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Fix Windows USB issues

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- Device will not reset if previous baudrate was not 9600
- CDC Device is not recognized if WebUSB is enabled
This commit is contained in:
me-no-dev 2021-07-20 13:36:27 +03:00
parent 268595c743
commit 4ada3f5804
2 changed files with 11 additions and 1 deletions
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3
cores/esp32/USBCDC.cpp
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@ -227,7 +227,8 @@ void USBCDC::_onLineState(bool _dtr, bool _rts){
void USBCDC::_onLineCoding(uint32_t _bit_rate, uint8_t _stop_bits, uint8_t _parity, uint8_t _data_bits){
if(bit_rate != _bit_rate || data_bits != _data_bits || stop_bits != _stop_bits || parity != _parity){
if(bit_rate == 9600 && _bit_rate == 1200){
// ArduinoIDE sends LineCoding with 1200bps baud to reset the device
if(_bit_rate == 1200){
usb_persist_restart(RESTART_BOOTLOADER);
} else {
bit_rate = _bit_rate;

9
cores/esp32/esp32-hal-tinyusb.c
View File

@ -502,6 +502,15 @@ static void tinyusb_apply_device_config(tinyusb_device_config_t *config){
snprintf(WEBUSB_URL, 126, "%s", config->webusb_url);
}
// Windows 10 will not recognize the CDC device if WebUSB is enabled and USB Class is not 2 (CDC)
if(
(tinyusb_loaded_interfaces_mask & BIT(USB_INTERFACE_CDC))
&& config->webusb_enabled
&& (config->usb_class != TUSB_CLASS_CDC)
){
config->usb_class = TUSB_CLASS_CDC;
}
WEBUSB_ENABLED = config->webusb_enabled;
USB_DEVICE_ATTRIBUTES = config->usb_attributes;
USB_DEVICE_POWER = config->usb_power_ma;