetProtocol()) {
+ EP0Data.pData = EP0Buf; /* point to data to be sent */
+ USB_DataInStage(); /* send requested data */
+ goto setup_class_ok;
+ }
+ break;
+ case HID_REQUEST_SET_PROTOCOL:
+ if (HID_SetProtocol()) {
+ USB_StatusInStage(); /* send Acknowledge */
+ goto setup_class_ok;
+ }
+ break;
+ }
+ }
+#endif /* USB_HID */
+#if USB_MSC
+ if (SetupPacket.wIndex.WB.L == USB_MSC_IF_NUM) { /* IF number correct? */
+ switch (SetupPacket.bRequest) {
+ case MSC_REQUEST_RESET:
+ if ((SetupPacket.wValue.W == 0) && /* RESET with invalid parameters -> STALL */
+ (SetupPacket.wLength == 0)) {
+ if (MSC_Reset()) {
+ USB_StatusInStage();
+ goto setup_class_ok;
+ }
+ }
+ break;
+ case MSC_REQUEST_GET_MAX_LUN:
+ if ((SetupPacket.wValue.W == 0) && /* GET_MAX_LUN with invalid parameters -> STALL */
+ (SetupPacket.wLength == 1)) {
+ if (MSC_GetMaxLUN()) {
+ EP0Data.pData = EP0Buf;
+ USB_DataInStage();
+ goto setup_class_ok;
+ }
+ }
+ break;
+ }
+ }
+#endif /* USB_MSC */
+#if USB_AUDIO
+ if ((SetupPacket.wIndex.WB.L == USB_ADC_CIF_NUM) || /* IF number correct? */
+ (SetupPacket.wIndex.WB.L == USB_ADC_SIF1_NUM) ||
+ (SetupPacket.wIndex.WB.L == USB_ADC_SIF2_NUM)) {
+ switch (SetupPacket.bRequest) {
+ case AUDIO_REQUEST_GET_CUR:
+ case AUDIO_REQUEST_GET_MIN:
+ case AUDIO_REQUEST_GET_MAX:
+ case AUDIO_REQUEST_GET_RES:
+ if (ADC_IF_GetRequest()) {
+ EP0Data.pData = EP0Buf; /* point to data to be sent */
+ USB_DataInStage(); /* send requested data */
+ goto setup_class_ok;
+ }
+ break;
+ case AUDIO_REQUEST_SET_CUR:
+// case AUDIO_REQUEST_SET_MIN:
+// case AUDIO_REQUEST_SET_MAX:
+// case AUDIO_REQUEST_SET_RES:
+ EP0Data.pData = EP0Buf; /* data to be received */
+ goto setup_class_ok;
+ }
+ }
+#endif /* USB_AUDIO */
+#if USB_CDC
+ if ((SetupPacket.wIndex.WB.L == USB_CDC_CIF_NUM) || /* IF number correct? */
+ (SetupPacket.wIndex.WB.L == USB_CDC_DIF_NUM)) {
+ switch (SetupPacket.bRequest) {
+ case CDC_SEND_ENCAPSULATED_COMMAND:
+ EP0Data.pData = EP0Buf; /* data to be received, see USB_EVT_OUT */
+ goto setup_class_ok;
+ case CDC_GET_ENCAPSULATED_RESPONSE:
+ if (CDC_GetEncapsulatedResponse()) {
+ EP0Data.pData = EP0Buf; /* point to data to be sent */
+ USB_DataInStage(); /* send requested data */
+ goto setup_class_ok;
+ }
+ break;
+ case CDC_SET_COMM_FEATURE:
+ EP0Data.pData = EP0Buf; /* data to be received, see USB_EVT_OUT */
+ goto setup_class_ok;
+ case CDC_GET_COMM_FEATURE:
+ if (CDC_GetCommFeature(SetupPacket.wValue.W)) {
+ EP0Data.pData = EP0Buf; /* point to data to be sent */
+ USB_DataInStage(); /* send requested data */
+ goto setup_class_ok;
+ }
+ break;
+ case CDC_CLEAR_COMM_FEATURE:
+ if (CDC_ClearCommFeature(SetupPacket.wValue.W)) {
+ USB_StatusInStage(); /* send Acknowledge */
+ goto setup_class_ok;
+ }
+ break;
+ case CDC_SET_LINE_CODING:
+ EP0Data.pData = EP0Buf; /* data to be received, see USB_EVT_OUT */
+ goto setup_class_ok;
+ case CDC_GET_LINE_CODING:
+ if (CDC_GetLineCoding()) {
+ EP0Data.pData = EP0Buf; /* point to data to be sent */
+ USB_DataInStage(); /* send requested data */
+ goto setup_class_ok;
+ }
+ break;
+ case CDC_SET_CONTROL_LINE_STATE:
+ if (CDC_SetControlLineState(SetupPacket.wValue.W)) {
+ USB_StatusInStage(); /* send Acknowledge */
+ goto setup_class_ok;
+ }
+ break;
+ case CDC_SEND_BREAK:
+ if (CDC_SendBreak(SetupPacket.wValue.W)) {
+ USB_StatusInStage(); /* send Acknowledge */
+ goto setup_class_ok;
+ }
+ break;
+ }
+ }
+#endif /* USB_CDC */
+ goto stall_i; /* not supported */
+ /* end case REQUEST_TO_INTERFACE */
+
+ case REQUEST_TO_ENDPOINT:
+#if USB_AUDIO
+ switch (SetupPacket.bRequest) {
+ case AUDIO_REQUEST_GET_CUR:
+ case AUDIO_REQUEST_GET_MIN:
+ case AUDIO_REQUEST_GET_MAX:
+ case AUDIO_REQUEST_GET_RES:
+ if (ADC_EP_GetRequest()) {
+ EP0Data.pData = EP0Buf; /* point to data to be sent */
+ USB_DataInStage(); /* send requested data */
+ goto setup_class_ok;
+ }
+ break;
+ case AUDIO_REQUEST_SET_CUR:
+// case AUDIO_REQUEST_SET_MIN:
+// case AUDIO_REQUEST_SET_MAX:
+// case AUDIO_REQUEST_SET_RES:
+ EP0Data.pData = EP0Buf; /* data to be received */
+ goto setup_class_ok;
+ }
+#endif /* USB_AUDIO */
+ goto stall_i;
+ /* end case REQUEST_TO_ENDPOINT */
+
+ default:
+ goto stall_i;
+ }
+setup_class_ok: /* request finished successfully */
+ break; /* end case REQUEST_CLASS */
+#endif /* USB_CLASS */
+
+#if USB_VENDOR
+ case REQUEST_VENDOR:
+ switch (SetupPacket.bmRequestType.BM.Recipient) {
+
+ case REQUEST_TO_DEVICE:
+ if (!USB_ReqVendorDev(TRUE)) {
+ goto stall_i; /* not supported */
+ }
+ break;
+
+ case REQUEST_TO_INTERFACE:
+ if (!USB_ReqVendorIF(TRUE)) {
+ goto stall_i; /* not supported */
+ }
+ break;
+
+ case REQUEST_TO_ENDPOINT:
+ if (!USB_ReqVendorEP(TRUE)) {
+ goto stall_i; /* not supported */
+ }
+ break;
+
+ default:
+ goto stall_i;
+ }
+
+ if (SetupPacket.wLength) {
+ if (SetupPacket.bmRequestType.BM.Dir == REQUEST_DEVICE_TO_HOST) {
+ USB_DataInStage();
+ }
+ } else {
+ USB_StatusInStage();
+ }
+
+ break; /* end case REQUEST_VENDOR */
+#endif /* USB_VENDOR */
+
+ default:
+stall_i: USB_SetStallEP(0x80);
+ EP0Data.Count = 0;
+ break;
+ }
+ break; /* end case USB_EVT_SETUP */
+
+ case USB_EVT_OUT:
+ if (SetupPacket.bmRequestType.BM.Dir == REQUEST_HOST_TO_DEVICE) {
+ if (EP0Data.Count) { /* still data to receive ? */
+ USB_DataOutStage(); /* receive data */
+ if (EP0Data.Count == 0) { /* data complete ? */
+ switch (SetupPacket.bmRequestType.BM.Type) {
+
+ case REQUEST_STANDARD:
+ goto stall_i; /* not supported */
+
+#if (USB_CLASS)
+ case REQUEST_CLASS:
+ switch (SetupPacket.bmRequestType.BM.Recipient) {
+ case REQUEST_TO_DEVICE:
+ goto stall_i; /* not supported */
+
+ case REQUEST_TO_INTERFACE:
+#if USB_HID
+ if (SetupPacket.wIndex.WB.L == USB_HID_IF_NUM) { /* IF number correct? */
+ switch (SetupPacket.bRequest) {
+ case HID_REQUEST_SET_REPORT:
+ if (HID_SetReport()) {
+ USB_StatusInStage(); /* send Acknowledge */
+ goto out_class_ok;
+ }
+ break;
+ }
+ }
+#endif /* USB_HID */
+#if USB_AUDIO
+ if ((SetupPacket.wIndex.WB.L == USB_ADC_CIF_NUM) || /* IF number correct? */
+ (SetupPacket.wIndex.WB.L == USB_ADC_SIF1_NUM) ||
+ (SetupPacket.wIndex.WB.L == USB_ADC_SIF2_NUM)) {
+ switch (SetupPacket.bRequest) {
+ case AUDIO_REQUEST_SET_CUR:
+// case AUDIO_REQUEST_SET_MIN:
+// case AUDIO_REQUEST_SET_MAX:
+// case AUDIO_REQUEST_SET_RES:
+ if (ADC_IF_SetRequest()) {
+ USB_StatusInStage(); /* send Acknowledge */
+ goto out_class_ok;
+ }
+ break;
+ }
+ }
+#endif /* USB_AUDIO */
+#if USB_CDC
+ if ((SetupPacket.wIndex.WB.L == USB_CDC_CIF_NUM) || /* IF number correct? */
+ (SetupPacket.wIndex.WB.L == USB_CDC_DIF_NUM)) {
+ switch (SetupPacket.bRequest) {
+ case CDC_SEND_ENCAPSULATED_COMMAND:
+ if (CDC_SendEncapsulatedCommand()) {
+ USB_StatusInStage(); /* send Acknowledge */
+ goto out_class_ok;
+ }
+ break;
+ case CDC_SET_COMM_FEATURE:
+ if (CDC_SetCommFeature(SetupPacket.wValue.W)) {
+ USB_StatusInStage(); /* send Acknowledge */
+ goto out_class_ok;
+ }
+ break;
+ case CDC_SET_LINE_CODING:
+ if (CDC_SetLineCoding()) {
+ USB_StatusInStage(); /* send Acknowledge */
+ goto out_class_ok;
+ }
+ break;
+ }
+ }
+#endif /* USB_CDC */
+ goto stall_i;
+ /* end case REQUEST_TO_INTERFACE */
+
+ case REQUEST_TO_ENDPOINT:
+#if USB_AUDIO
+ switch (SetupPacket.bRequest) {
+ case AUDIO_REQUEST_SET_CUR:
+// case AUDIO_REQUEST_SET_MIN:
+// case AUDIO_REQUEST_SET_MAX:
+// case AUDIO_REQUEST_SET_RES:
+ if (ADC_EP_SetRequest()) {
+ USB_StatusInStage(); /* send Acknowledge */
+ goto out_class_ok;
+ }
+ break;
+ }
+#endif /* USB_AUDIO */
+ goto stall_i;
+ /* end case REQUEST_TO_ENDPOINT */
+
+ default:
+ goto stall_i;
+ }
+out_class_ok: /* request finished successfully */
+ break; /* end case REQUEST_CLASS */
+#endif /* USB_CLASS */
+
+#if USB_VENDOR
+ case REQUEST_VENDOR:
+ switch (SetupPacket.bmRequestType.BM.Recipient) {
+
+ case REQUEST_TO_DEVICE:
+ if (!USB_ReqVendorDev(FALSE)) {
+ goto stall_i; /* not supported */
+ }
+ break;
+
+ case REQUEST_TO_INTERFACE:
+ if (!USB_ReqVendorIF(FALSE)) {
+ goto stall_i; /* not supported */
+ }
+ break;
+
+ case REQUEST_TO_ENDPOINT:
+ if (!USB_ReqVendorEP(FALSE)) {
+ goto stall_i; /* not supported */
+ }
+ break;
+
+ default:
+ goto stall_i;
+ }
+
+ USB_StatusInStage();
+
+ break; /* end case REQUEST_VENDOR */
+#endif /* USB_VENDOR */
+
+ default:
+ goto stall_i;
+ }
+ }
+ }
+ } else {
+ USB_StatusOutStage(); /* receive Acknowledge */
+ }
+ break; /* end case USB_EVT_OUT */
+
+ case USB_EVT_IN :
+ if (SetupPacket.bmRequestType.BM.Dir == REQUEST_DEVICE_TO_HOST) {
+ USB_DataInStage(); /* send data */
+ } else {
+ if (USB_DeviceAddress & 0x80) {
+ USB_DeviceAddress &= 0x7F;
+ USB_SetAddress(USB_DeviceAddress);
+ }
+ }
+ break; /* end case USB_EVT_IN */
+
+ case USB_EVT_OUT_STALL:
+ USB_ClrStallEP(0x00);
+ break;
+
+ case USB_EVT_IN_STALL:
+ USB_ClrStallEP(0x80);
+ break;
+
+ }
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/usbcore.h Mon Jul 05 10:16:57 2010 +0000
@@ -0,0 +1,52 @@
+/*----------------------------------------------------------------------------
+ * U S B - K e r n e l
+ *----------------------------------------------------------------------------
+ * Name: usbcore.h
+ * Purpose: USB Core Definitions
+ * Version: V1.20
+ *----------------------------------------------------------------------------
+ * This software is supplied "AS IS" without any warranties, express,
+ * implied or statutory, including but not limited to the implied
+ * warranties of fitness for purpose, satisfactory quality and
+ * noninfringement. Keil extends you a royalty-free right to reproduce
+ * and distribute executable files created using this software for use
+ * on NXP Semiconductors LPC microcontroller devices only. Nothing else
+ * gives you the right to use this software.
+ *
+ * Copyright (c) 2009 Keil - An ARM Company. All rights reserved.
+ *---------------------------------------------------------------------------*/
+
+#ifndef __USBCORE_H__
+#define __USBCORE_H__
+
+
+/* USB Endpoint Data Structure */
+typedef struct _USB_EP_DATA {
+ uint8_t *pData;
+ uint16_t Count;
+} USB_EP_DATA;
+
+/* USB Core Global Variables */
+extern uint16_t USB_DeviceStatus;
+extern uint8_t USB_DeviceAddress;
+extern uint8_t USB_Configuration;
+extern uint32_t USB_EndPointMask;
+extern uint32_t USB_EndPointHalt;
+extern uint32_t USB_EndPointStall;
+extern uint8_t USB_AltSetting[USB_IF_NUM];
+
+/* USB Endpoint 0 Buffer */
+extern uint8_t EP0Buf[USB_MAX_PACKET0];
+
+/* USB Endpoint 0 Data Info */
+extern USB_EP_DATA EP0Data;
+
+/* USB Setup Packet */
+extern USB_SETUP_PACKET SetupPacket;
+
+/* USB Core Functions */
+extern void USB_ResetCore (void);
+
+
+
+#endif /* __USBCORE_H__ */
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/usbdesc.c Mon Jul 05 10:16:57 2010 +0000
@@ -0,0 +1,201 @@
+/*----------------------------------------------------------------------------
+ * U S B - K e r n e l
+ *----------------------------------------------------------------------------
+ * Name: usbdesc.c
+ * Purpose: USB Descriptors
+ * Version: V1.20
+ *----------------------------------------------------------------------------
+ * This software is supplied "AS IS" without any warranties, express,
+ * implied or statutory, including but not limited to the implied
+ * warranties of fitness for purpose, satisfactory quality and
+ * noninfringement. Keil extends you a royalty-free right to reproduce
+ * and distribute executable files created using this software for use
+ * on NXP Semiconductors LPC microcontroller devices only. Nothing else
+ * gives you the right to use this software.
+ *
+ * Copyright (c) 2009 Keil - An ARM Company. All rights reserved.
+ *----------------------------------------------------------------------------
+ * History:
+ * V1.20 Changed string descriptor handling
+ * V1.00 Initial Version
+ *---------------------------------------------------------------------------*/
+#include "type.h"
+#include "usb.h"
+#include "cdc.h"
+#include "usbcfg.h"
+#include "usbdesc.h"
+
+
+/* USB Standard Device Descriptor */
+const uint8_t USB_DeviceDescriptor[] = {
+ USB_DEVICE_DESC_SIZE, /* bLength */
+ USB_DEVICE_DESCRIPTOR_TYPE, /* bDescriptorType */
+ WBVAL(0x0200), /* 2.0 */ /* bcdUSB */
+ USB_DEVICE_CLASS_COMMUNICATIONS, /* bDeviceClass CDC*/
+ 0x00, /* bDeviceSubClass */
+ 0x00, /* bDeviceProtocol */
+ USB_MAX_PACKET0, /* bMaxPacketSize0 */
+ WBVAL(0x1FC9), /* idVendor */
+ WBVAL(0x2002), /* idProduct */
+ WBVAL(0x0100), /* 1.00 */ /* bcdDevice */
+ 0x01, /* iManufacturer */
+ 0x02, /* iProduct */
+ 0x03, /* iSerialNumber */
+ 0x01 /* bNumConfigurations: one possible configuration*/
+};
+
+/* USB Configuration Descriptor */
+/* All Descriptors (Configuration, Interface, Endpoint, Class, Vendor */
+const uint8_t USB_ConfigDescriptor[] = {
+/* Configuration 1 */
+ USB_CONFIGUARTION_DESC_SIZE, /* bLength */
+ USB_CONFIGURATION_DESCRIPTOR_TYPE, /* bDescriptorType */
+ WBVAL( /* wTotalLength */
+ 1*USB_CONFIGUARTION_DESC_SIZE +
+ 1*USB_INTERFACE_DESC_SIZE + /* communication interface */
+ 0x0013 + /* CDC functions */
+ 1*USB_ENDPOINT_DESC_SIZE + /* interrupt endpoint */
+ 1*USB_INTERFACE_DESC_SIZE + /* data interface */
+ 2*USB_ENDPOINT_DESC_SIZE /* bulk endpoints */
+ ),
+ 0x02, /* bNumInterfaces */
+ 0x01, /* bConfigurationValue: 0x01 is used to select this configuration */
+ 0x00, /* iConfiguration: no string to describe this configuration */
+ USB_CONFIG_BUS_POWERED /*|*/ /* bmAttributes */
+/*USB_CONFIG_REMOTE_WAKEUP*/,
+ USB_CONFIG_POWER_MA(100), /* bMaxPower, device power consumption is 100 mA */
+/* Interface 0, Alternate Setting 0, Communication class interface descriptor */
+ USB_INTERFACE_DESC_SIZE, /* bLength */
+ USB_INTERFACE_DESCRIPTOR_TYPE, /* bDescriptorType */
+ USB_CDC_CIF_NUM, /* bInterfaceNumber: Number of Interface */
+ 0x00, /* bAlternateSetting: Alternate setting */
+ 0x01, /* bNumEndpoints: One endpoint used */
+ CDC_COMMUNICATION_INTERFACE_CLASS, /* bInterfaceClass: Communication Interface Class */
+ CDC_ABSTRACT_CONTROL_MODEL, /* bInterfaceSubClass: Abstract Control Model */
+ 0x00, /* bInterfaceProtocol: no protocol used */
+ 0x5E, /* iInterface: */
+/*Header Functional Descriptor*/
+ 0x05, /* bLength: Endpoint Descriptor size */
+ CDC_CS_INTERFACE, /* bDescriptorType: CS_INTERFACE */
+ CDC_HEADER, /* bDescriptorSubtype: Header Func Desc */
+ WBVAL(CDC_V1_10), /* 1.10 */ /* bcdCDC */
+/*Call Management Functional Descriptor*/
+ 0x05, /* bFunctionLength */
+ CDC_CS_INTERFACE, /* bDescriptorType: CS_INTERFACE */
+ CDC_CALL_MANAGEMENT, /* bDescriptorSubtype: Call Management Func Desc */
+ 0x01, /* bmCapabilities: device handles call management */
+ 0x01, /* bDataInterface: CDC data IF ID */
+/*Abstract Control Management Functional Descriptor*/
+ 0x04, /* bFunctionLength */
+ CDC_CS_INTERFACE, /* bDescriptorType: CS_INTERFACE */
+ CDC_ABSTRACT_CONTROL_MANAGEMENT, /* bDescriptorSubtype: Abstract Control Management desc */
+ 0x02, /* bmCapabilities: SET_LINE_CODING, GET_LINE_CODING, SET_CONTROL_LINE_STATE supported */
+/*Union Functional Descriptor*/
+ 0x05, /* bFunctionLength */
+ CDC_CS_INTERFACE, /* bDescriptorType: CS_INTERFACE */
+ CDC_UNION, /* bDescriptorSubtype: Union func desc */
+ USB_CDC_CIF_NUM, /* bMasterInterface: Communication class interface is master */
+ USB_CDC_DIF_NUM, /* bSlaveInterface0: Data class interface is slave 0 */
+/*Endpoint 1 Descriptor*/ /* event notification (optional) */
+ USB_ENDPOINT_DESC_SIZE, /* bLength */
+ USB_ENDPOINT_DESCRIPTOR_TYPE, /* bDescriptorType */
+ USB_ENDPOINT_IN(1), /* bEndpointAddress */
+ USB_ENDPOINT_TYPE_INTERRUPT, /* bmAttributes */
+ WBVAL(0x0010), /* wMaxPacketSize */
+ 0x02, /* 2ms */ /* bInterval */
+/* Interface 1, Alternate Setting 0, Data class interface descriptor*/
+ USB_INTERFACE_DESC_SIZE, /* bLength */
+ USB_INTERFACE_DESCRIPTOR_TYPE, /* bDescriptorType */
+ USB_CDC_DIF_NUM, /* bInterfaceNumber: Number of Interface */
+ 0x00, /* bAlternateSetting: no alternate setting */
+ 0x02, /* bNumEndpoints: two endpoints used */
+ CDC_DATA_INTERFACE_CLASS, /* bInterfaceClass: Data Interface Class */
+ 0x00, /* bInterfaceSubClass: no subclass available */
+ 0x00, /* bInterfaceProtocol: no protocol used */
+ 0x5E, /* iInterface: */
+/* Endpoint, EP2 Bulk Out */
+ USB_ENDPOINT_DESC_SIZE, /* bLength */
+ USB_ENDPOINT_DESCRIPTOR_TYPE, /* bDescriptorType */
+ USB_ENDPOINT_OUT(2), /* bEndpointAddress */
+ USB_ENDPOINT_TYPE_BULK, /* bmAttributes */
+ WBVAL(USB_CDC_BUFSIZE), /* wMaxPacketSize */
+ 0x00, /* bInterval: ignore for Bulk transfer */
+/* Endpoint, EP2 Bulk In */
+ USB_ENDPOINT_DESC_SIZE, /* bLength */
+ USB_ENDPOINT_DESCRIPTOR_TYPE, /* bDescriptorType */
+ USB_ENDPOINT_IN(2), /* bEndpointAddress */
+ USB_ENDPOINT_TYPE_BULK, /* bmAttributes */
+ WBVAL(USB_CDC_BUFSIZE), /* wMaxPacketSize */
+ 0x00, /* bInterval: ignore for Bulk transfer */
+/* Terminator */
+ 0 /* bLength */
+};
+
+
+
+
+/* USB String Descriptor (optional) */
+const uint8_t USB_StringDescriptor[] = {
+/* Index 0x00: LANGID Codes */
+ 0x04, /* bLength */
+ USB_STRING_DESCRIPTOR_TYPE, /* bDescriptorType */
+ WBVAL(0x0409), /* US English */ /* wLANGID */
+/* Index 0x01: Manufacturer */
+ (13*2 + 2), /* bLength (13 Char + Type + lenght) */
+ USB_STRING_DESCRIPTOR_TYPE, /* bDescriptorType */
+ 'N',0,
+ 'X',0,
+ 'P',0,
+ ' ',0,
+ 'S',0,
+ 'E',0,
+ 'M',0,
+ 'I',0,
+ 'C',0,
+ 'O',0,
+ 'N',0,
+ 'D',0,
+ ' ',0,
+/* Index 0x02: Product */
+ (17*2 + 2), /* bLength ( 17 Char + Type + lenght) */
+ USB_STRING_DESCRIPTOR_TYPE, /* bDescriptorType */
+ 'N',0,
+ 'X',0,
+ 'P',0,
+ ' ',0,
+ 'L',0,
+ 'P',0,
+ 'C',0,
+ '1',0,
+ '7',0,
+ 'x',0,
+ 'x',0,
+ ' ',0,
+ 'V',0,
+ 'C',0,
+ 'O',0,
+ 'M',0,
+ ' ',0,
+/* Index 0x03: Serial Number */
+ (12*2 + 2), /* bLength (12 Char + Type + lenght) */
+ USB_STRING_DESCRIPTOR_TYPE, /* bDescriptorType */
+ 'D',0,
+ 'E',0,
+ 'M',0,
+ 'O',0,
+ '0',0,
+ '0',0,
+ '0',0,
+ '0',0,
+ '0',0,
+ '0',0,
+ '0',0,
+ '0',0,
+/* Index 0x04: Interface 0, Alternate Setting 0 */
+ ( 4*2 + 2), /* bLength (4 Char + Type + lenght) */
+ USB_STRING_DESCRIPTOR_TYPE, /* bDescriptorType */
+ 'V',0,
+ 'C',0,
+ 'O',0,
+ 'M',0,
+};
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/usbdesc.h Mon Jul 05 10:16:57 2010 +0000 @@ -0,0 +1,35 @@ +/*---------------------------------------------------------------------------- + * U S B - K e r n e l + *---------------------------------------------------------------------------- + * Name: usbdesc.h + * Purpose: USB Descriptors Definitions + * Version: V1.20 + *---------------------------------------------------------------------------- + * This software is supplied "AS IS" without any warranties, express, + * implied or statutory, including but not limited to the implied + * warranties of fitness for purpose, satisfactory quality and + * noninfringement. Keil extends you a royalty-free right to reproduce + * and distribute executable files created using this software for use + * on NXP Semiconductors LPC microcontroller devices only. Nothing else + * gives you the right to use this software. + * + * Copyright (c) 2009 Keil - An ARM Company. All rights reserved. + *---------------------------------------------------------------------------*/ + +#ifndef __USBDESC_H__ +#define __USBDESC_H__ + + +#define WBVAL(x) (x & 0xFF),((x >> 8) & 0xFF) + +#define USB_DEVICE_DESC_SIZE (sizeof(USB_DEVICE_DESCRIPTOR)) +#define USB_CONFIGUARTION_DESC_SIZE (sizeof(USB_CONFIGURATION_DESCRIPTOR)) +#define USB_INTERFACE_DESC_SIZE (sizeof(USB_INTERFACE_DESCRIPTOR)) +#define USB_ENDPOINT_DESC_SIZE (sizeof(USB_ENDPOINT_DESCRIPTOR)) + +extern const uint8_t USB_DeviceDescriptor[]; +extern const uint8_t USB_ConfigDescriptor[]; +extern const uint8_t USB_StringDescriptor[]; + + +#endif /* __USBDESC_H__ */
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/usbhw.c Mon Jul 05 10:16:57 2010 +0000
@@ -0,0 +1,811 @@
+/*----------------------------------------------------------------------------
+ * U S B - K e r n e l
+ *----------------------------------------------------------------------------
+ * Name: usbhw.c
+ * Purpose: USB Hardware Layer Module for NXP's LPC17xx MCU
+ * Version: V1.20
+ *----------------------------------------------------------------------------
+ * This software is supplied "AS IS" without any warranties, express,
+ * implied or statutory, including but not limited to the implied
+ * warranties of fitness for purpose, satisfactory quality and
+ * noninfringement. Keil extends you a royalty-free right to reproduce
+ * and distribute executable files created using this software for use
+ * on NXP Semiconductors LPC family microcontroller devices only. Nothing
+ * else gives you the right to use this software.
+ *
+ * Copyright (c) 2009 Keil - An ARM Company. All rights reserved.
+ *----------------------------------------------------------------------------
+ * History:
+ * V1.20 Added USB_ClearEPBuf
+ * V1.00 Initial Version
+ *----------------------------------------------------------------------------*/
+#include "LPC17xx.h" /* LPC17xx definitions */
+//#include "LPC23xx.h"
+#include "usb.h"
+#include "usbcfg.h"
+#include "usbreg.h"
+#include "usbhw.h"
+#include "usbcore.h"
+#include "usbuser.h"
+
+
+#pragma diag_suppress 1441
+
+
+#define EP_MSK_CTRL 0x0001 /* Control Endpoint Logical Address Mask */
+#define EP_MSK_BULK 0xC924 /* Bulk Endpoint Logical Address Mask */
+#define EP_MSK_INT 0x4492 /* Interrupt Endpoint Logical Address Mask */
+#define EP_MSK_ISO 0x1248 /* Isochronous Endpoint Logical Address Mask */
+
+
+#if USB_DMA
+
+#pragma arm section zidata = "USB_RAM"
+uint32_t UDCA[USB_EP_NUM]; /* UDCA in USB RAM */
+uint32_t DD_NISO_Mem[4*DD_NISO_CNT]; /* Non-Iso DMA Descriptor Memory */
+uint32_t DD_ISO_Mem [5*DD_ISO_CNT]; /* Iso DMA Descriptor Memory */
+#pragma arm section zidata
+uint32_t udca[USB_EP_NUM]; /* UDCA saved values */
+
+uint32_t DDMemMap[2]; /* DMA Descriptor Memory Usage */
+
+#endif
+
+
+/*
+ * Get Endpoint Physical Address
+ * Parameters: EPNum: Endpoint Number
+ * EPNum.0..3: Address
+ * EPNum.7: Dir
+ * Return Value: Endpoint Physical Address
+ */
+
+uint32_t EPAdr (uint32_t EPNum) {
+ uint32_t val;
+
+ val = (EPNum & 0x0F) << 1;
+ if (EPNum & 0x80) {
+ val += 1;
+ }
+ return (val);
+}
+
+
+/*
+ * Write Command
+ * Parameters: cmd: Command
+ * Return Value: None
+ */
+
+void WrCmd (uint32_t cmd) {
+
+ LPC_USB->USBDevIntClr = CCEMTY_INT;
+ LPC_USB->USBCmdCode = cmd;
+ while ((LPC_USB->USBDevIntSt & CCEMTY_INT) == 0);
+}
+
+
+/*
+ * Write Command Data
+ * Parameters: cmd: Command
+ * val: Data
+ * Return Value: None
+ */
+
+void WrCmdDat (uint32_t cmd, uint32_t val) {
+
+ LPC_USB->USBDevIntClr = CCEMTY_INT;
+ LPC_USB->USBCmdCode = cmd;
+ while ((LPC_USB->USBDevIntSt & CCEMTY_INT) == 0);
+ LPC_USB->USBDevIntClr = CCEMTY_INT;
+ LPC_USB->USBCmdCode = val;
+ while ((LPC_USB->USBDevIntSt & CCEMTY_INT) == 0);
+}
+
+
+/*
+ * Write Command to Endpoint
+ * Parameters: cmd: Command
+ * val: Data
+ * Return Value: None
+ */
+
+void WrCmdEP (uint32_t EPNum, uint32_t cmd){
+
+ LPC_USB->USBDevIntClr = CCEMTY_INT;
+ LPC_USB->USBCmdCode = CMD_SEL_EP(EPAdr(EPNum));
+ while ((LPC_USB->USBDevIntSt & CCEMTY_INT) == 0);
+ LPC_USB->USBDevIntClr = CCEMTY_INT;
+ LPC_USB->USBCmdCode = cmd;
+ while ((LPC_USB->USBDevIntSt & CCEMTY_INT) == 0);
+}
+
+
+/*
+ * Read Command Data
+ * Parameters: cmd: Command
+ * Return Value: Data Value
+ */
+
+uint32_t RdCmdDat (uint32_t cmd) {
+
+ LPC_USB->USBDevIntClr = CCEMTY_INT | CDFULL_INT;
+ LPC_USB->USBCmdCode = cmd;
+ while ((LPC_USB->USBDevIntSt & CDFULL_INT) == 0);
+ return (LPC_USB->USBCmdData);
+}
+
+
+/*
+ * USB Initialize Function
+ * Called by the User to initialize USB
+ * Return Value: None
+ */
+
+void USB_Init (void) {
+
+ LPC_PINCON->PINSEL1 &= ~((3<<26)|(3<<28)); /* P0.29 D+, P0.30 D- */
+ LPC_PINCON->PINSEL1 |= ((1<<26)|(1<<28)); /* PINSEL1 26.27, 28.29 = 01 */
+
+ LPC_PINCON->PINSEL3 &= ~((3<< 4)|(3<<28)); /* P1.18 GoodLink, P1.30 VBUS */
+ LPC_PINCON->PINSEL3 |= ((1<< 4)|(2<<28)); /* PINSEL3 4.5 = 01, 28.29 = 10 */
+
+ LPC_PINCON->PINSEL4 &= ~((3<<18) ); /* P2.9 SoftConnect */
+ LPC_PINCON->PINSEL4 |= ((1<<18) ); /* PINSEL4 18.19 = 01 */
+
+ LPC_SC->PCONP |= (1UL<<31); /* USB PCLK -> enable USB Per. */
+
+ LPC_USB->USBClkCtrl = 0x1A; /* Dev, PortSel, AHB clock enable */
+ while ((LPC_USB->USBClkSt & 0x1A) != 0x1A);
+
+ NVIC_EnableIRQ(USB_IRQn); /* enable USB interrupt */
+
+ USB_Reset();
+ USB_SetAddress(0);
+}
+
+
+/*
+ * USB Connect Function
+ * Called by the User to Connect/Disconnect USB
+ * Parameters: con: Connect/Disconnect
+ * Return Value: None
+ */
+
+void USB_Connect (uint32_t con) {
+ WrCmdDat(CMD_SET_DEV_STAT, DAT_WR_BYTE(con ? DEV_CON : 0));
+}
+
+
+/*
+ * USB Reset Function
+ * Called automatically on USB Reset
+ * Return Value: None
+ */
+
+void USB_Reset (void) {
+#if USB_DMA
+ uint32_t n;
+#endif
+
+ LPC_USB->USBEpInd = 0;
+ LPC_USB->USBMaxPSize = USB_MAX_PACKET0;
+ LPC_USB->USBEpInd = 1;
+ LPC_USB->USBMaxPSize = USB_MAX_PACKET0;
+ while ((LPC_USB->USBDevIntSt & EP_RLZED_INT) == 0);
+
+ LPC_USB->USBEpIntClr = 0xFFFFFFFF;
+ LPC_USB->USBEpIntEn = 0xFFFFFFFF ^ USB_DMA_EP;
+ LPC_USB->USBDevIntClr = 0xFFFFFFFF;
+ LPC_USB->USBDevIntEn = DEV_STAT_INT | EP_SLOW_INT |
+ (USB_SOF_EVENT ? FRAME_INT : 0) |
+ (USB_ERROR_EVENT ? ERR_INT : 0);
+
+#if USB_DMA
+ LPC_USB->USBUDCAH = USB_RAM_ADR;
+ LPC_USB->USBDMARClr = 0xFFFFFFFF;
+ LPC_USB->USBEpDMADis = 0xFFFFFFFF;
+ LPC_USB->USBEpDMAEn = USB_DMA_EP;
+ LPC_USB->USBEoTIntClr = 0xFFFFFFFF;
+ LPC_USB->USBNDDRIntClr = 0xFFFFFFFF;
+ LPC_USB->USBSysErrIntClr = 0xFFFFFFFF;
+ LPC_USB->USBDMAIntEn = 0x00000007;
+ DDMemMap[0] = 0x00000000;
+ DDMemMap[1] = 0x00000000;
+ for (n = 0; n < USB_EP_NUM; n++) {
+ udca[n] = 0;
+ UDCA[n] = 0;
+ }
+#endif
+}
+
+
+/*
+ * USB Suspend Function
+ * Called automatically on USB Suspend
+ * Return Value: None
+ */
+
+void USB_Suspend (void) {
+ /* Performed by Hardware */
+}
+
+
+/*
+ * USB Resume Function
+ * Called automatically on USB Resume
+ * Return Value: None
+ */
+
+void USB_Resume (void) {
+ /* Performed by Hardware */
+}
+
+
+/*
+ * USB Remote Wakeup Function
+ * Called automatically on USB Remote Wakeup
+ * Return Value: None
+ */
+
+void USB_WakeUp (void) {
+
+ if (USB_DeviceStatus & USB_GETSTATUS_REMOTE_WAKEUP) {
+ WrCmdDat(CMD_SET_DEV_STAT, DAT_WR_BYTE(DEV_CON));
+ }
+}
+
+
+/*
+ * USB Remote Wakeup Configuration Function
+ * Parameters: cfg: Enable/Disable
+ * Return Value: None
+ */
+
+void USB_WakeUpCfg (uint32_t cfg) {
+ /* Not needed */
+}
+
+
+/*
+ * USB Set Address Function
+ * Parameters: adr: USB Address
+ * Return Value: None
+ */
+
+void USB_SetAddress (uint32_t adr) {
+ WrCmdDat(CMD_SET_ADDR, DAT_WR_BYTE(DEV_EN | adr)); /* Don't wait for next */
+ WrCmdDat(CMD_SET_ADDR, DAT_WR_BYTE(DEV_EN | adr)); /* Setup Status Phase */
+}
+
+
+/*
+ * USB Configure Function
+ * Parameters: cfg: Configure/Deconfigure
+ * Return Value: None
+ */
+
+void USB_Configure (uint32_t cfg) {
+
+ WrCmdDat(CMD_CFG_DEV, DAT_WR_BYTE(cfg ? CONF_DVICE : 0));
+
+ LPC_USB->USBReEp = 0x00000003;
+ while ((LPC_USB->USBDevIntSt & EP_RLZED_INT) == 0);
+ LPC_USB->USBDevIntClr = EP_RLZED_INT;
+}
+
+
+/*
+ * Configure USB Endpoint according to Descriptor
+ * Parameters: pEPD: Pointer to Endpoint Descriptor
+ * Return Value: None
+ */
+
+void USB_ConfigEP (USB_ENDPOINT_DESCRIPTOR *pEPD) {
+ uint32_t num;
+
+ num = EPAdr(pEPD->bEndpointAddress);
+ LPC_USB->USBReEp |= (1 << num);
+ LPC_USB->USBEpInd = num;
+ LPC_USB->USBMaxPSize = pEPD->wMaxPacketSize;
+ while ((LPC_USB->USBDevIntSt & EP_RLZED_INT) == 0);
+ LPC_USB->USBDevIntClr = EP_RLZED_INT;
+}
+
+
+/*
+ * Set Direction for USB Control Endpoint
+ * Parameters: dir: Out (dir == 0), In (dir <> 0)
+ * Return Value: None
+ */
+
+void USB_DirCtrlEP (uint32_t dir) {
+ /* Not needed */
+}
+
+
+/*
+ * Enable USB Endpoint
+ * Parameters: EPNum: Endpoint Number
+ * EPNum.0..3: Address
+ * EPNum.7: Dir
+ * Return Value: None
+ */
+
+void USB_EnableEP (uint32_t EPNum) {
+ WrCmdDat(CMD_SET_EP_STAT(EPAdr(EPNum)), DAT_WR_BYTE(0));
+}
+
+
+/*
+ * Disable USB Endpoint
+ * Parameters: EPNum: Endpoint Number
+ * EPNum.0..3: Address
+ * EPNum.7: Dir
+ * Return Value: None
+ */
+
+void USB_DisableEP (uint32_t EPNum) {
+ WrCmdDat(CMD_SET_EP_STAT(EPAdr(EPNum)), DAT_WR_BYTE(EP_STAT_DA));
+}
+
+
+/*
+ * Reset USB Endpoint
+ * Parameters: EPNum: Endpoint Number
+ * EPNum.0..3: Address
+ * EPNum.7: Dir
+ * Return Value: None
+ */
+
+void USB_ResetEP (uint32_t EPNum) {
+ WrCmdDat(CMD_SET_EP_STAT(EPAdr(EPNum)), DAT_WR_BYTE(0));
+}
+
+
+/*
+ * Set Stall for USB Endpoint
+ * Parameters: EPNum: Endpoint Number
+ * EPNum.0..3: Address
+ * EPNum.7: Dir
+ * Return Value: None
+ */
+
+void USB_SetStallEP (uint32_t EPNum) {
+ WrCmdDat(CMD_SET_EP_STAT(EPAdr(EPNum)), DAT_WR_BYTE(EP_STAT_ST));
+}
+
+
+/*
+ * Clear Stall for USB Endpoint
+ * Parameters: EPNum: Endpoint Number
+ * EPNum.0..3: Address
+ * EPNum.7: Dir
+ * Return Value: None
+ */
+
+void USB_ClrStallEP (uint32_t EPNum) {
+ WrCmdDat(CMD_SET_EP_STAT(EPAdr(EPNum)), DAT_WR_BYTE(0));
+}
+
+
+/*
+ * Clear USB Endpoint Buffer
+ * Parameters: EPNum: Endpoint Number
+ * EPNum.0..3: Address
+ * EPNum.7: Dir
+ * Return Value: None
+ */
+
+void USB_ClearEPBuf (uint32_t EPNum) {
+ WrCmdEP(EPNum, CMD_CLR_BUF);
+}
+
+
+/*
+ * Read USB Endpoint Data
+ * Parameters: EPNum: Endpoint Number
+ * EPNum.0..3: Address
+ * EPNum.7: Dir
+ * pData: Pointer to Data Buffer
+ * Return Value: Number of bytes read
+ */
+
+uint32_t USB_ReadEP (uint32_t EPNum, uint8_t *pData) {
+ uint32_t cnt, n;
+
+ LPC_USB->USBCtrl = ((EPNum & 0x0F) << 2) | CTRL_RD_EN;
+
+ do {
+ cnt = LPC_USB->USBRxPLen;
+ } while ((cnt & PKT_RDY) == 0);
+ cnt &= PKT_LNGTH_MASK;
+
+ for (n = 0; n < (cnt + 3) / 4; n++) {
+ *((__packed uint32_t *)pData) = LPC_USB->USBRxData;
+ pData += 4;
+ }
+ LPC_USB->USBCtrl = 0;
+
+ if (((EP_MSK_ISO >> EPNum) & 1) == 0) { /* Non-Isochronous Endpoint */
+ WrCmdEP(EPNum, CMD_CLR_BUF);
+ }
+
+ return (cnt);
+}
+
+
+/*
+ * Write USB Endpoint Data
+ * Parameters: EPNum: Endpoint Number
+ * EPNum.0..3: Address
+ * EPNum.7: Dir
+ * pData: Pointer to Data Buffer
+ * cnt: Number of bytes to write
+ * Return Value: Number of bytes written
+ */
+
+uint32_t USB_WriteEP (uint32_t EPNum, uint8_t *pData, uint32_t cnt) {
+ uint32_t n;
+
+ LPC_USB->USBCtrl = ((EPNum & 0x0F) << 2) | CTRL_WR_EN;
+
+ LPC_USB->USBTxPLen = cnt;
+
+ for (n = 0; n < (cnt + 3) / 4; n++) {
+ LPC_USB->USBTxData = *((__packed uint32_t *)pData);
+ pData += 4;
+ }
+ LPC_USB->USBCtrl = 0;
+ WrCmdEP(EPNum, CMD_VALID_BUF);
+ return (cnt);
+}
+
+#if USB_DMA
+
+/* DMA Descriptor Memory Layout */
+const uint32_t DDAdr[2] = { DD_NISO_ADR, DD_ISO_ADR };
+const uint32_t DDSz [2] = { 16, 20 };
+
+
+/*
+ * Setup USB DMA Transfer for selected Endpoint
+ * Parameters: EPNum: Endpoint Number
+ * pDD: Pointer to DMA Descriptor
+ * Return Value: TRUE - Success, FALSE - Error
+ */
+
+uint32_t USB_DMA_Setup(uint32_t EPNum, USB_DMA_DESCRIPTOR *pDD) {
+ uint32_t num, ptr, nxt, iso, n;
+
+ iso = pDD->Cfg.Type.IsoEP; /* Iso or Non-Iso Descriptor */
+ num = EPAdr(EPNum); /* Endpoint's Physical Address */
+
+ ptr = 0; /* Current Descriptor */
+ nxt = udca[num]; /* Initial Descriptor */
+ while (nxt) { /* Go through Descriptor List */
+ ptr = nxt; /* Current Descriptor */
+ if (!pDD->Cfg.Type.Link) { /* Check for Linked Descriptors */
+ n = (ptr - DDAdr[iso]) / DDSz[iso]; /* Descriptor Index */
+ DDMemMap[iso] &= ~(1 << n); /* Unmark Memory Usage */
+ }
+ nxt = *((uint32_t *)ptr); /* Next Descriptor */
+ }
+
+ for (n = 0; n < 32; n++) { /* Search for available Memory */
+ if ((DDMemMap[iso] & (1 << n)) == 0) {
+ break; /* Memory found */
+ }
+ }
+ if (n == 32) return (FALSE); /* Memory not available */
+
+ DDMemMap[iso] |= 1 << n; /* Mark Memory Usage */
+ nxt = DDAdr[iso] + n * DDSz[iso]; /* Next Descriptor */
+
+ if (ptr && pDD->Cfg.Type.Link) {
+ *((uint32_t *)(ptr + 0)) = nxt; /* Link in new Descriptor */
+ *((uint32_t *)(ptr + 4)) |= 0x00000004; /* Next DD is Valid */
+ } else {
+ udca[num] = nxt; /* Save new Descriptor */
+ UDCA[num] = nxt; /* Update UDCA in USB */
+ }
+
+ /* Fill in DMA Descriptor */
+ *(((uint32_t *)nxt)++) = 0; /* Next DD Pointer */
+ *(((uint32_t *)nxt)++) = pDD->Cfg.Type.ATLE |
+ (pDD->Cfg.Type.IsoEP << 4) |
+ (pDD->MaxSize << 5) |
+ (pDD->BufLen << 16);
+ *(((uint32_t *)nxt)++) = pDD->BufAdr;
+ *(((uint32_t *)nxt)++) = pDD->Cfg.Type.LenPos << 8;
+ if (iso) {
+ *((uint32_t *)nxt) = pDD->InfoAdr;
+ }
+
+ return (TRUE); /* Success */
+}
+
+
+/*
+ * Enable USB DMA Endpoint
+ * Parameters: EPNum: Endpoint Number
+ * EPNum.0..3: Address
+ * EPNum.7: Dir
+ * Return Value: None
+ */
+
+void USB_DMA_Enable (uint32_t EPNum) {
+ LPC_USB->USBEpDMAEn = 1 << EPAdr(EPNum);
+}
+
+
+/*
+ * Disable USB DMA Endpoint
+ * Parameters: EPNum: Endpoint Number
+ * EPNum.0..3: Address
+ * EPNum.7: Dir
+ * Return Value: None
+ */
+
+void USB_DMA_Disable (uint32_t EPNum) {
+ LPC_USB->USBEpDMADis = 1 << EPAdr(EPNum);
+}
+
+
+/*
+ * Get USB DMA Endpoint Status
+ * Parameters: EPNum: Endpoint Number
+ * EPNum.0..3: Address
+ * EPNum.7: Dir
+ * Return Value: DMA Status
+ */
+
+uint32_t USB_DMA_Status (uint32_t EPNum) {
+ uint32_t ptr, val;
+
+ ptr = UDCA[EPAdr(EPNum)]; /* Current Descriptor */
+ if (ptr == 0)
+ return (USB_DMA_INVALID);
+
+ val = *((uint32_t *)(ptr + 3*4)); /* Status Information */
+ switch ((val >> 1) & 0x0F) {
+ case 0x00: /* Not serviced */
+ return (USB_DMA_IDLE);
+ case 0x01: /* Being serviced */
+ return (USB_DMA_BUSY);
+ case 0x02: /* Normal Completition */
+ return (USB_DMA_DONE);
+ case 0x03: /* Data Under Run */
+ return (USB_DMA_UNDER_RUN);
+ case 0x08: /* Data Over Run */
+ return (USB_DMA_OVER_RUN);
+ case 0x09: /* System Error */
+ return (USB_DMA_ERROR);
+ }
+
+ return (USB_DMA_UNKNOWN);
+}
+
+
+/*
+ * Get USB DMA Endpoint Current Buffer Address
+ * Parameters: EPNum: Endpoint Number
+ * EPNum.0..3: Address
+ * EPNum.7: Dir
+ * Return Value: DMA Address (or -1 when DMA is Invalid)
+ */
+
+uint32_t USB_DMA_BufAdr (uint32_t EPNum) {
+ uint32_t ptr, val;
+
+ ptr = UDCA[EPAdr(EPNum)]; /* Current Descriptor */
+ if (ptr == 0)
+ {
+ return ((uint32_t)(-1)); /* DMA Invalid */
+ }
+
+ val = *((uint32_t *)(ptr + 2*4)); /* Buffer Address */
+ return (val); /* Current Address */
+}
+
+
+/*
+ * Get USB DMA Endpoint Current Buffer Count
+ * Number of transfered Bytes or Iso Packets
+ * Parameters: EPNum: Endpoint Number
+ * EPNum.0..3: Address
+ * EPNum.7: Dir
+ * Return Value: DMA Count (or -1 when DMA is Invalid)
+ */
+
+uint32_t USB_DMA_BufCnt (uint32_t EPNum) {
+ uint32_t ptr, val;
+
+ ptr = UDCA[EPAdr(EPNum)]; /* Current Descriptor */
+ if (ptr == 0)
+ {
+ return ((uint32_t)(-1)); /* DMA Invalid */
+ }
+ val = *((uint32_t *)(ptr + 3*4)); /* Status Information */
+ return (val >> 16); /* Current Count */
+}
+
+
+#endif /* USB_DMA */
+
+
+/*
+ * Get USB Last Frame Number
+ * Parameters: None
+ * Return Value: Frame Number
+ */
+
+uint32_t USB_GetFrame (void) {
+ uint32_t val;
+
+ WrCmd(CMD_RD_FRAME);
+ val = RdCmdDat(DAT_RD_FRAME);
+ val = val | (RdCmdDat(DAT_RD_FRAME) << 8);
+
+ return (val);
+}
+
+
+/*
+ * USB Interrupt Service Routine
+ */
+
+void USB_IRQHandler (void) {
+ uint32_t disr, val, n, m;
+ uint32_t episr, episrCur;
+
+ disr = LPC_USB->USBDevIntSt; /* Device Interrupt Status */
+
+ /* Device Status Interrupt (Reset, Connect change, Suspend/Resume) */
+ if (disr & DEV_STAT_INT) {
+ LPC_USB->USBDevIntClr = DEV_STAT_INT;
+ WrCmd(CMD_GET_DEV_STAT);
+ val = RdCmdDat(DAT_GET_DEV_STAT); /* Device Status */
+ if (val & DEV_RST) { /* Reset */
+ USB_Reset();
+#if USB_RESET_EVENT
+ USB_Reset_Event();
+#endif
+ }
+ if (val & DEV_CON_CH) { /* Connect change */
+#if USB_POWER_EVENT
+ USB_Power_Event(val & DEV_CON);
+#endif
+ }
+ if (val & DEV_SUS_CH) { /* Suspend/Resume */
+ if (val & DEV_SUS) { /* Suspend */
+ USB_Suspend();
+#if USB_SUSPEND_EVENT
+ USB_Suspend_Event();
+#endif
+ } else { /* Resume */
+ USB_Resume();
+#if USB_RESUME_EVENT
+ USB_Resume_Event();
+#endif
+ }
+ }
+ goto isr_end;
+ }
+
+#if USB_SOF_EVENT
+ /* Start of Frame Interrupt */
+ if (disr & FRAME_INT) {
+ USB_SOF_Event();
+ }
+#endif
+
+#if USB_ERROR_EVENT
+ /* Error Interrupt */
+ if (disr & ERR_INT) {
+ WrCmd(CMD_RD_ERR_STAT);
+ val = RdCmdDat(DAT_RD_ERR_STAT);
+ USB_Error_Event(val);
+ }
+#endif
+
+ /* Endpoint's Slow Interrupt */
+ if (disr & EP_SLOW_INT) {
+ episrCur = 0;
+ episr = LPC_USB->USBEpIntSt;
+ for (n = 0; n < USB_EP_NUM; n++) { /* Check All Endpoints */
+ if (episr == episrCur) break; /* break if all EP interrupts handled */
+ if (episr & (1 << n)) {
+ episrCur |= (1 << n);
+ m = n >> 1;
+
+ LPC_USB->USBEpIntClr = (1 << n);
+ while ((LPC_USB->USBDevIntSt & CDFULL_INT) == 0);
+ val = LPC_USB->USBCmdData;
+
+ if ((n & 1) == 0) { /* OUT Endpoint */
+ if (n == 0) { /* Control OUT Endpoint */
+ if (val & EP_SEL_STP) { /* Setup Packet */
+ if (USB_P_EP[0]) {
+ USB_P_EP[0](USB_EVT_SETUP);
+ continue;
+ }
+ }
+ }
+ if (USB_P_EP[m]) {
+ USB_P_EP[m](USB_EVT_OUT);
+ }
+ } else { /* IN Endpoint */
+ if (USB_P_EP[m]) {
+ USB_P_EP[m](USB_EVT_IN);
+ }
+ }
+ }
+ }
+ LPC_USB->USBDevIntClr = EP_SLOW_INT;
+ }
+
+#if USB_DMA
+
+ if (LPC_USB->USBDMAIntSt & 0x00000001) { /* End of Transfer Interrupt */
+ val = LPC_USB->USBEoTIntSt;
+ for (n = 2; n < USB_EP_NUM; n++) { /* Check All Endpoints */
+ if (val & (1 << n)) {
+ m = n >> 1;
+ if ((n & 1) == 0) { /* OUT Endpoint */
+ if (USB_P_EP[m]) {
+ USB_P_EP[m](USB_EVT_OUT_DMA_EOT);
+ }
+ } else { /* IN Endpoint */
+ if (USB_P_EP[m]) {
+ USB_P_EP[m](USB_EVT_IN_DMA_EOT);
+ }
+ }
+ }
+ }
+ LPC_USB->USBEoTIntClr = val;
+ }
+
+ if (LPC_USB->USBDMAIntSt & 0x00000002) { /* New DD Request Interrupt */
+ val = LPC_USB->USBNDDRIntSt;
+ for (n = 2; n < USB_EP_NUM; n++) { /* Check All Endpoints */
+ if (val & (1 << n)) {
+ m = n >> 1;
+ if ((n & 1) == 0) { /* OUT Endpoint */
+ if (USB_P_EP[m]) {
+ USB_P_EP[m](USB_EVT_OUT_DMA_NDR);
+ }
+ } else { /* IN Endpoint */
+ if (USB_P_EP[m]) {
+ USB_P_EP[m](USB_EVT_IN_DMA_NDR);
+ }
+ }
+ }
+ }
+ LPC_USB->USBNDDRIntClr = val;
+ }
+
+ if (LPC_USB->USBDMAIntSt & 0x00000004) { /* System Error Interrupt */
+ val = LPC_USB->USBSysErrIntSt;
+ for (n = 2; n < USB_EP_NUM; n++) { /* Check All Endpoints */
+ if (val & (1 << n)) {
+ m = n >> 1;
+ if ((n & 1) == 0) { /* OUT Endpoint */
+ if (USB_P_EP[m]) {
+ USB_P_EP[m](USB_EVT_OUT_DMA_ERR);
+ }
+ } else { /* IN Endpoint */
+ if (USB_P_EP[m]) {
+ USB_P_EP[m](USB_EVT_IN_DMA_ERR);
+ }
+ }
+ }
+ }
+ LPC_USB->USBSysErrIntClr = val;
+ }
+
+#endif /* USB_DMA */
+
+isr_end:
+ return;
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/usbhw.h Mon Jul 05 10:16:57 2010 +0000
@@ -0,0 +1,112 @@
+/*----------------------------------------------------------------------------
+ * U S B - K e r n e l
+ *----------------------------------------------------------------------------
+ * Name: usbhw.h
+ * Purpose: USB Hardware Layer Definitions
+ * Version: V1.20
+ *----------------------------------------------------------------------------
+ * This software is supplied "AS IS" without any warranties, express,
+ * implied or statutory, including but not limited to the implied
+ * warranties of fitness for purpose, satisfactory quality and
+ * noninfringement. Keil extends you a royalty-free right to reproduce
+ * and distribute executable files created using this software for use
+ * on NXP Semiconductors LPC family microcontroller devices only. Nothing
+ * else gives you the right to use this software.
+ *
+ * Copyright (c) 2009 Keil - An ARM Company. All rights reserved.
+ *----------------------------------------------------------------------------
+ * History:
+ * V1.20 Added USB_ClearEPBuf
+ * V1.00 Initial Version
+ *----------------------------------------------------------------------------*/
+
+#ifndef __USBHW_H__
+#define __USBHW_H__
+
+
+/* USB RAM Definitions */
+#define USB_RAM_ADR 0x20080000 /* USB RAM Start Address */
+#define USB_RAM_SZ 0x00004000 /* USB RAM Size (4kB) */
+
+/* DMA Endpoint Descriptors */
+#define DD_NISO_CNT 16 /* Non-Iso EP DMA Descr. Count (max. 32) */
+#define DD_ISO_CNT 8 /* Iso EP DMA Descriptor Count (max. 32) */
+#define DD_NISO_SZ (DD_NISO_CNT * 16) /* Non-Iso DMA Descr. Size */
+#define DD_ISO_SZ (DD_ISO_CNT * 20) /* Iso DMA Descriptor Size */
+#define DD_NISO_ADR (USB_RAM_ADR + 128) /* Non-Iso DMA Descr. Address */
+#define DD_ISO_ADR (DD_NISO_ADR + DD_NISO_SZ) /* Iso DMA Descr. Address */
+#define DD_SZ (128 + DD_NISO_SZ + DD_ISO_SZ) /* Descr. Size */
+
+/* DMA Buffer Memory Definitions */
+#define DMA_BUF_ADR (USB_RAM_ADR + DD_SZ) /* DMA Buffer Start Address */
+#define DMA_BUF_SZ (USB_RAM_SZ - DD_SZ) /* DMA Buffer Size */
+
+/* USB Error Codes */
+#define USB_ERR_PID 0x0001 /* PID Error */
+#define USB_ERR_UEPKT 0x0002 /* Unexpected Packet */
+#define USB_ERR_DCRC 0x0004 /* Data CRC Error */
+#define USB_ERR_TIMOUT 0x0008 /* Bus Time-out Error */
+#define USB_ERR_EOP 0x0010 /* End of Packet Error */
+#define USB_ERR_B_OVRN 0x0020 /* Buffer Overrun */
+#define USB_ERR_BTSTF 0x0040 /* Bit Stuff Error */
+#define USB_ERR_TGL 0x0080 /* Toggle Bit Error */
+
+/* USB DMA Status Codes */
+#define USB_DMA_INVALID 0x0000 /* DMA Invalid - Not Configured */
+#define USB_DMA_IDLE 0x0001 /* DMA Idle - Waiting for Trigger */
+#define USB_DMA_BUSY 0x0002 /* DMA Busy - Transfer in progress */
+#define USB_DMA_DONE 0x0003 /* DMA Transfer Done (no Errors)*/
+#define USB_DMA_OVER_RUN 0x0004 /* Data Over Run */
+#define USB_DMA_UNDER_RUN 0x0005 /* Data Under Run (Short Packet) */
+#define USB_DMA_ERROR 0x0006 /* Error */
+#define USB_DMA_UNKNOWN 0xFFFF /* Unknown State */
+
+/* USB DMA Descriptor */
+typedef struct _USB_DMA_DESCRIPTOR {
+ uint32_t BufAdr; /* DMA Buffer Address */
+ uint16_t BufLen; /* DMA Buffer Length */
+ uint16_t MaxSize; /* Maximum Packet Size */
+ uint32_t InfoAdr; /* Packet Info Memory Address */
+ union { /* DMA Configuration */
+ struct {
+ uint32_t Link : 1; /* Link to existing Descriptors */
+ uint32_t IsoEP : 1; /* Isonchronous Endpoint */
+ uint32_t ATLE : 1; /* ATLE (Auto Transfer Length Extract) */
+ uint32_t Rsrvd : 5; /* Reserved */
+ uint32_t LenPos : 8; /* Length Position (ATLE) */
+ } Type;
+ uint32_t Val;
+ } Cfg;
+} USB_DMA_DESCRIPTOR;
+
+/* USB Hardware Functions */
+extern void USB_Init (void);
+extern void USB_Connect (uint32_t con);
+extern void USB_Reset (void);
+extern void USB_Suspend (void);
+extern void USB_Resume (void);
+extern void USB_WakeUp (void);
+extern void USB_WakeUpCfg (uint32_t cfg);
+extern void USB_SetAddress (uint32_t adr);
+extern void USB_Configure (uint32_t cfg);
+extern void USB_ConfigEP (USB_ENDPOINT_DESCRIPTOR *pEPD);
+extern void USB_DirCtrlEP (uint32_t dir);
+extern void USB_EnableEP (uint32_t EPNum);
+extern void USB_DisableEP (uint32_t EPNum);
+extern void USB_ResetEP (uint32_t EPNum);
+extern void USB_SetStallEP (uint32_t EPNum);
+extern void USB_ClrStallEP (uint32_t EPNum);
+extern void USB_ClearEPBuf (uint32_t EPNum);
+extern uint32_t USB_ReadEP (uint32_t EPNum, uint8_t *pData);
+extern uint32_t USB_WriteEP (uint32_t EPNum, uint8_t *pData, uint32_t cnt);
+extern uint32_t USB_DMA_Setup (uint32_t EPNum, USB_DMA_DESCRIPTOR *pDD);
+extern void USB_DMA_Enable (uint32_t EPNum);
+extern void USB_DMA_Disable(uint32_t EPNum);
+extern uint32_t USB_DMA_Status (uint32_t EPNum);
+extern uint32_t USB_DMA_BufAdr (uint32_t EPNum);
+extern uint32_t USB_DMA_BufCnt (uint32_t EPNum);
+extern uint32_t USB_GetFrame (void);
+extern void USB_IRQHandler (void);
+
+
+#endif /* __USBHW_H__ */
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/usbreg.h Mon Jul 05 10:16:57 2010 +0000 @@ -0,0 +1,130 @@ +/*---------------------------------------------------------------------------- + * U S B - K e r n e l + *---------------------------------------------------------------------------- + * Name: usbreg.h + * Purpose: USB Hardware Layer Definitions for NXP LPC Family MCUs + * Version: V1.20 + *---------------------------------------------------------------------------- + * This software is supplied "AS IS" without any warranties, express, + * implied or statutory, including but not limited to the implied + * warranties of fitness for purpose, satisfactory quality and + * noninfringement. Keil extends you a royalty-free right to reproduce + * and distribute executable files created using this software for use + * on NXP Semiconductors LPC family microcontroller devices only. Nothing + * else gives you the right to use this software. + * + * Copyright (c) 2009 Keil - An ARM Company. All rights reserved. + *---------------------------------------------------------------------------*/ + +#ifndef __USBREG_H +#define __USBREG_H + +/* Device Interrupt Bit Definitions */ +#define FRAME_INT 0x00000001 +#define EP_FAST_INT 0x00000002 +#define EP_SLOW_INT 0x00000004 +#define DEV_STAT_INT 0x00000008 +#define CCEMTY_INT 0x00000010 +#define CDFULL_INT 0x00000020 +#define RxENDPKT_INT 0x00000040 +#define TxENDPKT_INT 0x00000080 +#define EP_RLZED_INT 0x00000100 +#define ERR_INT 0x00000200 + +/* Rx & Tx Packet Length Definitions */ +#define PKT_LNGTH_MASK 0x000003FF +#define PKT_DV 0x00000400 +#define PKT_RDY 0x00000800 + +/* USB Control Definitions */ +#define CTRL_RD_EN 0x00000001 +#define CTRL_WR_EN 0x00000002 + +/* Command Codes */ +#define CMD_SET_ADDR 0x00D00500 +#define CMD_CFG_DEV 0x00D80500 +#define CMD_SET_MODE 0x00F30500 +#define CMD_RD_FRAME 0x00F50500 +#define DAT_RD_FRAME 0x00F50200 +#define CMD_RD_TEST 0x00FD0500 +#define DAT_RD_TEST 0x00FD0200 +#define CMD_SET_DEV_STAT 0x00FE0500 +#define CMD_GET_DEV_STAT 0x00FE0500 +#define DAT_GET_DEV_STAT 0x00FE0200 +#define CMD_GET_ERR_CODE 0x00FF0500 +#define DAT_GET_ERR_CODE 0x00FF0200 +#define CMD_RD_ERR_STAT 0x00FB0500 +#define DAT_RD_ERR_STAT 0x00FB0200 +#define DAT_WR_BYTE(x) (0x00000100 | ((x) << 16)) +#define CMD_SEL_EP(x) (0x00000500 | ((x) << 16)) +#define DAT_SEL_EP(x) (0x00000200 | ((x) << 16)) +#define CMD_SEL_EP_CLRI(x) (0x00400500 | ((x) << 16)) +#define DAT_SEL_EP_CLRI(x) (0x00400200 | ((x) << 16)) +#define CMD_SET_EP_STAT(x) (0x00400500 | ((x) << 16)) +#define CMD_CLR_BUF 0x00F20500 +#define DAT_CLR_BUF 0x00F20200 +#define CMD_VALID_BUF 0x00FA0500 + +/* Device Address Register Definitions */ +#define DEV_ADDR_MASK 0x7F +#define DEV_EN 0x80 + +/* Device Configure Register Definitions */ +#define CONF_DVICE 0x01 + +/* Device Mode Register Definitions */ +#define AP_CLK 0x01 +#define INAK_CI 0x02 +#define INAK_CO 0x04 +#define INAK_II 0x08 +#define INAK_IO 0x10 +#define INAK_BI 0x20 +#define INAK_BO 0x40 + +/* Device Status Register Definitions */ +#define DEV_CON 0x01 +#define DEV_CON_CH 0x02 +#define DEV_SUS 0x04 +#define DEV_SUS_CH 0x08 +#define DEV_RST 0x10 + +/* Error Code Register Definitions */ +#define ERR_EC_MASK 0x0F +#define ERR_EA 0x10 + +/* Error Status Register Definitions */ +#define ERR_PID 0x01 +#define ERR_UEPKT 0x02 +#define ERR_DCRC 0x04 +#define ERR_TIMOUT 0x08 +#define ERR_EOP 0x10 +#define ERR_B_OVRN 0x20 +#define ERR_BTSTF 0x40 +#define ERR_TGL 0x80 + +/* Endpoint Select Register Definitions */ +#define EP_SEL_F 0x01 +#define EP_SEL_ST 0x02 +#define EP_SEL_STP 0x04 +#define EP_SEL_PO 0x08 +#define EP_SEL_EPN 0x10 +#define EP_SEL_B_1_FULL 0x20 +#define EP_SEL_B_2_FULL 0x40 + +/* Endpoint Status Register Definitions */ +#define EP_STAT_ST 0x01 +#define EP_STAT_DA 0x20 +#define EP_STAT_RF_MO 0x40 +#define EP_STAT_CND_ST 0x80 + +/* Clear Buffer Register Definitions */ +#define CLR_BUF_PO 0x01 + + +/* DMA Interrupt Bit Definitions */ +#define EOT_INT 0x01 +#define NDD_REQ_INT 0x02 +#define SYS_ERR_INT 0x04 + + +#endif /* __USBREG_H */
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/usbuser.c Mon Jul 05 10:16:57 2010 +0000
@@ -0,0 +1,336 @@
+/*----------------------------------------------------------------------------
+ * U S B - K e r n e l
+ *----------------------------------------------------------------------------
+ * Name: usbuser.c
+ * Purpose: USB Custom User Module
+ * Version: V1.20
+ *----------------------------------------------------------------------------
+ * This software is supplied "AS IS" without any warranties, express,
+ * implied or statutory, including but not limited to the implied
+ * warranties of fitness for purpose, satisfactory quality and
+ * noninfringement. Keil extends you a royalty-free right to reproduce
+ * and distribute executable files created using this software for use
+ * on NXP Semiconductors LPC family microcontroller devices only. Nothing
+ * else gives you the right to use this software.
+ *
+ * Copyright (c) 2009 Keil - An ARM Company. All rights reserved.
+ *---------------------------------------------------------------------------*/
+#include "type.h"
+
+#include "usb.h"
+#include "usbcfg.h"
+#include "usbhw.h"
+#include "usbcore.h"
+#include "usbuser.h"
+#include "cdcuser.h"
+
+
+/*
+ * USB Power Event Callback
+ * Called automatically on USB Power Event
+ * Parameter: power: On(TRUE)/Off(FALSE)
+ */
+
+#if USB_POWER_EVENT
+void USB_Power_Event (uint32_t power) {
+}
+#endif
+
+
+/*
+ * USB Reset Event Callback
+ * Called automatically on USB Reset Event
+ */
+
+#if USB_RESET_EVENT
+void USB_Reset_Event (void) {
+ USB_ResetCore();
+}
+#endif
+
+
+/*
+ * USB Suspend Event Callback
+ * Called automatically on USB Suspend Event
+ */
+
+#if USB_SUSPEND_EVENT
+void USB_Suspend_Event (void) {
+}
+#endif
+
+
+/*
+ * USB Resume Event Callback
+ * Called automatically on USB Resume Event
+ */
+
+#if USB_RESUME_EVENT
+void USB_Resume_Event (void) {
+}
+#endif
+
+
+/*
+ * USB Remote Wakeup Event Callback
+ * Called automatically on USB Remote Wakeup Event
+ */
+
+#if USB_WAKEUP_EVENT
+void USB_WakeUp_Event (void) {
+}
+#endif
+
+
+/*
+ * USB Start of Frame Event Callback
+ * Called automatically on USB Start of Frame Event
+ */
+
+#if USB_SOF_EVENT
+void USB_SOF_Event (void) {
+}
+#endif
+
+
+/*
+ * USB Error Event Callback
+ * Called automatically on USB Error Event
+ * Parameter: error: Error Code
+ */
+
+#if USB_ERROR_EVENT
+void USB_Error_Event (uint32_t error) {
+}
+#endif
+
+
+/*
+ * USB Set Configuration Event Callback
+ * Called automatically on USB Set Configuration Request
+ */
+
+#if USB_CONFIGURE_EVENT
+void USB_Configure_Event (void) {
+
+ if (USB_Configuration) { /* Check if USB is configured */
+ /* add your code here */
+ }
+}
+#endif
+
+
+/*
+ * USB Set Interface Event Callback
+ * Called automatically on USB Set Interface Request
+ */
+
+#if USB_INTERFACE_EVENT
+void USB_Interface_Event (void) {
+}
+#endif
+
+
+/*
+ * USB Set/Clear Feature Event Callback
+ * Called automatically on USB Set/Clear Feature Request
+ */
+
+#if USB_FEATURE_EVENT
+void USB_Feature_Event (void) {
+}
+#endif
+
+
+#define P_EP(n) ((USB_EP_EVENT & (1 << (n))) ? USB_EndPoint##n : 0)
+
+/* USB Endpoint Events Callback Pointers */
+void (* const USB_P_EP[16]) (uint32_t event) = {
+ P_EP(0),
+ P_EP(1),
+ P_EP(2),
+ P_EP(3),
+ P_EP(4),
+ P_EP(5),
+ P_EP(6),
+ P_EP(7),
+ P_EP(8),
+ P_EP(9),
+ P_EP(10),
+ P_EP(11),
+ P_EP(12),
+ P_EP(13),
+ P_EP(14),
+ P_EP(15),
+};
+
+
+/*
+ * USB Endpoint 1 Event Callback
+ * Called automatically on USB Endpoint 1 Event
+ * Parameter: event
+ */
+
+void USB_EndPoint1 (uint32_t event) {
+ uint16_t temp;
+ static uint16_t serialState;
+
+ switch (event) {
+ case USB_EVT_IN:
+ temp = CDC_GetSerialState();
+ if (serialState != temp) {
+ serialState = temp;
+ CDC_NotificationIn(); /* send SERIAL_STATE notification */
+ }
+ break;
+ }
+}
+
+
+/*
+ * USB Endpoint 2 Event Callback
+ * Called automatically on USB Endpoint 2 Event
+ * Parameter: event
+ */
+
+void USB_EndPoint2 (uint32_t event) {
+
+ switch (event) {
+ case USB_EVT_OUT:
+ CDC_BulkOut (); /* data received from Host */
+ break;
+ case USB_EVT_IN:
+ CDC_BulkIn (); /* data expected from Host */
+ break;
+ }
+}
+
+
+/*
+ * USB Endpoint 3 Event Callback
+ * Called automatically on USB Endpoint 3 Event
+ * Parameter: event
+ */
+
+void USB_EndPoint3 (uint32_t event) {
+}
+
+
+/*
+ * USB Endpoint 4 Event Callback
+ * Called automatically on USB Endpoint 4 Event
+ * Parameter: event
+ */
+
+void USB_EndPoint4 (uint32_t event) {
+}
+
+
+/*
+ * USB Endpoint 5 Event Callback
+ * Called automatically on USB Endpoint 5 Event
+ * Parameter: event
+ */
+
+void USB_EndPoint5 (uint32_t event) {
+}
+
+
+/*
+ * USB Endpoint 6 Event Callback
+ * Called automatically on USB Endpoint 6 Event
+ * Parameter: event
+ */
+
+void USB_EndPoint6 (uint32_t event) {
+}
+
+
+/*
+ * USB Endpoint 7 Event Callback
+ * Called automatically on USB Endpoint 7 Event
+ * Parameter: event
+ */
+
+void USB_EndPoint7 (uint32_t event) {
+}
+
+
+/*
+ * USB Endpoint 8 Event Callback
+ * Called automatically on USB Endpoint 8 Event
+ * Parameter: event
+ */
+
+void USB_EndPoint8 (uint32_t event) {
+}
+
+
+/*
+ * USB Endpoint 9 Event Callback
+ * Called automatically on USB Endpoint 9 Event
+ * Parameter: event
+ */
+
+void USB_EndPoint9 (uint32_t event) {
+}
+
+
+/*
+ * USB Endpoint 10 Event Callback
+ * Called automatically on USB Endpoint 10 Event
+ * Parameter: event
+ */
+
+void USB_EndPoint10 (uint32_t event) {
+}
+
+
+/*
+ * USB Endpoint 11 Event Callback
+ * Called automatically on USB Endpoint 11 Event
+ * Parameter: event
+ */
+
+void USB_EndPoint11 (uint32_t event) {
+}
+
+
+/*
+ * USB Endpoint 12 Event Callback
+ * Called automatically on USB Endpoint 12 Event
+ * Parameter: event
+ */
+
+void USB_EndPoint12 (uint32_t event) {
+}
+
+
+/*
+ * USB Endpoint 13 Event Callback
+ * Called automatically on USB Endpoint 13 Event
+ * Parameter: event
+ */
+
+void USB_EndPoint13 (uint32_t event) {
+}
+
+
+/*
+ * USB Endpoint 14 Event Callback
+ * Called automatically on USB Endpoint 14 Event
+ * Parameter: event
+ */
+
+void USB_EndPoint14 (uint32_t event) {
+}
+
+
+/*
+ * USB Endpoint 15 Event Callback
+ * Called automatically on USB Endpoint 15 Event
+ * Parameter: event
+ */
+
+void USB_EndPoint15 (uint32_t event) {
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/usbuser.h Mon Jul 05 10:16:57 2010 +0000 @@ -0,0 +1,74 @@ +/*---------------------------------------------------------------------------- + * U S B - K e r n e l + *---------------------------------------------------------------------------- + * Name: usbuser.h + * Purpose: USB Custom User Definitions + * Version: V1.20 + *---------------------------------------------------------------------------- + * This software is supplied "AS IS" without any warranties, express, + * implied or statutory, including but not limited to the implied + * warranties of fitness for purpose, satisfactory quality and + * noninfringement. Keil extends you a royalty-free right to reproduce + * and distribute executable files created using this software for use + * on NXP Semiconductors LPC family microcontroller devices only. Nothing + * else gives you the right to use this software. + * + * Copyright (c) 2009 Keil - An ARM Company. All rights reserved. + *---------------------------------------------------------------------------*/ + +#ifndef __USBUSER_H__ +#define __USBUSER_H__ + + +/* USB Device Events Callback Functions */ +extern void USB_Power_Event (uint32_t power); +extern void USB_Reset_Event (void); +extern void USB_Suspend_Event (void); +extern void USB_Resume_Event (void); +extern void USB_WakeUp_Event (void); +extern void USB_SOF_Event (void); +extern void USB_Error_Event (uint32_t error); + +/* USB Endpoint Callback Events */ +#define USB_EVT_SETUP 1 /* Setup Packet */ +#define USB_EVT_OUT 2 /* OUT Packet */ +#define USB_EVT_IN 3 /* IN Packet */ +#define USB_EVT_OUT_NAK 4 /* OUT Packet - Not Acknowledged */ +#define USB_EVT_IN_NAK 5 /* IN Packet - Not Acknowledged */ +#define USB_EVT_OUT_STALL 6 /* OUT Packet - Stalled */ +#define USB_EVT_IN_STALL 7 /* IN Packet - Stalled */ +#define USB_EVT_OUT_DMA_EOT 8 /* DMA OUT EP - End of Transfer */ +#define USB_EVT_IN_DMA_EOT 9 /* DMA IN EP - End of Transfer */ +#define USB_EVT_OUT_DMA_NDR 10 /* DMA OUT EP - New Descriptor Request */ +#define USB_EVT_IN_DMA_NDR 11 /* DMA IN EP - New Descriptor Request */ +#define USB_EVT_OUT_DMA_ERR 12 /* DMA OUT EP - Error */ +#define USB_EVT_IN_DMA_ERR 13 /* DMA IN EP - Error */ + +/* USB Endpoint Events Callback Pointers */ +extern void (* const USB_P_EP[16])(uint32_t event); + +/* USB Endpoint Events Callback Functions */ +extern void USB_EndPoint0 (uint32_t event); +extern void USB_EndPoint1 (uint32_t event); +extern void USB_EndPoint2 (uint32_t event); +extern void USB_EndPoint3 (uint32_t event); +extern void USB_EndPoint4 (uint32_t event); +extern void USB_EndPoint5 (uint32_t event); +extern void USB_EndPoint6 (uint32_t event); +extern void USB_EndPoint7 (uint32_t event); +extern void USB_EndPoint8 (uint32_t event); +extern void USB_EndPoint9 (uint32_t event); +extern void USB_EndPoint10 (uint32_t event); +extern void USB_EndPoint11 (uint32_t event); +extern void USB_EndPoint12 (uint32_t event); +extern void USB_EndPoint13 (uint32_t event); +extern void USB_EndPoint14 (uint32_t event); +extern void USB_EndPoint15 (uint32_t event); + +/* USB Core Events Callback Functions */ +extern void USB_Configure_Event (void); +extern void USB_Interface_Event (void); +extern void USB_Feature_Event (void); + + +#endif /* __USBUSER_H__ */
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/vcomdemo.h Mon Jul 05 10:16:57 2010 +0000 @@ -0,0 +1,31 @@ +/*---------------------------------------------------------------------------- + * Name: vcomdemo.h + * Purpose: USB virtual COM port Demo Definitions + * Version: V1.02 + *---------------------------------------------------------------------------- + * This software is supplied "AS IS" without any warranties, express, + * implied or statutory, including but not limited to the implied + * warranties of fitness for purpose, satisfactory quality and + * noninfringement. Keil extends you a royalty-free right to reproduce + * and distribute executable files created using this software for use + * on NXP Semiconductors LPC microcontroller devices only. Nothing else + * gives you the right to use this software. + * + * Copyright (c) 2009 Keil - An ARM Company. All rights reserved. + *---------------------------------------------------------------------------*/ + +/* Push Button Definitions */ +#define S2 0x00000400 /* P2.10 */ + +/* LED Definitions */ +#define LED1 0x00000001 /* P2.00 */ +#define LED2 0x00000002 /* P2.01 */ +#define LED3 0x00000004 /* P2.02 */ +#define LED4 0x00000008 /* P2.03 */ +#define LED5 0x00000010 /* P2.04 */ +#define LED6 0x00000020 /* P2.05 */ +#define LED7 0x00000040 /* P2.06 */ +#define LED8 0x00000080 /* P2.07 */ + +#define LEDMSK 0x000000FF /* P2.0..7 */ +