📄 serial.lst
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C51 COMPILER V7.01 SERIAL 11/16/2007 15:52:12 PAGE 1
C51 COMPILER V7.01, COMPILATION OF MODULE SERIAL
OBJECT MODULE PLACED IN .\SERIAL.obj
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE ..\source\SERIAL.C BROWSE DEBUG OBJECTEXTEND LISTINCLUDE PRINT(.\SERIAL.lst
-) OBJECT(.\SERIAL.obj)
stmt level source
1 #include "SERIAL_H.H"
1 =1 #include <reg52.h>
1 =2 /*--------------------------------------------------------------------------
2 =2 REG52.H
3 =2
4 =2 Header file for generic 80C52 and 80C32 microcontroller.
5 =2 Copyright (c) 1988-2001 Keil Elektronik GmbH and Keil Software, Inc.
6 =2 All rights reserved.
7 =2 --------------------------------------------------------------------------*/
8 =2
9 =2 /* BYTE Registers */
10 =2 sfr P0 = 0x80;
11 =2 sfr P1 = 0x90;
12 =2 sfr P2 = 0xA0;
13 =2 sfr P3 = 0xB0;
14 =2 sfr PSW = 0xD0;
15 =2 sfr ACC = 0xE0;
16 =2 sfr B = 0xF0;
17 =2 sfr SP = 0x81;
18 =2 sfr DPL = 0x82;
19 =2 sfr DPH = 0x83;
20 =2 sfr PCON = 0x87;
21 =2 sfr TCON = 0x88;
22 =2 sfr TMOD = 0x89;
23 =2 sfr TL0 = 0x8A;
24 =2 sfr TL1 = 0x8B;
25 =2 sfr TH0 = 0x8C;
26 =2 sfr TH1 = 0x8D;
27 =2 sfr IE = 0xA8;
28 =2 sfr IP = 0xB8;
29 =2 sfr SCON = 0x98;
30 =2 sfr SBUF = 0x99;
31 =2
32 =2 /* 8052 Extensions */
33 =2 sfr T2CON = 0xC8;
34 =2 sfr RCAP2L = 0xCA;
35 =2 sfr RCAP2H = 0xCB;
36 =2 sfr TL2 = 0xCC;
37 =2 sfr TH2 = 0xCD;
38 =2
39 =2
40 =2 /* BIT Registers */
41 =2 /* PSW */
42 =2 sbit CY = PSW^7;
43 =2 sbit AC = PSW^6;
44 =2 sbit F0 = PSW^5;
45 =2 sbit RS1 = PSW^4;
46 =2 sbit RS0 = PSW^3;
47 =2 sbit OV = PSW^2;
48 =2 sbit P = PSW^0; //8052 only
49 =2
50 =2 /* TCON */
51 =2 sbit TF1 = TCON^7;
52 =2 sbit TR1 = TCON^6;
C51 COMPILER V7.01 SERIAL 11/16/2007 15:52:12 PAGE 2
53 =2 sbit TF0 = TCON^5;
54 =2 sbit TR0 = TCON^4;
55 =2 sbit IE1 = TCON^3;
56 =2 sbit IT1 = TCON^2;
57 =2 sbit IE0 = TCON^1;
58 =2 sbit IT0 = TCON^0;
59 =2
60 =2 /* IE */
61 =2 sbit EA = IE^7;
62 =2 sbit ET2 = IE^5; //8052 only
63 =2 sbit ES = IE^4;
64 =2 sbit ET1 = IE^3;
65 =2 sbit EX1 = IE^2;
66 =2 sbit ET0 = IE^1;
67 =2 sbit EX0 = IE^0;
68 =2
69 =2 /* IP */
70 =2 sbit PT2 = IP^5;
71 =2 sbit PS = IP^4;
72 =2 sbit PT1 = IP^3;
73 =2 sbit PX1 = IP^2;
74 =2 sbit PT0 = IP^1;
75 =2 sbit PX0 = IP^0;
76 =2
77 =2 /* P3 */
78 =2 sbit RD = P3^7;
79 =2 sbit WR = P3^6;
80 =2 sbit T1 = P3^5;
81 =2 sbit T0 = P3^4;
82 =2 sbit INT1 = P3^3;
83 =2 sbit INT0 = P3^2;
84 =2 sbit TXD = P3^1;
85 =2 sbit RXD = P3^0;
86 =2
87 =2 /* SCON */
88 =2 sbit SM0 = SCON^7;
89 =2 sbit SM1 = SCON^6;
90 =2 sbit SM2 = SCON^5;
91 =2 sbit REN = SCON^4;
92 =2 sbit TB8 = SCON^3;
93 =2 sbit RB8 = SCON^2;
94 =2 sbit TI = SCON^1;
95 =2 sbit RI = SCON^0;
96 =2
97 =2 /* P1 */
98 =2 sbit T2EX = P1^1; // 8052 only
99 =2 sbit T2 = P1^0; // 8052 only
100 =2
101 =2 /* T2CON */
102 =2 sbit TF2 = T2CON^7;
103 =2 sbit EXF2 = T2CON^6;
104 =2 sbit RCLK = T2CON^5;
105 =2 sbit TCLK = T2CON^4;
106 =2 sbit EXEN2 = T2CON^3;
107 =2 sbit TR2 = T2CON^2;
108 =2 sbit C_T2 = T2CON^1;
109 =2 sbit CP_RL2 = T2CON^0;
2 =1 sfr AUXR = 0x8e;
3 =1
4 =1 #define uint unsigned int
5 =1 #define ulong unsigned long int
6 =1 #define uchar unsigned char
C51 COMPILER V7.01 SERIAL 11/16/2007 15:52:12 PAGE 3
7 =1
8 =1
9 =1 #define TBUF_SIZE 256
10 =1 #define RBUF_SIZE 132
11 =1
12 =1
13 =1 static xdata uchar send_ok_flag;
14 =1 static xdata uchar receive_ok_flag;
15 =1 xdata uchar tbuf[TBUF_SIZE];
16 =1 uchar xdata rbuf[RBUF_SIZE];
17 =1 static xdata uchar t_in;
18 =1 static xdata uchar t_out;
19 =1 static xdata uchar r_in;
20 =1 static xdata uchar r_out;
21 =1 uchar r_c;
22 =1 uchar t_c;
23 =1 uchar t_disable;
24 =1 uchar xmodem_flag;
25 =1 uint xomdem_count;
26 =1
27 =1 #define SOH 0x01
28 =1 #define EOT 0x04
29 =1 #define ACK 0x06
30 =1 #define NAK 0x15
31 =1 #define CRC 0x43
32 =1 #define DLE 0x10
33 =1 #define XON 0x11
34 =1 #define XOF 0x13
35 =1 #define SYN 0x16
36 =1 #define CAN 0x18
37 =1
38 =1 static xdata uchar r_xmodem[132];
39 =1
40 =1
41 =1 void putword(uint value);
42 =1 uint getword(void);
43 =1 void xmodem_receive(void);
44 =1 uchar xdata *getxmodem(void);
45 =1 uchar getchar1(uint value);
46 =1
47 =1 /*----------------------------------------------------------------
48 =1 DELAY program
49 =1 -----------------------------------------------------------------*/
50 =1 extern void delay5us(uint utimes); //5uS*utimes IN 12MHZ
51 =1 extern void delay10ms(uint mtimes); //10MS*mtimes IN 12MHZ
52 =1 extern void delay1s(uint time1,uint time2);
2
3 /*------------------------------------------------------------------
4 init serial
5 ------------------------------------------------------------------*/
6 void serial_init(void)
7 {
8 1 EA=0;
9 1 AUXR |=0x00; //seial 12 time
10 1 SCON = 0x50; //SCON: serail mode 1, 8-bit UART, enable ucvr
11 1 TMOD |= 0x20; //TMOD: timer 1, mode 2, 8-bit reload
12 1 PCON |= 0x80; //SMOD=1; X2-->
13 1 TH1 = 0xF4; //Baud:4800 fosc=11.0592MHz
14 1 // IE |= 0x90; //Enable Serial Interrupt
15 1 ES=1;
16 1 TR1=1; // timer 1 run
17 1 EA=1;
C51 COMPILER V7.01 SERIAL 11/16/2007 15:52:12 PAGE 4
18 1
19 1 send_ok_flag=0;
20 1 receive_ok_flag=0;
21 1 }
22
23 /*------------------------------------------------------------------
24 transmit one char
25 ------------------------------------------------------------------*/
26 void putchar(uchar t_c)
27 {
28 1
29 1 SBUF=t_c;
30 1 while(send_ok_flag==0);
31 1 send_ok_flag=0;
32 1
33 1 }
34
35 void putword(uint value)
36 {
37 1 putchar((uchar)(value>>8));
38 1 delay10ms(60);
39 1 putchar((uchar)value);
40 1
41 1 }
42
43 /*------------------------------------------------------------------
44 receive one char
45 ------------------------------------------------------------------*/
46 uchar getchar(void)
47 {
48 1 while(receive_ok_flag==0);
49 1 receive_ok_flag=0;
50 1 return(r_c);
51 1 }
52
53 uint getword(void)
54 {
55 1 uint value1,value2;
56 1 value1=getchar();
57 1 // delay10ms(50);
58 1 value2=getchar();
59 1 // delay10ms(50);
60 1 value1=(value1<<8)|value2;
61 1 return(value1);
62 1 }
63
64 /*------------------------------------------------------------------
65 serial interrupt sub program
66 ------------------------------------------------------------------*/
67 void serial_isr(void) interrupt 4
68 { EA=0;
69 1 if(TI!=0)
70 1 { TI=0;
71 2 send_ok_flag=1;
72 2 }
73 1 if(RI!=0)
74 1 { RI=0;
75 2 r_c=SBUF;
76 2 receive_ok_flag=1;
77 2 }
78 1 EA=1;
79 1 }
C51 COMPILER V7.01 SERIAL 11/16/2007 15:52:12 PAGE 5
MODULE INFORMATION: STATIC OVERLAYABLE
CODE SIZE = 137 ----
CONSTANT SIZE = ---- ----
XDATA SIZE = 526 ----
PDATA SIZE = ---- ----
DATA SIZE = 6 2
IDATA SIZE = ---- ----
BIT SIZE = ---- ----
END OF MODULE INFORMATION.
C51 COMPILATION COMPLETE. 0 WARNING(S), 0 ERROR(S)
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