USBDevice library fork to add multi-function (e.g. Keyboard(HID) + Virtual COM Port(CDC)) usb support.
Fork of USBDevice by
Diff: USBSerial/USBCDC.cpp
- Revision:
- 15:849c0c0f2769
- Parent:
- 11:eeb3cbbaa996
- Child:
- 19:fcb63a105965
--- a/USBSerial/USBCDC.cpp Thu Sep 12 14:45:27 2013 +0100 +++ b/USBSerial/USBCDC.cpp Tue Nov 05 09:45:23 2013 +0000 @@ -52,6 +52,7 @@ break; case CDC_SET_LINE_CODING: transfer->remaining = 7; + transfer->notify = true; success = true; terminal_connected = true; break; @@ -67,6 +68,31 @@ return success; } +void USBCDC::USBCallback_requestCompleted(uint8_t *buf, uint32_t length) { + // Request of setting line coding has 7 bytes + if (length != 7) { + return; + } + + CONTROL_TRANSFER * transfer = getTransferPtr(); + + /* Process class-specific requests */ + if (transfer->setup.bmRequestType.Type == CLASS_TYPE) { + if (transfer->setup.bRequest == CDC_SET_LINE_CODING) { + if (memcmp(cdc_line_coding, buf, 7)) { + memcpy(cdc_line_coding, buf, 7); + + int baud = buf[0] + (buf[1] << 8) + + (buf[2] << 16) + (buf[3] << 24); + int stop = buf[4]; + int bits = buf[6]; + int parity = buf[5]; + + lineCodingChanged(baud, bits, parity, stop); + } + } + } +} // Called in ISR context // Set configuration. Return false if the