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Use clearer buffer names in the USBtoSerial project to prevent confusion.

This commit is contained in:
Dean Camera 2009-10-26 11:27:13 +00:00
parent cf610c5c91
commit 9ea891ea20
1 changed files with 11 additions and 11 deletions
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22
Projects/USBtoSerial/USBtoSerial.c
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@ -37,10 +37,10 @@
#include "USBtoSerial.h" #include "USBtoSerial.h"
/** Circular buffer to hold data from the host before it is sent to the device via the serial port. */ /** Circular buffer to hold data from the host before it is sent to the device via the serial port. */
RingBuff_t Rx_Buffer; RingBuff_t USBtoUSART_Buffer;
/** Circular buffer to hold data from the serial port before it is sent to the host. */ /** Circular buffer to hold data from the serial port before it is sent to the host. */
RingBuff_t Tx_Buffer; RingBuff_t USARTtoUSB_Buffer;
/** LUFA CDC Class driver interface configuration and state information. This structure is /** LUFA CDC Class driver interface configuration and state information. This structure is
* passed to all CDC Class driver functions, so that multiple instances of the same class * passed to all CDC Class driver functions, so that multiple instances of the same class
@ -70,8 +70,8 @@ int main(void)
{ {
SetupHardware(); SetupHardware();
Buffer_Initialize(&Rx_Buffer); Buffer_Initialize(&USBtoUSART_Buffer);
Buffer_Initialize(&Tx_Buffer); Buffer_Initialize(&USARTtoUSB_Buffer);
LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY); LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
@ -80,19 +80,19 @@ int main(void)
/* Read bytes from the USB OUT endpoint into the USART transmit buffer */ /* Read bytes from the USB OUT endpoint into the USART transmit buffer */
for (uint8_t DataBytesRem = CDC_Device_BytesReceived(&VirtualSerial_CDC_Interface); DataBytesRem != 0; DataBytesRem--) for (uint8_t DataBytesRem = CDC_Device_BytesReceived(&VirtualSerial_CDC_Interface); DataBytesRem != 0; DataBytesRem--)
{ {
if (!(BUFF_STATICSIZE - Rx_Buffer.Elements)) if (!(BUFF_STATICSIZE - USBtoUSART_Buffer.Elements))
break; break;
Buffer_StoreElement(&Rx_Buffer, CDC_Device_ReceiveByte(&VirtualSerial_CDC_Interface)); Buffer_StoreElement(&USBtoUSART_Buffer, CDC_Device_ReceiveByte(&VirtualSerial_CDC_Interface));
} }
/* Read bytes from the USART receive buffer into the USB IN endpoint */ /* Read bytes from the USART receive buffer into the USB IN endpoint */
if (Tx_Buffer.Elements) if (USARTtoUSB_Buffer.Elements)
CDC_Device_SendByte(&VirtualSerial_CDC_Interface, Buffer_GetElement(&Tx_Buffer)); CDC_Device_SendByte(&VirtualSerial_CDC_Interface, Buffer_GetElement(&USARTtoUSB_Buffer));
/* Load bytes from the USART transmit buffer into the USART */ /* Load bytes from the USART transmit buffer into the USART */
if (Rx_Buffer.Elements) if (USBtoUSART_Buffer.Elements)
Serial_TxByte(Buffer_GetElement(&Rx_Buffer)); Serial_TxByte(Buffer_GetElement(&USBtoUSART_Buffer));
CDC_Device_USBTask(&VirtualSerial_CDC_Interface); CDC_Device_USBTask(&VirtualSerial_CDC_Interface);
USB_USBTask(); USB_USBTask();
@ -150,7 +150,7 @@ ISR(USART1_RX_vect, ISR_BLOCK)
uint8_t ReceivedByte = UDR1; uint8_t ReceivedByte = UDR1;
if (USB_DeviceState == DEVICE_STATE_Configured) if (USB_DeviceState == DEVICE_STATE_Configured)
Buffer_StoreElement(&Tx_Buffer, ReceivedByte); Buffer_StoreElement(&USARTtoUSB_Buffer, ReceivedByte);
} }
/** Event handler for the CDC Class driver Line Encoding Changed event. /** Event handler for the CDC Class driver Line Encoding Changed event.