DWORD WINAPI ProcWaitSignal( LPVOID lpParam){
while(1){
printf("checking queue\n");
Sleep(1000);
if (NbElmt != 0){
if ((!IsUpper(buf)) && (!IsLower(buf))) {
printf("Mengonsumsi ke - %d : %c\n", ind, buf.TI[ind]);
ind++;
NbElmt--; // konsumsi buffer
} else if (IsUpper(buf)) {
SendXOFF();
printf("Masuk Upper limit\n");
printf("Mengonsumsi ke - %d : %c\n", ind, buf.TI[ind]);
ind++;
NbElmt--; // konsumsi buffer
} else if (IsLower(buf)) {
SendXON();
printf("Masuk Lower limit\n");
// no consume0
}
}
}
return 0;
};
void USART_Driver::PrepareForClockStop()
{
ASSERT_IRQ_MUST_BE_OFF();
// set XOFF state and send if we haven't already
for( int port = 0; port < TOTAL_USART_PORT; port++)
{
if ( USART_FLAG_STATE(Hal_Usart_State[port], HAL_USART_STATE::c_RX_SWFLOW_CTRL))
{
// set our XOFF state
SendXOFF( port, XOFF_CLOCK_HALT );
}
}
}
BOOL USART_Driver::AddCharToRxBuffer( int ComPortNum, char c )
{
ASSERT_IRQ_MUST_BE_OFF();
if((ComPortNum < 0) || (ComPortNum >= TOTAL_USART_PORT)) return FALSE;
HAL_USART_STATE& State = Hal_Usart_State[ComPortNum];
if (USART_FLAG_STATE(State, HAL_USART_STATE::c_TX_SWFLOW_CTRL))
{
switch( c )
{
case XOFF:
State.TicksStartTxXOFF = HAL_Time_CurrentTicks();
CLEAR_USART_FLAG(State, HAL_USART_STATE::c_TX_XON_STATE);
return TRUE;
case XON:
SET_USART_FLAG(State, HAL_USART_STATE::c_TX_XON_STATE);
return TRUE;
}
}
{
GLOBAL_LOCK(irq);
UINT8* Dst = State.RxQueue.Push();
if(Dst)
{
*Dst = c;
if( State.RxQueue.NumberOfElements() >= State.RxBufferHighWaterMark )
{
if( USART_FLAG_STATE(State, HAL_USART_STATE::c_RX_SWFLOW_CTRL) )
{
// Set our XOFF state
SendXOFF( ComPortNum, XOFF_FLAG_FULL );
}
if( USART_FLAG_STATE(State, HAL_USART_STATE::c_RX_HWFLOW_CTRL) )
{
// Hold off receiving characters (should pull HW handshake automatically)
CPU_USART_RxBufferFullInterruptEnable(ComPortNum, FALSE);
}
}
}
else
{
SetEvent( ComPortNum, USART_EVENT_ERROR_RXOVER );
#if !defined(BUILD_RTM)
lcd_printf("\fBuffer OVFLW\r\n");
hal_printf("Buffer OVFLW\r\n");
#endif
return FALSE;
}
}
SetEvent( ComPortNum, USART_EVENT_DATA_CHARS );
Events_Set( SYSTEM_EVENT_FLAG_COM_IN );
return TRUE;
}
