Minor cleanups to DualCDC ClassDriver device demo for clarity.

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);