X-Git-Url: http://git.linex4red.de/pub/lufa.git/blobdiff_plain/d3c623e1e184bb36873c1ba9664f0c8266139589..711542ee8986482a12796ffdbc4a32912b267e44:/Projects/XPLAINBridge/XPLAINBridge.c?ds=inline diff --git a/Projects/XPLAINBridge/XPLAINBridge.c b/Projects/XPLAINBridge/XPLAINBridge.c index ef311d060..ad3fc6c95 100644 --- a/Projects/XPLAINBridge/XPLAINBridge.c +++ b/Projects/XPLAINBridge/XPLAINBridge.c @@ -62,7 +62,7 @@ USB_ClassInfo_CDC_Device_t VirtualSerial_CDC_Interface = .NotificationEndpointDoubleBank = false, }, }; - + /** Circular buffer to hold data from the host before it is sent to the device via the serial port. */ RingBuff_t USBtoUART_Buffer; @@ -77,18 +77,23 @@ int main(void) { SetupHardware(); - Buffer_Initialize(&USBtoUART_Buffer); - Buffer_Initialize(&UARTtoUSB_Buffer); - + RingBuffer_InitBuffer(&USBtoUART_Buffer); + RingBuffer_InitBuffer(&UARTtoUSB_Buffer); + LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY); sei(); for (;;) { if (CurrentFirmwareMode == MODE_USART_BRIDGE) - USARTBridge_Task(); + { + USARTBridge_Task(); + } else - AVRISP_Task(); + { + AVRISP_Task(); + V2Params_UpdateParamValues(); + } USB_USBTask(); } @@ -121,25 +126,12 @@ void USARTBridge_Task(void) return; /* Read bytes from the USB OUT endpoint into the UART transmit buffer */ - for (uint8_t DataBytesRem = CDC_Device_BytesReceived(&VirtualSerial_CDC_Interface); DataBytesRem != 0; DataBytesRem--) - { - if (!(BUFF_STATICSIZE - USBtoUART_Buffer.Elements)) - break; - - Buffer_StoreElement(&USBtoUART_Buffer, CDC_Device_ReceiveByte(&VirtualSerial_CDC_Interface)); - } + if (CDC_Device_BytesReceived(&VirtualSerial_CDC_Interface)) + RingBuffer_Insert(&USBtoUART_Buffer, CDC_Device_ReceiveByte(&VirtualSerial_CDC_Interface)); /* Read bytes from the UART receive buffer into the USB IN endpoint */ - if (UARTtoUSB_Buffer.Elements) - CDC_Device_SendByte(&VirtualSerial_CDC_Interface, Buffer_GetElement(&UARTtoUSB_Buffer)); - - /* Load bytes from the UART transmit buffer into the UART */ - if ((USBtoUART_Buffer.Elements) && SoftUART_IsReady()) - SoftUART_TxByte(Buffer_GetElement(&USBtoUART_Buffer)); - - /* Load bytes from the UART into the UART receive buffer */ - if (SoftUART_IsReceived()) - Buffer_StoreElement(&UARTtoUSB_Buffer, SoftUART_RxByte()); + if (UARTtoUSB_Buffer.Count) + CDC_Device_SendByte(&VirtualSerial_CDC_Interface, RingBuffer_Remove(&UARTtoUSB_Buffer)); CDC_Device_USBTask(&VirtualSerial_CDC_Interface); } @@ -159,12 +151,12 @@ void SetupHardware(void) LEDs_Init(); USB_Init(); V2Protocol_Init(); - + /* Disable JTAG debugging */ MCUCR |= (1 << JTD); MCUCR |= (1 << JTD); - /* Enable pullup on the JTAG TDI pin so we can use it to select the mode */ + /* Enable pull-up on the JTAG TDI pin so we can use it to select the mode */ PORTF |= (1 << 7); _delay_ms(10);