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Fixed USART reception overrun corrupting the internal buffers in the USBtoSerial project.

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Dean Camera
2014-08-10 19:17:58 +10:00
parent 4c06a9c88f
commit b6899bb987
2 changed files with 2 additions and 1 deletions
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Projects/USBtoSerial/USBtoSerial.c
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@@ -194,7 +194,7 @@ ISR(USART1_RX_vect, ISR_BLOCK)
{
uint8_t ReceivedByte = UDR1;
if (USB_DeviceState == DEVICE_STATE_Configured)
if ((USB_DeviceState == DEVICE_STATE_Configured) && !(RingBuffer_IsFull(&USARTtoUSB_Buffer)))
RingBuffer_Insert(&USARTtoUSB_Buffer, ReceivedByte);
}