the do / gr-peach-opencv-project

Opencv 3.1 project on GR-PEACH board

Fork of gr-peach-opencv-project by the do

USBHost_custom/USBHostSerial/USBHostSerial.h@170:54ff26da7eb6, 2017-07-04 (annotated)

Committer:
thedo
Date:
Tue Jul 04 06:23:13 2017 +0000
Revision:
170:54ff26da7eb6
Parent:
166:3a9487d57a5c 
project opencv 3.1 on GR PEACH board, no use SD card.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
thedo 166:3a9487d57a5c 1 /* mbed USBHost Library
thedo 166:3a9487d57a5c 2 * Copyright (c) 2006-2013 ARM Limited
thedo 166:3a9487d57a5c 3 *
thedo 166:3a9487d57a5c 4 * Licensed under the Apache License, Version 2.0 (the "License");
thedo 166:3a9487d57a5c 5 * you may not use this file except in compliance with the License.
thedo 166:3a9487d57a5c 6 * You may obtain a copy of the License at
thedo 166:3a9487d57a5c 7 *
thedo 166:3a9487d57a5c 8 * http://www.apache.org/licenses/LICENSE-2.0
thedo 166:3a9487d57a5c 9 *
thedo 166:3a9487d57a5c 10 * Unless required by applicable law or agreed to in writing, software
thedo 166:3a9487d57a5c 11 * distributed under the License is distributed on an "AS IS" BASIS,
thedo 166:3a9487d57a5c 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
thedo 166:3a9487d57a5c 13 * See the License for the specific language governing permissions and
thedo 166:3a9487d57a5c 14 * limitations under the License.
thedo 166:3a9487d57a5c 15 */
thedo 166:3a9487d57a5c 16
thedo 166:3a9487d57a5c 17 #ifndef USBHOSTSERIAL_H
thedo 166:3a9487d57a5c 18 #define USBHOSTSERIAL_H
thedo 166:3a9487d57a5c 19
thedo 166:3a9487d57a5c 20 #include "USBHostConf.h"
thedo 166:3a9487d57a5c 21
thedo 166:3a9487d57a5c 22 #if USBHOST_SERIAL
thedo 166:3a9487d57a5c 23
thedo 166:3a9487d57a5c 24 #include "USBHost.h"
thedo 166:3a9487d57a5c 25 #include "Stream.h"
thedo 166:3a9487d57a5c 26 #include "CircBufferHostSerial.h"
thedo 166:3a9487d57a5c 27
thedo 166:3a9487d57a5c 28 /**
thedo 166:3a9487d57a5c 29 * A class to communicate a USB virtual serial port
thedo 166:3a9487d57a5c 30 */
thedo 166:3a9487d57a5c 31 class USBHostSerialPort : public Stream {
thedo 166:3a9487d57a5c 32 public:
thedo 166:3a9487d57a5c 33 /**
thedo 166:3a9487d57a5c 34 * Constructor
thedo 166:3a9487d57a5c 35 */
thedo 166:3a9487d57a5c 36 USBHostSerialPort();
thedo 166:3a9487d57a5c 37
thedo 166:3a9487d57a5c 38 /**
thedo 166:3a9487d57a5c 39 * Destructor
thedo 166:3a9487d57a5c 40 */
thedo 166:3a9487d57a5c 41 virtual ~USBHostSerialPort();
thedo 166:3a9487d57a5c 42
thedo 166:3a9487d57a5c 43 enum IrqType {
thedo 166:3a9487d57a5c 44 RxIrq,
thedo 166:3a9487d57a5c 45 TxIrq
thedo 166:3a9487d57a5c 46 };
thedo 166:3a9487d57a5c 47
thedo 166:3a9487d57a5c 48 enum Parity {
thedo 166:3a9487d57a5c 49 None = 0,
thedo 166:3a9487d57a5c 50 Odd,
thedo 166:3a9487d57a5c 51 Even,
thedo 166:3a9487d57a5c 52 Mark,
thedo 166:3a9487d57a5c 53 Space
thedo 166:3a9487d57a5c 54 };
thedo 166:3a9487d57a5c 55
thedo 166:3a9487d57a5c 56 void connect(USBHost* _host, USBDeviceConnected * _dev,
thedo 166:3a9487d57a5c 57 uint8_t _serial_intf, USBEndpoint* _bulk_in, USBEndpoint* _bulk_out);
thedo 166:3a9487d57a5c 58
thedo 166:3a9487d57a5c 59 bool connected();
thedo 166:3a9487d57a5c 60
thedo 166:3a9487d57a5c 61 /**
thedo 166:3a9487d57a5c 62 * Check the number of bytes available.
thedo 166:3a9487d57a5c 63 *
thedo 166:3a9487d57a5c 64 * @returns the number of bytes available
thedo 166:3a9487d57a5c 65 */
thedo 166:3a9487d57a5c 66 uint32_t available();
thedo 166:3a9487d57a5c 67
thedo 166:3a9487d57a5c 68 /**
thedo 166:3a9487d57a5c 69 * Attach a member function to call when a packet is received.
thedo 166:3a9487d57a5c 70 *
thedo 166:3a9487d57a5c 71 * @param tptr pointer to the object to call the member function on
thedo 166:3a9487d57a5c 72 * @param mptr pointer to the member function to be called
thedo 166:3a9487d57a5c 73 * @param irq irq type
thedo 166:3a9487d57a5c 74 */
thedo 166:3a9487d57a5c 75 template<typename T>
thedo 166:3a9487d57a5c 76 inline void attach(T* tptr, void (T::*mptr)(void), IrqType irq = RxIrq) {
thedo 166:3a9487d57a5c 77 if ((mptr != NULL) && (tptr != NULL)) {
thedo 166:3a9487d57a5c 78 if (irq == RxIrq) {
thedo 166:3a9487d57a5c 79 rx.attach(tptr, mptr);
thedo 166:3a9487d57a5c 80 } else {
thedo 166:3a9487d57a5c 81 tx.attach(tptr, mptr);
thedo 166:3a9487d57a5c 82 }
thedo 166:3a9487d57a5c 83 }
thedo 166:3a9487d57a5c 84 }
thedo 166:3a9487d57a5c 85
thedo 166:3a9487d57a5c 86 /**
thedo 166:3a9487d57a5c 87 * Attach a callback called when a packet is received
thedo 166:3a9487d57a5c 88 *
thedo 166:3a9487d57a5c 89 * @param ptr function pointer
thedo 166:3a9487d57a5c 90 */
thedo 166:3a9487d57a5c 91 inline void attach(void (*fn)(void), IrqType irq = RxIrq) {
thedo 166:3a9487d57a5c 92 if (fn != NULL) {
thedo 166:3a9487d57a5c 93 if (irq == RxIrq) {
thedo 166:3a9487d57a5c 94 rx.attach(fn);
thedo 166:3a9487d57a5c 95 } else {
thedo 166:3a9487d57a5c 96 tx.attach(fn);
thedo 166:3a9487d57a5c 97 }
thedo 166:3a9487d57a5c 98 }
thedo 166:3a9487d57a5c 99 }
thedo 166:3a9487d57a5c 100
thedo 166:3a9487d57a5c 101 /** Set the baud rate of the serial port
thedo 166:3a9487d57a5c 102 *
thedo 166:3a9487d57a5c 103 * @param baudrate The baudrate of the serial port (default = 9600).
thedo 166:3a9487d57a5c 104 */
thedo 166:3a9487d57a5c 105 void baud(int baudrate = 9600);
thedo 166:3a9487d57a5c 106
thedo 166:3a9487d57a5c 107 /** Set the transmission format used by the Serial port
thedo 166:3a9487d57a5c 108 *
thedo 166:3a9487d57a5c 109 * @param bits The number of bits in a word (default = 8)
thedo 166:3a9487d57a5c 110 * @param parity The parity used (USBHostSerialPort::None, USBHostSerialPort::Odd, USBHostSerialPort::Even, USBHostSerialPort::Mark, USBHostSerialPort::Space; default = USBHostSerialPort::None)
thedo 166:3a9487d57a5c 111 * @param stop The number of stop bits (1 or 2; default = 1)
thedo 166:3a9487d57a5c 112 */
thedo 166:3a9487d57a5c 113 void format(int bits = 8, Parity parity = USBHostSerialPort::None, int stop_bits = 1);
thedo 166:3a9487d57a5c 114 virtual int writeBuf(const char* b, int s);
thedo 166:3a9487d57a5c 115 virtual int readBuf(char* b, int s, int timeout = -1);
thedo 166:3a9487d57a5c 116
thedo 166:3a9487d57a5c 117 protected:
thedo 166:3a9487d57a5c 118 virtual int _getc();
thedo 166:3a9487d57a5c 119 virtual int _putc(int c);
thedo 166:3a9487d57a5c 120
thedo 166:3a9487d57a5c 121 private:
thedo 166:3a9487d57a5c 122 USBHost * host;
thedo 166:3a9487d57a5c 123 USBDeviceConnected * dev;
thedo 166:3a9487d57a5c 124
thedo 166:3a9487d57a5c 125 USBEndpoint * bulk_in;
thedo 166:3a9487d57a5c 126 USBEndpoint * bulk_out;
thedo 166:3a9487d57a5c 127 uint32_t size_bulk_in;
thedo 166:3a9487d57a5c 128 uint32_t size_bulk_out;
thedo 166:3a9487d57a5c 129
thedo 166:3a9487d57a5c 130 void init();
thedo 166:3a9487d57a5c 131
thedo 166:3a9487d57a5c 132 CircBufferHostSerial<uint8_t, (1024 * 32)> * p_circ_buf;
thedo 166:3a9487d57a5c 133
thedo 166:3a9487d57a5c 134 uint8_t buf[64];
thedo 166:3a9487d57a5c 135
thedo 166:3a9487d57a5c 136 typedef struct {
thedo 166:3a9487d57a5c 137 uint32_t baudrate;
thedo 166:3a9487d57a5c 138 uint8_t stop_bits;
thedo 166:3a9487d57a5c 139 uint8_t parity;
thedo 166:3a9487d57a5c 140 uint8_t data_bits;
thedo 166:3a9487d57a5c 141 } PACKED LINE_CODING;
thedo 166:3a9487d57a5c 142
thedo 166:3a9487d57a5c 143 LINE_CODING line_coding;
thedo 166:3a9487d57a5c 144
thedo 166:3a9487d57a5c 145 void rxHandler();
thedo 166:3a9487d57a5c 146 void txHandler();
thedo 166:3a9487d57a5c 147 FunctionPointer rx;
thedo 166:3a9487d57a5c 148 FunctionPointer tx;
thedo 166:3a9487d57a5c 149
thedo 166:3a9487d57a5c 150 uint8_t serial_intf;
thedo 166:3a9487d57a5c 151 bool dev_connected;
thedo 166:3a9487d57a5c 152 };
thedo 166:3a9487d57a5c 153
thedo 166:3a9487d57a5c 154 #if (USBHOST_SERIAL <= 1)
thedo 166:3a9487d57a5c 155
thedo 166:3a9487d57a5c 156 class USBHostSerial : public IUSBEnumerator, public USBHostSerialPort
thedo 166:3a9487d57a5c 157 {
thedo 166:3a9487d57a5c 158 public:
thedo 166:3a9487d57a5c 159 USBHostSerial();
thedo 166:3a9487d57a5c 160
thedo 166:3a9487d57a5c 161 /**
thedo 166:3a9487d57a5c 162 * Try to connect a serial device
thedo 166:3a9487d57a5c 163 *
thedo 166:3a9487d57a5c 164 * @return true if connection was successful
thedo 166:3a9487d57a5c 165 */
thedo 166:3a9487d57a5c 166 bool connect();
thedo 166:3a9487d57a5c 167
thedo 166:3a9487d57a5c 168 void disconnect();
thedo 166:3a9487d57a5c 169
thedo 166:3a9487d57a5c 170 /**
thedo 166:3a9487d57a5c 171 * Check if a any serial port is connected
thedo 166:3a9487d57a5c 172 *
thedo 166:3a9487d57a5c 173 * @returns true if a serial device is connected
thedo 166:3a9487d57a5c 174 */
thedo 166:3a9487d57a5c 175 // bool connected();
thedo 166:3a9487d57a5c 176
thedo 166:3a9487d57a5c 177 protected:
thedo 166:3a9487d57a5c 178 USBHost* host;
thedo 166:3a9487d57a5c 179 USBDeviceConnected* dev;
thedo 166:3a9487d57a5c 180 uint8_t port_intf;
thedo 166:3a9487d57a5c 181 int ports_found;
thedo 166:3a9487d57a5c 182
thedo 166:3a9487d57a5c 183 //From IUSBEnumerator
thedo 166:3a9487d57a5c 184 virtual void setVidPid(uint16_t vid, uint16_t pid);
thedo 166:3a9487d57a5c 185 virtual bool parseInterface(uint8_t intf_nb, uint8_t intf_class, uint8_t intf_subclass, uint8_t intf_protocol); //Must return true if the interface should be parsed
thedo 166:3a9487d57a5c 186 virtual bool useEndpoint(uint8_t intf_nb, ENDPOINT_TYPE type, ENDPOINT_DIRECTION dir); //Must return true if the endpoint will be used
thedo 166:3a9487d57a5c 187
thedo 166:3a9487d57a5c 188 };
thedo 166:3a9487d57a5c 189
thedo 166:3a9487d57a5c 190 #else // (USBHOST_SERIAL > 1)
thedo 166:3a9487d57a5c 191
thedo 166:3a9487d57a5c 192 class USBHostMultiSerial : public IUSBEnumerator {
thedo 166:3a9487d57a5c 193 public:
thedo 166:3a9487d57a5c 194 USBHostMultiSerial();
thedo 166:3a9487d57a5c 195 virtual ~USBHostMultiSerial();
thedo 166:3a9487d57a5c 196
thedo 166:3a9487d57a5c 197 USBHostSerialPort* getPort(int port)
thedo 166:3a9487d57a5c 198 {
thedo 166:3a9487d57a5c 199 return port < USBHOST_SERIAL ? ports[port] : NULL;
thedo 166:3a9487d57a5c 200 }
thedo 166:3a9487d57a5c 201
thedo 166:3a9487d57a5c 202 /**
thedo 166:3a9487d57a5c 203 * Try to connect a serial device
thedo 166:3a9487d57a5c 204 *
thedo 166:3a9487d57a5c 205 * @return true if connection was successful
thedo 166:3a9487d57a5c 206 */
thedo 166:3a9487d57a5c 207 bool connect();
thedo 166:3a9487d57a5c 208
thedo 166:3a9487d57a5c 209 void disconnect();
thedo 166:3a9487d57a5c 210
thedo 166:3a9487d57a5c 211 /**
thedo 166:3a9487d57a5c 212 * Check if a any serial port is connected
thedo 166:3a9487d57a5c 213 *
thedo 166:3a9487d57a5c 214 * @returns true if a serial device is connected
thedo 166:3a9487d57a5c 215 */
thedo 166:3a9487d57a5c 216 bool connected();
thedo 166:3a9487d57a5c 217
thedo 166:3a9487d57a5c 218 protected:
thedo 166:3a9487d57a5c 219 USBHost* host;
thedo 166:3a9487d57a5c 220 USBDeviceConnected* dev;
thedo 166:3a9487d57a5c 221 USBHostSerialPort* ports[USBHOST_SERIAL];
thedo 166:3a9487d57a5c 222 uint8_t port_intf[USBHOST_SERIAL];
thedo 166:3a9487d57a5c 223 int ports_found;
thedo 166:3a9487d57a5c 224
thedo 166:3a9487d57a5c 225 //From IUSBEnumerator
thedo 166:3a9487d57a5c 226 virtual void setVidPid(uint16_t vid, uint16_t pid);
thedo 166:3a9487d57a5c 227 virtual bool parseInterface(uint8_t intf_nb, uint8_t intf_class, uint8_t intf_subclass, uint8_t intf_protocol); //Must return true if the interface should be parsed
thedo 166:3a9487d57a5c 228 virtual bool useEndpoint(uint8_t intf_nb, ENDPOINT_TYPE type, ENDPOINT_DIRECTION dir); //Must return true if the endpoint will be used
thedo 166:3a9487d57a5c 229
thedo 166:3a9487d57a5c 230 };
thedo 166:3a9487d57a5c 231 #endif // (USBHOST_SERIAL <= 1)
thedo 166:3a9487d57a5c 232
thedo 166:3a9487d57a5c 233 #endif
thedo 166:3a9487d57a5c 234
thedo 166:3a9487d57a5c 235 #endif