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138 lines
4.6 KiB

3 years ago
C51 COMPILER V9.56.0.0 DS1302 04/28/2022 23:43:37 PAGE 1
C51 COMPILER V9.56.0.0, COMPILATION OF MODULE DS1302
OBJECT MODULE PLACED IN ds1302.OBJ
COMPILER INVOKED BY: D:\Keil_v5\C51\BIN\C51.EXE ds1302.c OPTIMIZE(8,SPEED) BROWSE DEBUG OBJECTEXTEND TABS(2)
line level source
1 #include"ds1302.h"
2
3 //---DS1302д<EFBFBD><EFBFBD><EFBFBD>Ͷ<EFBFBD>ȡʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ĵ<EFBFBD>ַ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>---//
4 //---<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ<EFBFBD><EFBFBD>дλ;-------//
5 uchar code READ_RTC_ADDR[7] = {0x81, 0x83, 0x85, 0x87, 0x89, 0x8b, 0x8d};
6 uchar code WRITE_RTC_ADDR[7] = {0x80, 0x82, 0x84, 0x86, 0x88, 0x8a, 0x8c};
7
8 //---DS1302ʱ<EFBFBD>ӳ<EFBFBD>ʼ<EFBFBD><EFBFBD>2013<EFBFBD><EFBFBD>1<EFBFBD><EFBFBD>1<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڶ<EFBFBD>12<EFBFBD><EFBFBD>00<EFBFBD><EFBFBD>00<EFBFBD>롣---//
9 //---<EFBFBD>洢˳<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>,<EFBFBD><EFBFBD><EFBFBD>ʽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>BCD<EFBFBD><EFBFBD>---//
10
11 uchar TIME[7] = {0X00, 0X01, 0x23, 0x28, 0x04, 0x04, 0x22};
12
13
14 void Ds1302Write(uchar addr, uchar dat)
15 {
16 1 uchar n;
17 1 RST = 0;
18 1 _nop_();
19 1
20 1 SCLK = 0;//<EFBFBD>Ƚ<EFBFBD>SCLK<EFBFBD>õ͵<EFBFBD>ƽ<EFBFBD><EFBFBD>
21 1 _nop_();
22 1 RST = 1; //Ȼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>RST(CE)<EFBFBD>øߵ<EFBFBD>ƽ<EFBFBD><EFBFBD>
23 1 _nop_();
24 1
25 1 for (n=0; n<8; n++)//<EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD>Ͱ<EFBFBD>λ<EFBFBD><EFBFBD>ַ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
26 1 {
27 2 DSIO = addr & 0x01;//<EFBFBD><EFBFBD><EFBFBD>ݴӵ<EFBFBD>λ<EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
28 2 addr >>= 1;
29 2 SCLK = 1;//<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD>DS1302<EFBFBD><EFBFBD>ȡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
30 2 _nop_();
31 2 SCLK = 0;
32 2 _nop_();
33 2 }
34 1 for (n=0; n<8; n++)//д<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
35 1 {
36 2 DSIO = dat & 0x01;
37 2 dat >>= 1;
38 2 SCLK = 1;//<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD>DS1302<EFBFBD><EFBFBD>ȡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
39 2 _nop_();
40 2 SCLK = 0;
41 2 _nop_();
42 2 }
43 1
44 1 RST = 0;//<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݽ<EFBFBD><EFBFBD><EFBFBD>
45 1 _nop_();
46 1 }
47
48 uchar Ds1302Read(uchar addr)
49 {
50 1 uchar n,dat,dat1;
51 1 RST = 0;
52 1 _nop_();
53 1
54 1 SCLK = 0;//<EFBFBD>Ƚ<EFBFBD>SCLK<EFBFBD>õ͵<EFBFBD>ƽ<EFBFBD><EFBFBD>
55 1 _nop_();
C51 COMPILER V9.56.0.0 DS1302 04/28/2022 23:43:37 PAGE 2
56 1 RST = 1;//Ȼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>RST(CE)<EFBFBD>øߵ<EFBFBD>ƽ<EFBFBD><EFBFBD>
57 1 _nop_();
58 1
59 1 for(n=0; n<8; n++)//<EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD>Ͱ<EFBFBD>λ<EFBFBD><EFBFBD>ַ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
60 1 {
61 2 DSIO = addr & 0x01;//<EFBFBD><EFBFBD><EFBFBD>ݴӵ<EFBFBD>λ<EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
62 2 addr >>= 1;
63 2 SCLK = 1;//<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD>DS1302<EFBFBD><EFBFBD>ȡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
64 2 _nop_();
65 2 SCLK = 0;//DS1302<EFBFBD>½<EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
66 2 _nop_();
67 2 }
68 1 _nop_();
69 1 for(n=0; n<8; n++)//<EFBFBD><EFBFBD>ȡ8λ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
70 1 {
71 2 dat1 = DSIO;//<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ<EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
72 2 dat = (dat>>1) | (dat1<<7);
73 2 SCLK = 1;
74 2 _nop_();
75 2 SCLK = 0;//DS1302<EFBFBD>½<EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
76 2 _nop_();
77 2 }
78 1
79 1 RST = 0;
80 1 _nop_(); //<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ΪDS1302<EFBFBD><EFBFBD>λ<EFBFBD><EFBFBD><EFBFBD>ȶ<EFBFBD>ʱ<EFBFBD><EFBFBD>,<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ġ<EFBFBD>
81 1 SCLK = 1;
82 1 _nop_();
83 1 DSIO = 0;
84 1 _nop_();
85 1 DSIO = 1;
86 1 _nop_();
87 1 return dat;
88 1 }
89
90 void Ds1302Init()
91 {
92 1 uchar n;
93 1 Ds1302Write(0x8E,0X00); //<EFBFBD><EFBFBD>ֹд<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǹر<EFBFBD>д<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
94 1 for (n=0; n<7; n++)//д<EFBFBD><EFBFBD>7<EFBFBD><EFBFBD><EFBFBD>ֽڵ<EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD>źţ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
95 1 {
96 2 Ds1302Write(WRITE_RTC_ADDR[n],TIME[n]);
97 2 }
98 1 Ds1302Write(0x8E,0x80); //<EFBFBD><EFBFBD><EFBFBD><EFBFBD>д<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
99 1 }
100
101 void Ds1302ReadTime()
102 {
103 1 uchar n;
104 1 for (n=0; n<7; n++)//<EFBFBD><EFBFBD>ȡ7<EFBFBD><EFBFBD><EFBFBD>ֽڵ<EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD>źţ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
105 1 {
106 2 TIME[n] = Ds1302Read(READ_RTC_ADDR[n]);
107 2 }
108 1 }
109
110
MODULE INFORMATION: STATIC OVERLAYABLE
CODE SIZE = 184 ----
CONSTANT SIZE = 14 ----
XDATA SIZE = ---- ----
PDATA SIZE = ---- ----
C51 COMPILER V9.56.0.0 DS1302 04/28/2022 23:43:37 PAGE 3
DATA SIZE = 7 ----
IDATA SIZE = ---- ----
BIT SIZE = ---- ----
END OF MODULE INFORMATION.
C51 COMPILATION COMPLETE. 0 WARNING(S), 0 ERROR(S)