📄 dk3200_3_demo.lst
字号:
C51 COMPILER V7.00 DK3200_3_DEMO 11/13/2002 09:49:13 PAGE 1
C51 COMPILER V7.00, COMPILATION OF MODULE DK3200_3_DEMO
OBJECT MODULE PLACED IN DK3200_3_demo.OBJ
COMPILER INVOKED BY: E:\KEIL\C51\BIN\C51.EXE DK3200_3_demo.c BROWSE DEBUG OBJECTEXTEND
stmt level source
1 /*----------------------------------------------------------------------------
2 Title: DK3200_3_demo.c
3 Project Name: keil_8051_test_1.uv2
4 Date: October 8, 2002
5 Author: Alec Bath
6 Description:Simple demo program to demonstrate the I2C IP functionality using a Real Time Clock(M41ST85)
7
8 10/18/02 PCL Modified the code to utlize Switches 1 and 2 to set the Real Time Clock
9
10 Copyright 2002 ST Microelectronics
11 This example demo code is provided as is and has no warranty,
12 implied or otherwise. You are free to use/modify any of the provided
13 code at your own risk in your applications with the expressed limitation
14 of liability (see below) so long as your product using the code contains
15 at least one uPSD products (device).
16
17 LIMITATION OF LIABILITY: NEITHER STMicroelectronics NOR ITS VENDORS OR
18 AGENTS SHALL BE LIABLE FOR ANY LOSS OF PROFITS, LOSS OF USE, LOSS OF DATA,
19 INTERRUPTION OF BUSINESS, NOR FOR INDIRECT, SPECIAL, INCIDENTAL OR
20 CONSEQUENTIAL DAMAGES OF ANY KIND WHETHER UNDER THIS AGREEMENT OR
21 OTHERWISE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
22 ----------------------------------------------------------------------------*/
23
24 #pragma SYMBOLS // include
25 #pragma NOAREGS // include
26 #pragma CODE // include assembler listing in .lst file
27
28 #include "upsd_hardware.h" // environment hardware specific de
-fines
29 #include "upsd3200.h" // special function register declaratio
-ns for UPSD
30
31 #include "upsd_st85.h" // M41ST85 Timekeeper routines
32 #include "upsd_i2c.h" // I2C routines
33 #include "lcd_io.h" // Char LCD routines
34 #include "upsd_timer.h" // Timer routines
35
36 #include <stdio.h> // prototype declarations for standard Ke
-il library functions
37 #include <string.h>
38 #include <intrins.h>
39
40 xdata PSD_REGS PSD8xx_reg _at_ PSD_REG_ADDR; // Define PSD registers at addr
-ess "csiop" space
41 extern bit st85_alarm_flag;
42 extern xdata unsigned char i2c_xmit_buf[256]; // message xmit buffer
43 extern xdata unsigned char i2c_rcv_buf[256]; // message rcv buffer
44
45
46 // MAIN Demo Program
47
48 void main (void) {
49 1 WDKEY = 0x55; // disable the watchdog
50 1 PSD8xx_reg.VM |= 0x80; // enable peripheral I/O mode for LCD display
51 1 timer0_initialize(); // initialize timer0 interrupt
C51 COMPILER V7.00 DK3200_3_DEMO 11/13/2002 09:49:13 PAGE 2
52 1
53 1 upsd_i2c_init();
54 1 lcd_init(); // initialize LCD. 8 bits, 2 lines, 5x7 font,
55 1 printfLCD("DK3200 for uPSD\n"); //display on LCD
56 1 timer0_delay(1000); // delay
57 1 printfLCD("RTC - I2C Demo\n"); //display on LCD
58 1 timer0_delay(1000); // delay
59 1 lcd_clear();
60 1
61 1 PSD8xx_reg.DIRECTION_B |= 0x03; // set PSD-PB0,1 DDR high
62 1 PSD8xx_reg.DATAOUT_B |= 0x02; // disable LED2
63 1
64 1 printfLCD("To Set Time \n"); //display on LCD
65 1 printfLCD("Press sw1 & sw2 \n"); //display on LCD
66 1 timer0_delay(2000);
67 1 lcd_clear();
68 1
69 1 uPSD_read_clock_init(); // Initialize the clock
70 1
71 1 while (TRUE){
72 2 uPSD_i2c_st85_read_clock(); // Read & Print ST85
73 2 if ((PSD8xx_reg.DATAIN_B &= 0x0c) == 0){ // check if both sw1 and sw2 are
-pressed
74 3 read_switch(); // if yes, go set the clock
75 3 lcd_clear();
76 3 printfLCD("Updating Clock..\n"); // display on LCD
77 3 timer0_delay(1200); // 1 Sec delay
78 3 lcd_clear();
79 3 }
80 2 timer0_delay(100); // Wait 100 ms
81 2 }
82 1 }
83
84
85 void read_switch (void){
86 1 int j;
87 1 printfLCD("To Change Time: \n"); //display on LCD
88 1 printfLCD("SW1:Hour SW2:Mins\n"); //display on LCD
89 1 timer0_delay(1200);
90 1
91 1 for (j=0; j<40; j++){
92 2 timer0_delay(400);
93 2 switch (PSD8xx_reg.DATAIN_B | 0xF3) {
94 3 case 0xFB: // for DK3200 board (active lo)
95 3 {
96 4 lcd_clear();
97 4 set_hour(); // Set the hour
98 4 uPSD_i2c_st85_read_clock(); // Read & Print ST85
99 4
100 4 break;
101 4 }
102 3 case 0xF7:
103 3 {
104 4 lcd_clear();
105 4 set_minutes(); // Set the minute
106 4 uPSD_i2c_st85_read_clock(); // Read & Print ST85
107 4
108 4 break;
109 4 }
110 3 }
111 2
112 2 }
C51 COMPILER V7.00 DK3200_3_DEMO 11/13/2002 09:49:13 PAGE 3
113 1 }
114
115
116
C51 COMPILER V7.00 DK3200_3_DEMO 11/13/2002 09:49:13 PAGE 4
ASSEMBLY LISTING OF GENERATED OBJECT CODE
; FUNCTION main (BEGIN)
; SOURCE LINE # 48
; SOURCE LINE # 49
0000 75AE55 MOV WDKEY,#055H
; SOURCE LINE # 50
0003 9002E2 MOV DPTR,#PSD8xx_reg+0E2H
0006 E0 MOVX A,@DPTR
0007 4480 ORL A,#080H
0009 F0 MOVX @DPTR,A
; SOURCE LINE # 51
000A 120000 E LCALL timer0_initialize
; SOURCE LINE # 53
000D 120000 E LCALL upsd_i2c_init
; SOURCE LINE # 54
0010 120000 E LCALL lcd_init
; SOURCE LINE # 55
0013 7BFF MOV R3,#0FFH
0015 7A00 R MOV R2,#HIGH ?SC_0
0017 7900 R MOV R1,#LOW ?SC_0
0019 120000 E LCALL _printfLCD
; SOURCE LINE # 56
001C 7FE8 MOV R7,#0E8H
001E 7E03 MOV R6,#03H
0020 120000 E LCALL _timer0_delay
; SOURCE LINE # 57
0023 7BFF MOV R3,#0FFH
0025 7A00 R MOV R2,#HIGH ?SC_17
0027 7900 R MOV R1,#LOW ?SC_17
0029 120000 E LCALL _printfLCD
; SOURCE LINE # 58
002C 7FE8 MOV R7,#0E8H
002E 7E03 MOV R6,#03H
0030 120000 E LCALL _timer0_delay
; SOURCE LINE # 59
0033 120000 E LCALL lcd_clear
; SOURCE LINE # 61
0036 900207 MOV DPTR,#PSD8xx_reg+07H
0039 E0 MOVX A,@DPTR
003A 4403 ORL A,#03H
003C F0 MOVX @DPTR,A
; SOURCE LINE # 62
003D 900205 MOV DPTR,#PSD8xx_reg+05H
0040 E0 MOVX A,@DPTR
0041 4402 ORL A,#02H
0043 F0 MOVX @DPTR,A
; SOURCE LINE # 64
0044 7BFF MOV R3,#0FFH
0046 7A00 R MOV R2,#HIGH ?SC_33
0048 7900 R MOV R1,#LOW ?SC_33
004A 120000 E LCALL _printfLCD
; SOURCE LINE # 65
004D 7BFF MOV R3,#0FFH
004F 7A00 R MOV R2,#HIGH ?SC_47
0051 7900 R MOV R1,#LOW ?SC_47
0053 120000 E LCALL _printfLCD
; SOURCE LINE # 66
0056 7FD0 MOV R7,#0D0H
0058 7E07 MOV R6,#07H
005A 120000 E LCALL _timer0_delay
C51 COMPILER V7.00 DK3200_3_DEMO 11/13/2002 09:49:13 PAGE 5
; SOURCE LINE # 67
005D 120000 E LCALL lcd_clear
; SOURCE LINE # 69
0060 120000 E LCALL uPSD_read_clock_init
0063 ?C0001:
; SOURCE LINE # 71
; SOURCE LINE # 72
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -