/*
Program ID  : NXT_Rcv_Arduino.nxc
Create date : 5-21-2011
Author      : CH, Chen (Taiwan)
Description :
Receive message from Arduino via Hi-Speed communication(RS485)
*/

/* *******************************************************
 * Waiting for message
 * ******************************************************* */
void Go_Rtn()
{
   string strReceive;
   short xline = LCD_LINE4;
   while(TRUE)
   {
        until(RS485DataAvailable()) Wait(1000);

        RS485Read(strReceive);
        TextOut( 0, xline,   strReceive);
        TextOut( 0, xline-8, "                " );
        if (xline > LCD_LINE7) xline = xline - 8;
        else                   xline = LCD_LINE4;
   }
}

/* *******************************************************
 * Initialization
 * ******************************************************* */
void Init_Rtn()
{
   // Configure Hi-Speed port(port 4)
   UseRS485();
   RS485Uart(HS_BAUD_9600, HS_MODE_8N1);
}

/* *******************************************************
 * Main routine
 * ******************************************************* */
task main()
{
   ClearScreen();
   TextOut(0, LCD_LINE1, "Arduino ---> NXT" );
   TextOut(0, LCD_LINE2, "    via RS485   " );
   
   Init_Rtn();
   Go_Rtn();
}