UINT8 UART2_read(void)
{
UINT8 data;
#if(defined __18F8722_H) ||(defined __18F46K22_H)
DISABLE_UART2_RX_INTERRUPT();
data = uart[1].rxBuff[uart[1].rxDataIndex++];
if( uart[1].rxDataIndex >= RX_PACKET_SIZE)
{
uart[1].rxDataIndex = 0;
}
if( uart[1].rxDataCount > 0 )
--uart[1].rxDataCount;
ENABLE_UART1_RX_INTERRUPT();
#else
DISABLE_UART_RX_INTERRUPT();
data = uart.rxBuff[uart.rxDataIndex++];
if( uart.rxDataIndex >= RX_PACKET_SIZE)
{
uart.rxDataIndex = 0;
}
if( uart.rxDataCount > 0 )
--uart.rxDataCount;
ENABLE_UART_RX_INTERRUPT();
#endif
return data;
}
/*
*------------------------------------------------------------------------------
BOOL UART_hasData(void)
*
* Summary : indicates whether data has been received from the uart
* Input : None
*
* Output : the data from the rxBuff at index = rxDataIndex
*
*------------------------------------------------------------------------------
*/
BOOL UART_hasData(void)
{
BOOL result = FALSE;
DISABLE_UART_RX_INTERRUPT();
if(uart.rxDataCount > 0)
result = TRUE;
ENABLE_UART_RX_INTERRUPT();
return result;
}
/*
*------------------------------------------------------------------------------
UINT8 UART_read(void)
*
* Summary : return the data from the rxBuff
* Input : None
*
* Output : the data from the rxBuff at index = rxDataIndex
*
*------------------------------------------------------------------------------
*/
UINT8 UART_read(void)
{
UINT8 data;
DISABLE_UART_RX_INTERRUPT();
data = uart.rxBuff[uart.rxDataIndex++];
if( uart.rxDataIndex >= RX_PACKET_SIZE)
{
uart.rxDataIndex = 0;
}
if( uart.rxDataCount > 0 )
--uart.rxDataCount;
ENABLE_UART_RX_INTERRUPT();
return data;
}
/*
*------------------------------------------------------------------------------
BOOL UART_hasData(void)
*
* Summary : indicates whether data has been received from the uart
* Input : None
*
* Output : the data from the rxBuff at index = rxDataIndex
*
*------------------------------------------------------------------------------
*/
BOOL UART2_hasData(void)
{
BOOL result = FALSE;
#if(defined __18F8722_H) ||(defined __18F46K22_H)
DISABLE_UART2_RX_INTERRUPT();
if(uart[1].rxDataCount > 0)
result = TRUE;
ENABLE_UART2_RX_INTERRUPT();
#else
DISABLE_UART_RX_INTERRUPT();
if(uart.rxDataCount > 0)
result = TRUE;
ENABLE_UART_RX_INTERRUPT();
#endif
return result;
}
BOOL UART1_hasData(void)
{
BOOL result = FALSE;
#ifdef __18F8722_H
DISABLE_UART1_RX_INTERRUPT();
if(uart[0].rxDataCount > 0)
result = TRUE;
ENABLE_UART1_RX_INTERRUPT();
#else
DISABLE_UART_RX_INTERRUPT();
if(uart.rxDataCount > 0)
result = TRUE;
ENABLE_UART_RX_INTERRUPT();
#endif
return result;
}
