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more log for debugging

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This commit is contained in:
hathach
2020-02-07 16:43:44 +07:00
parent 7b20b80dc0
commit b6b9fe42af
2 changed files with 21 additions and 4 deletions
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11
src/class/cdc/cdc_device.c
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@@ -335,25 +335,34 @@ bool cdcd_control_request(uint8_t rhport, tusb_control_request_t const * request
switch ( request->bRequest )
{
case CDC_REQUEST_SET_LINE_CODING:
TU_LOG2(" Set Line Coding\n");
tud_control_xfer(rhport, request, &p_cdc->line_coding, sizeof(cdc_line_coding_t));
break;
case CDC_REQUEST_GET_LINE_CODING:
TU_LOG2(" Get Line Coding\n");
tud_control_xfer(rhport, request, &p_cdc->line_coding, sizeof(cdc_line_coding_t));
break;
case CDC_REQUEST_SET_CONTROL_LINE_STATE:
{
// CDC PSTN v1.2 section 6.3.12
// Bit 0: Indicates if DTE is present or not.
// This signal corresponds to V.24 signal 108/2 and RS-232 signal DTR (Data Terminal Ready)
// Bit 1: Carrier control for half-duplex modems.
// This signal corresponds to V.24 signal 105 and RS-232 signal RTS (Request to Send)
bool const dtr = tu_bit_test(request->wValue, 0);
bool const rts = tu_bit_test(request->wValue, 1);
p_cdc->line_state = (uint8_t) request->wValue;
TU_LOG2(" Set Control Line State: DTR = %d, RTS = %d\n", dtr, rts);
tud_control_status(rhport, request);
// Invoke callback
if ( tud_cdc_line_state_cb) tud_cdc_line_state_cb(itf, tu_bit_test(request->wValue, 0), tu_bit_test(request->wValue, 1));
if ( tud_cdc_line_state_cb) tud_cdc_line_state_cb(itf, dtr, rts);
}
break;
default: return false; // stall unsupported request