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Added support for OTP interface.

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This interface enables a HID Keyboard interface to send keystrokes to host. Also, it enables bidirectional flow through set/get report with 8-bytes chunked frames of 70 bytes.

Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>
This commit is contained in:
Pol Henarejos
2023-03-28 23:32:43 +02:00
parent c6d08ae139
commit c11d403f12
6 changed files with 142 additions and 30 deletions
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8
src/usb/usb.c
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@@ -55,8 +55,8 @@ uint32_t usb_write_offset(uint8_t itf, uint16_t len, uint16_t offset) {
tx_r_offset[itf] = offset;
#ifndef ENABLE_EMULATION
#ifdef USB_ITF_HID
if (itf == ITF_HID) {
w = driver_write_hid(tx_buffer[itf] + offset, MIN(len, pkt_max));
if (itf == ITF_HID || itf == ITF_KEYBOARD) {
w = driver_write_hid(itf, tx_buffer[itf] + offset, MIN(len, pkt_max));
}
#endif
#ifdef USB_ITF_CCID
@@ -100,8 +100,8 @@ uint32_t usb_write_flush(uint8_t itf) {
if (w_len[itf] > 0) {
#ifndef ENABLE_EMULATION
#ifdef USB_ITF_HID
if (itf == ITF_HID) {
w = driver_write_hid(tx_buffer[itf] + tx_r_offset[itf], MIN(w_len[itf], 64));
if (itf == ITF_HID || itf == ITF_KEYBOARD) {
w = driver_write_hid(itf, tx_buffer[itf] + tx_r_offset[itf], MIN(w_len[itf], 64));
}
#endif
#ifdef USB_ITF_CCID