diff options
| -rw-r--r-- | Demos/Device/ClassDriver/CDC/CDC.c | 1 | ||||
| -rw-r--r-- | Demos/Device/ClassDriver/DualCDC/DualCDC.c | 6 |
2 files changed, 3 insertions, 4 deletions
diff --git a/Demos/Device/ClassDriver/CDC/CDC.c b/Demos/Device/ClassDriver/CDC/CDC.c index 836a6e098..1bcb4640a 100644 --- a/Demos/Device/ClassDriver/CDC/CDC.c +++ b/Demos/Device/ClassDriver/CDC/CDC.c @@ -92,6 +92,7 @@ int main(void) {
CheckJoystickMovement();
+ /* Must throw away unused bytes from the host, or it will lock up while waiting for the device */
while (CDC_Device_BytesReceived(&VirtualSerial_CDC_Interface))
CDC_Device_ReceiveByte(&VirtualSerial_CDC_Interface);
diff --git a/Demos/Device/ClassDriver/DualCDC/DualCDC.c b/Demos/Device/ClassDriver/DualCDC/DualCDC.c index 0de83e1d9..9e3217cf7 100644 --- a/Demos/Device/ClassDriver/DualCDC/DualCDC.c +++ b/Demos/Device/ClassDriver/DualCDC/DualCDC.c @@ -99,13 +99,11 @@ int main(void) CheckJoystickMovement();
/* Discard all received data on the first CDC interface */
- uint16_t BytesToDiscard = CDC_Device_BytesReceived(&VirtualSerial1_CDC_Interface);
- while (BytesToDiscard--)
+ while (CDC_Device_BytesReceived(&VirtualSerial1_CDC_Interface))
CDC_Device_ReceiveByte(&VirtualSerial1_CDC_Interface);
/* Echo all received data on the second CDC interface */
- uint16_t BytesToEcho = CDC_Device_BytesReceived(&VirtualSerial2_CDC_Interface);
- while (BytesToEcho--)
+ while (CDC_Device_BytesReceived(&VirtualSerial2_CDC_Interface))
CDC_Device_SendByte(&VirtualSerial2_CDC_Interface, CDC_Device_ReceiveByte(&VirtualSerial2_CDC_Interface));
CDC_Device_USBTask(&VirtualSerial1_CDC_Interface);
|