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1:修复cdc_vcom命令处理错误，SetLineCoding命令用于设置一些vcom参数，在此处判定vcom连接状态不合适，因通过SetControlLineState命令wValue字段最低位进行判断。

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This commit is contained in:
ChunfengMu 2018-01-19 01:23:28 +08:00
parent 973a5fb885
commit 31dcce45c8
1 changed files with 2 additions and 1 deletions
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3
components/drivers/usb/usbdevice/class/cdc_vcom.c
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@ -400,12 +400,13 @@ static rt_err_t _interface_handler(ufunction_t func, ureq_t setup)
break;
case CDC_SET_LINE_CODING:
_cdc_set_line_coding(func->device, setup);
data->connected = RT_TRUE;
break;
case CDC_GET_LINE_CODING:
_cdc_get_line_coding(func->device, setup);
break;
case CDC_SET_CONTROL_LINE_STATE:
data->connected = (setup->wValue & 0x01) > 0?RT_TRUE:RT_FALSE;
RT_DEBUG_LOG(RT_DEBUG_USB, ("vcom state:%d \n", data->connected));
dcd_ep0_send_status(func->device->dcd);
break;
case CDC_SEND_BREAK: