Diff: USBSerialLib/USBDevice/USBDescriptor.h

Revision:

1:6e512faaa17c

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/USBSerialLib/USBDevice/USBDescriptor.h	Fri Feb 21 20:40:56 2020 +0000
@@ -0,0 +1,74 @@
+/* Copyright (c) 2010-2011 mbed.org, MIT License
+*
+* Permission is hereby granted, free of charge, to any person obtaining a copy of this software
+* and associated documentation files (the "Software"), to deal in the Software without
+* restriction, including without limitation the rights to use, copy, modify, merge, publish,
+* distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the
+* Software is furnished to do so, subject to the following conditions:
+*
+* The above copyright notice and this permission notice shall be included in all copies or
+* substantial portions of the Software.
+*
+* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
+* BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+*/
+
+/* Standard descriptor types */
+#define DEVICE_DESCRIPTOR        (1)
+#define CONFIGURATION_DESCRIPTOR (2)
+#define STRING_DESCRIPTOR        (3)
+#define INTERFACE_DESCRIPTOR     (4)
+#define ENDPOINT_DESCRIPTOR      (5)
+#define QUALIFIER_DESCRIPTOR     (6)
+
+/* Standard descriptor lengths */
+#define DEVICE_DESCRIPTOR_LENGTH        (0x12)
+#define CONFIGURATION_DESCRIPTOR_LENGTH (0x09)
+#define INTERFACE_DESCRIPTOR_LENGTH     (0x09)
+#define ENDPOINT_DESCRIPTOR_LENGTH      (0x07)
+
+
+/*string offset*/
+#define STRING_OFFSET_LANGID            (0)
+#define STRING_OFFSET_IMANUFACTURER     (1)
+#define STRING_OFFSET_IPRODUCT          (2)
+#define STRING_OFFSET_ISERIAL           (3)
+#define STRING_OFFSET_ICONFIGURATION    (4)
+#define STRING_OFFSET_IINTERFACE        (5)
+
+/* USB Specification Release Number */
+#define USB_VERSION_2_0 (0x0200)
+
+/* Least/Most significant byte of short integer */
+#define LSB(n)  ((n)&0xff)
+#define MSB(n)  (((n)&0xff00)>>8)
+
+/* Convert physical endpoint number to descriptor endpoint number */
+#define PHY_TO_DESC(endpoint) (((endpoint)>>1) | (((endpoint) & 1) ? 0x80:0))
+
+/* bmAttributes in configuration descriptor */
+/* C_RESERVED must always be set */
+#define C_RESERVED      (1U<<7)
+#define C_SELF_POWERED  (1U<<6)
+#define C_REMOTE_WAKEUP (1U<<5)
+
+/* bMaxPower in configuration descriptor */
+#define C_POWER(mA)     ((mA)/2)
+
+/* bmAttributes in endpoint descriptor */
+#define E_CONTROL       (0x00)
+#define E_ISOCHRONOUS   (0x01)
+#define E_BULK          (0x02)
+#define E_INTERRUPT     (0x03)
+
+/* For isochronous endpoints only: */
+#define E_NO_SYNCHRONIZATION    (0x00)
+#define E_ASYNCHRONOUS          (0x04)
+#define E_ADAPTIVE              (0x08)
+#define E_SYNCHRONOUS           (0x0C)
+#define E_DATA                  (0x00)
+#define E_FEEDBACK              (0x10)
+#define E_IMPLICIT_FEEDBACK     (0x20)