124 lines
4.0 KiB
Plaintext
124 lines
4.0 KiB
Plaintext
C51 COMPILER V9.60.7.0 DS1302 03/10/2025 18:03:53 PAGE 1
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C51 COMPILER V9.60.7.0, COMPILATION OF MODULE DS1302
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OBJECT MODULE PLACED IN .\Objects\ds1302.obj
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COMPILER INVOKED BY: D:\Keil_v5\C51\BIN\C51.EXE ..\driver\ds1302.c OPTIMIZE(8,SPEED) BROWSE INCDIR(..\driver;..\user) DE
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-BUG OBJECTEXTEND PRINT(.\Listings\ds1302.lst) TABS(2) OBJECT(.\Objects\ds1302.obj)
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line level source
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1 /* # DS1302莉｣遐∫援谿ｵ隸ｴ譏<EFBDB4>
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2 1. 譛ｬ譁<EFBDAC>ｻｶ螟ｹ荳ｭ謠蝉ｾ帷噪鬩ｱ蜉ｨ莉｣遐∽ｾ帛盾襍幃画焔螳梧<E89EB3>遞句ｺ剰ｮｾ隶｡蜿り<E3828A><EFBFBD>
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3 2.
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4 蜿りｵ幃画焔蜿ｯ莉･閾ｪ陦檎ｼ門<EFBDBC>逶ｸ蜈ｳ莉｣遐∵<E98190>莉･隸･莉｣遐∽ｸｺ蝓ｺ遑<E98191>梧<EFBFBD>ｹ謐ｮ謇騾牙黒迚<E9BB92>惻邀ｻ蝙九∬ｿ占
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-｡碁溷ｺｦ蜥瑚ｯ暮｢<E69AAE>
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5 荳ｭ蟇ｹ蜊慕援譛ｺ譌ｶ髓滄｢醍紫逧<E7B4AB>ｦ∵ｱゑｼ瑚ｿ幄｡御ｻ｣遐∬ｰ<E288AC>ｯ募柱菫ｮ謾ｹ縲<EFBDB9>
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6 */
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7 #include "ds1302.h"
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8
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9 #include "intrins.h"
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10 sbit SDA = P2 ^ 3;
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11 sbit RST = P1 ^ 3;
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12 sbit SCK = P1 ^ 7;
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13 //
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14 void Write_Ds1302(unsigned char temp)
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15 {
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16 1 unsigned char i;
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17 1 for (i = 0; i < 8; i++)
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18 1 {
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19 2 SCK = 0;
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20 2 SDA = temp & 0x01;
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21 2 temp >>= 1;
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22 2 SCK = 1;
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23 2 }
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24 1 }
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25
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26 //
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27 void Write_Ds1302_Byte(unsigned char address, unsigned char dat)
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28 {
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29 1 RST = 0;
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30 1 _nop_();
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31 1 SCK = 0;
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32 1 _nop_();
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33 1 RST = 1;
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34 1 _nop_();
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35 1 Write_Ds1302(address);
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36 1 Write_Ds1302(dat);
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37 1 RST = 0;
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38 1 }
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39
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40 //
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41 unsigned char Read_Ds1302_Byte(unsigned char address)
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42 {
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43 1 unsigned char i, temp = 0x00;
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44 1 RST = 0;
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45 1 _nop_();
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46 1 SCK = 0;
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47 1 _nop_();
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48 1 RST = 1;
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49 1 _nop_();
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50 1 Write_Ds1302(address);
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51 1 for (i = 0; i < 8; i++)
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52 1 {
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53 2 SCK = 0;
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C51 COMPILER V9.60.7.0 DS1302 03/10/2025 18:03:53 PAGE 2
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54 2 temp >>= 1;
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55 2 if (SDA)
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56 2 temp |= 0x80;
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57 2 SCK = 1;
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58 2 }
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59 1 RST = 0;
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60 1 _nop_();
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61 1 SCK = 0;
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62 1 _nop_();
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63 1 SCK = 1;
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64 1 _nop_();
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65 1 SDA = 0;
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66 1 _nop_();
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67 1 SDA = 1;
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68 1 _nop_();
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69 1 return (temp);
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70 1 }
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71 // 蜊∬ｿ帛宛 11 -> 0x11
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72 void Set_Rtc(unsigned char *ucRtc)
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73 {
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74 1 unsigned char i;
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75 1 unsigned char temp;
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76 1 Write_Ds1302_Byte(0x8e, 0x00);
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77 1 Write_Ds1302_Byte(0x80, 0x80);
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78 1 for (i = 0; i < 3; i++)
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79 1 {
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80 2
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81 2 temp = (ucRtc[i] / 10) * 16 + ucRtc[i] % 10;
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82 2 Write_Ds1302_Byte(0x84 - 2 * i, temp);
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83 2 }
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84 1 Write_Ds1302_Byte(0x8e, 0x80);
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85 1 }
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86 // 蜊∬ｿ帛宛 0x11 -> 11
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87 void Read_Rtc(unsigned char *ucRtc)
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88 {
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89 1 unsigned char i;
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90 1 unsigned char temp;
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91 1 for (i = 0; i < 3; i++)
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92 1 {
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93 2 temp = Read_Ds1302_Byte(0x85 - 2 * i);
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94 2 ucRtc[i] = temp / 16 * 10 + temp % 16;
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95 2 }
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96 1 }
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MODULE INFORMATION: STATIC OVERLAYABLE
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CODE SIZE = 222 ----
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CONSTANT SIZE = ---- ----
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XDATA SIZE = ---- ----
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PDATA SIZE = ---- ----
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DATA SIZE = ---- 6
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IDATA SIZE = ---- ----
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BIT SIZE = ---- ----
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END OF MODULE INFORMATION.
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C51 COMPILATION COMPLETE. 0 WARNING(S), 0 ERROR(S)
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