C51 COMPILER V6.02  MAIN                                                                   04/28/2005 13:57:00 PAGE 1   


C51 COMPILER V6.02, COMPILATION OF MODULE MAIN
OBJECT MODULE PLACED IN .\main.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE .\main.c DEBUG OBJECTEXTEND

stmt level    source

   1          #include <reg51.h>
   2          #define uchar unsigned char
   3          #define uint unsigned int
   4          #define MSGLEN 10
   5          
   6          uchar incoming, outgoing, lastincar;	// Received, Trans Msgs
   7          bit newin;
   8          bit gone;						// Global Flags
   9          
  10          // Initialize Message Variables
  11            uchar inmsg[MSGLEN];
  12            uchar msg[MSGLEN] = {13,14,31,12,04,18,18,00,06,12};
  13            uchar outmsg[MSGLEN] = {13,14,31,12,04,18,18,00,06,12};
  14            uint inpos = 0;
  15            uint outpos = 0;
  16          
  17          // Serial Port Interrupt-Service Routine
  18          // Interrupt 4 is generated by RI or TI,
  19          // the serial port interrupt.
  20          
  21          
  22          void serint(void) interrupt 4 using 1{
  23   1      
  24   1        uint temp;
  25   1      
  26   1        if(RI){				// Check for a received byte
  27   2      
  28   2      	inmsg[inpos] = SBUF;
  29   2      	inpos = inpos + 1;	// Increment Message Position
  30   2      
  31   2      	if(inpos == 10){		// We finished receiving the message
  32   3      
  33   3      	  for(temp=0; temp < MSGLEN ;temp++)
  34   3      	  	msg[temp] = inmsg[temp];
  35   3      	  inpos = 0;
  36   3      	  newin = 1;		// Tell the main function we received
  37   3      
  38   3      	}
  39   2      
  40   2      	RI = 0;				// Reset interrupt flag
  41   2      
  42   2        } else if(TI){		// Check if we just sent a byte
  43   2      
  44   2      	SBUF = outgoing;	// Send the next byte
  45   2      	TI = 0;				// Reset interrupt flag
  46   2      	gone = 1;			// Tell the main function we sent
  47   2      
  48   2        }
  49   1      }
  50          
  51          
  52          xdata uchar FrameBuffer[384] _at_ 0xFE00;
  53          
  54          
  55          // Main Function 
C51 COMPILER V6.02  MAIN                                                                   04/28/2005 13:57:00 PAGE 2   

  56          
  57          void main(void){
  58   1      
  59   1      // Initialize Display Variables
  60   1        uint delay;
  61   1        uint temp;
  62   1        uint x=0;					// start x-coord
  63   1        uint y=4;					// start y-coord
  64   1        uint vx=0;				// velocity in x-dir
  65   1        uint vy=1;				// velocity in y-dir//Initialize UART
  66   1      
  67   1        TMOD = 0x20;			// User Timer1, Mode 2
  68   1        TH1 = 0xFD;			// 9600 baud w/ 11.059mhz clock
  69   1        TCON = 0x40;			// Start baud clock
  70   1        SCON = 0x50;			// Enable receive
  71   1        IE = 0x90;			// Enable serial interface
  72   1      
  73   1      // Initialize Flags
  74   1        gone = 0;
  75   1        newin = 0;
  76   1      
  77   1        while(1){
  78   2      
  79   2      	//	If we sent the last character, put the lastcharacter
  80   2      	//  read into the output buffer, outgoing.
  81   2      
  82   2      	while(!newin){
  83   3      
  84   3      	  if(gone){
  85   4      
  86   4      		outgoing = outmsg[outpos];
  87   4      		outpos = outpos + 1;	// Increment Message Position
  88   4      
  89   4      		if(outpos = 10){
*** WARNING C276 IN LINE 89 OF .\MAIN.C: constant in condition expression
  90   5      		  outpos = 0;
  91   5      		  TI = 0;
  92   5      		} else {
  93   5      		  TI = 1;				// If we didn't just finish
  94   5      								//   sending tot msg, send again
  95   5      		}
  96   4      
  97   4      		gone = 0;				// Reset flag
  98   4      	  }
  99   3      
 100   3      	}
 101   2      
 102   2      	//	Display Functionality
 103   2      
 104   2      	  for(temp=0; temp<MSGLEN; temp++)  //Clears Display
 105   2      		FrameBuffer[(y-vy)*32+(x-x*y)+temp]=31;
 106   2      
 107   2      	  if(x>(16-MSGLEN))	// Checks Xmax value
 108   2      		x=0;
 109   2      
 110   2      	  if(y>7)			// Checks Ymax value
 111   2      		y=0;
 112   2      
 113   2      	  for(temp=0; temp<MSGLEN; temp++)  //set what framebuffer should be
 114   2      		FrameBuffer[y*32+x+temp] = msg[temp];
 115   2      
 116   2      	  x=x+vx;			// Increment X by velocity
C51 COMPILER V6.02  MAIN                                                                   04/28/2005 13:57:00 PAGE 3   

 117   2      	  y=y+vy;			// Increment Y by velocity
 118   2      
 119   2      	// Short Delay
 120   2          for(delay=0;delay<120,000;delay++);
 121   2      
 122   2      	TI = 1;				// Trigger sending again
 123   2      
 124   2        }
 125   1      }


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    369    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----    ----
   PDATA SIZE       =   ----    ----
   DATA SIZE        =     37       8
   IDATA SIZE       =   ----    ----
   BIT SIZE         =      2    ----
END OF MODULE INFORMATION.


C51 COMPILATION COMPLETE.  1 WARNING(S),  0 ERROR(S)