📄 ds12887.lst
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00D9 940E029E CALL pop_gset2
00DB 9508 RET
(0195) }
(0196) }
(0197) /*******DS12887指定地址写入数据 ,严格按照INTERL的时序，程序**********/
(0198) void DS12887_Write( uchar Address, uchar Value)
(0199) {
(0200)
(0201) P_AS_0;
_DS12887_Write:
Value --> R18
Address --> R16
00DC 98C3 CBI 0x18,3
(0202) _NOP();
00DD 0000 NOP
(0203) _NOP();
00DE 0000 NOP
(0204) P_DS_1;
00DF 9AC1 SBI 0x18,1
(0205) _NOP();
00E0 0000 NOP
(0206) _NOP();
00E1 0000 NOP
(0207) P_RW_1; //给出读信号
00E2 9AC2 SBI 0x18,2
(0208) _NOP();
00E3 0000 NOP
(0209) _NOP();
00E4 0000 NOP
(0210) P_AS_1; //锁存信号高电平
00E5 9AC3 SBI 0x18,3
(0211) _NOP();
00E6 0000 NOP
(0212) _NOP();
00E7 0000 NOP
(0213) AD_DDR = 0xFF; //数据口设置为输出
00E8 EF8F LDI R24,0xFF
00E9 BB8A OUT 0x1A,R24
(0214) _NOP();
00EA 0000 NOP
(0215) _NOP();
00EB 0000 NOP
(0216) _NOP();
00EC 0000 NOP
(0217) _NOP();
00ED 0000 NOP
(0218) AD_PORT = Address; //给出地址
00EE BB0B OUT 0x1B,R16
(0219) _NOP();
00EF 0000 NOP
(0220) _NOP();
00F0 0000 NOP
(0221) _NOP();
00F1 0000 NOP
(0222) _NOP();
00F2 0000 NOP
(0223) _NOP();
00F3 0000 NOP
(0224) _NOP(); //
00F4 0000 NOP
(0225) P_AS_0; //锁存信号低电平
00F5 98C3 CBI 0x18,3
(0226) _NOP();
00F6 0000 NOP
(0227) _NOP();
00F7 0000 NOP
(0228) P_RW_0; //给出写信号
00F8 98C2 CBI 0x18,2
(0229) _NOP();
00F9 0000 NOP
(0230) _NOP();
00FA 0000 NOP
(0231) _NOP();
00FB 0000 NOP
(0232) AD_PORT = Value; //写出数据
00FC BB2B OUT 0x1B,R18
(0233) _NOP();
00FD 0000 NOP
(0234) _NOP();
00FE 0000 NOP
(0235) _NOP();
00FF 0000 NOP
(0236) _NOP();
0100 0000 NOP
(0237) _NOP();
0101 0000 NOP
(0238) _NOP();
0102 0000 NOP
(0239) _NOP();
0103 0000 NOP
(0240) _NOP();
0104 0000 NOP
(0241) P_RW_1; //给出读信号
0105 9AC2 SBI 0x18,2
(0242) _NOP();
0106 0000 NOP
(0243) _NOP();
0107 0000 NOP
(0244) _NOP();
0108 0000 NOP
(0245) P_AS_1; //片选信号高电平
0109 9AC3 SBI 0x18,3
(0246) _NOP();
010A 0000 NOP
(0247) _NOP();
010B 0000 NOP
010C 9508 RET
_DS12887_Read:
temp --> R20
Address --> R16
010D 940E02A9 CALL push_gset1
(0248) }
(0249) /*********DS12887指定地址中读出数据,严格按照INTERL的时序!!!!!********/
(0250) uchar DS12887_Read( uchar Address)
(0251) {
(0252) unsigned char temp = 0;
010F 2744 CLR R20
(0253) P_AS_0; //锁存信号高电平
0110 98C3 CBI 0x18,3
(0254) _NOP();
0111 0000 NOP
(0255) _NOP();
0112 0000 NOP
(0256) P_DS_1;
0113 9AC1 SBI 0x18,1
(0257) _NOP();
0114 0000 NOP
(0258) _NOP();
0115 0000 NOP
(0259) P_RW_1; //给出读信号
0116 9AC2 SBI 0x18,2
(0260) _NOP();
0117 0000 NOP
(0261) _NOP();
0118 0000 NOP
(0262) P_AS_1; //锁存信号高电平
0119 9AC3 SBI 0x18,3
(0263) _NOP();
011A 0000 NOP
(0264) _NOP();
011B 0000 NOP
(0265) AD_DDR = 0xFF; //数据口设置为输出
011C EF8F LDI R24,0xFF
011D BB8A OUT 0x1A,R24
(0266) _NOP();
011E 0000 NOP
(0267) _NOP();
011F 0000 NOP
(0268) _NOP();
0120 0000 NOP
(0269) _NOP();
0121 0000 NOP
(0270) AD_PORT = Address; //给出地址
0122 BB0B OUT 0x1B,R16
(0271) _NOP();
0123 0000 NOP
(0272) _NOP();
0124 0000 NOP
(0273) _NOP();
0125 0000 NOP
(0274) _NOP();
0126 0000 NOP
(0275) _NOP();
0127 0000 NOP
(0276) _NOP();
0128 0000 NOP
(0277) _NOP();
0129 0000 NOP
(0278) _NOP();
012A 0000 NOP
(0279) P_AS_0; //锁存信号低电平
012B 98C3 CBI 0x18,3
(0280) _NOP();
012C 0000 NOP
(0281) _NOP();
012D 0000 NOP
(0282) P_DS_0; //给出写信号
012E 98C1 CBI 0x18,1
(0283) _NOP();
012F 0000 NOP
(0284) _NOP();
0130 0000 NOP
(0285) AD_DDR = 0X00; //端口方向设置为输入
0131 2422 CLR R2
0132 BA2A OUT 0x1A,R2
(0286) _NOP();
0133 0000 NOP
(0287) _NOP();
0134 0000 NOP
(0288) _NOP();
0135 0000 NOP
(0289) _NOP();
0136 0000 NOP
(0290) temp = AD_PIN; //读入数据
0137 B349 IN R20,0x19
(0291) _NOP();
0138 0000 NOP
(0292) _NOP();
0139 0000 NOP
(0293) _NOP();
013A 0000 NOP
(0294) _NOP();
013B 0000 NOP
(0295) _NOP();
013C 0000 NOP
(0296) _NOP();
013D 0000 NOP
(0297) _NOP();
013E 0000 NOP
(0298) _NOP();
013F 0000 NOP
(0299) P_DS_1; //
0140 9AC1 SBI 0x18,1
(0300) _NOP();
0141 0000 NOP
(0301) _NOP();
0142 0000 NOP
(0302) P_AS_1; //
0143 9AC3 SBI 0x18,3
(0303) _NOP();
0144 0000 NOP
(0304) _NOP();
0145 0000 NOP
(0305) return temp;
0146 2F04 MOV R16,R20
0147 940E02AC CALL pop_gset1
0149 9508 RET
(0306) }
(0307)
(0308) //DS12887初始化
(0309) void DS12887_Init(void)
(0310) {
(0311) DS12887_Write(0x0a, 0x20); //打开振荡器，启动DS12887
_DS12887_Init:
014A E220 LDI R18,0x20
014B E00A LDI R16,0xA
014C DF8F RCALL _DS12887_Write
(0312) DS12887_Write(0x0b, 0x86); //禁止更新，接下来初始化数据，即写入时间，日期等
014D E826 LDI R18,0x86
014E E00B LDI R16,0xB
014F DF8C RCALL _DS12887_Write
(0313) DS12887_Write(0x0b, 0x06); //正常更新，二进制格式，24进制小时
0150 E026 LDI R18,6
0151 E00B LDI R16,0xB
0152 DF89 RCALL _DS12887_Write
0153 9508 RET
_DS12887_SetTime:
Value --> R22
Address --> R20
0154 940E02A7 CALL push_gset2
0156 2F62 MOV R22,R18
0157 2F40 MOV R20,R16
(0314) }
(0315)
(0316)
(0317)
(0318) //设置时间函数
(0319) void DS12887_SetTime( uchar Address, uchar Value)
(0320) {
(0321) DS12887_Write(0x0b, 0x86); //禁止更新，接下来初始化数据，即写入时间，日期等
0158 E826 LDI R18,0x86
0159 E00B LDI R16,0xB
015A DF81 RCALL _DS12887_Write
(0322) DS12887_Write(Address,Value);
015B 2F26 MOV R18,R22
015C 2F04 MOV R16,R20
015D DF7E RCALL _DS12887_Write
(0323) DS12887_Write(0x0b, 0x06); //正常更新，二进制格式，24进制小时
015E E026 LDI R18,6
015F E00B LDI R16,0xB
0160 DF7B RCALL _DS12887_Write
0161 940E029E CALL pop_gset2
0163 9508 RET
_DS12887_GetTime:
temp --> Y+1
Time --> R20
0164 940E02A9 CALL push_gset1
0166 01A8 MOVW R20,R16
(0324) }
(0325)
(0326)
(0327) //读出时间
(0328) void DS12887_GetTime(SYSTEMTIME *Time)
(0329) { uchar temp;
(0330) Time->Second = DS12887_Read(DS12887_Second);
0167 2700 CLR R16
0168 DFA4 RCALL _DS12887_Read
0169 01FA MOVW R30,R20
016A 8300 STD Z+0,R16
(0331) Time->Minute = DS12887_Read(DS12887_Minute);
016B E002 LDI R16,2
016C DFA0 RCALL _DS12887_Read
016D 01FA MOVW R30,R20
016E 8301 STD Z+1,R16
(0332) Time->Hour = DS12887_Read(DS12887_Hour );
016F E004 LDI R16,4
0170 DF9C RCALL _DS12887_Read
0171 01FA MOVW R30,R20
0172 8302 STD Z+2,R16
(0333) Time->Day = DS12887_Read(DS12887_Day );
0173 E007 LDI R16,7
0174 DF98 RCALL _DS12887_Read
0175 01FA MOVW R30,R20
0176 8304 STD Z+4,R16
(0334) //Time->Week = DS12887_Read(DS12887_Week );
(0335) Time->Month = DS12887_Read(DS12887_Month );
0177 E008 LDI R16,0x8
0178 DF94 RCALL _DS12887_Read
0179 01FA MOVW R30,R20
017A 8305 STD Z+5,R16
(0336) Time->Year = DS12887_Read(DS12887_Year );
017B E009 LDI R16,0x9
017C DF90 RCALL _DS12887_Read
017D 01FA MOVW R30,R20
017E 8306 STD Z+6,R16
(0337)
(0338) y1=DS12887_Read(DS12887_Second);
017F 2700 CLR R16
0180 DF8C RCALL _DS12887_Read
0181 9300009D STS y1,R16
(0339) y2=DS12887_Read(DS12887_Minute);
0183 E002 LDI R16,2
0184 DF88 RCALL _DS12887_Read
0185 9300009C STS y2,R16
(0340) y3=DS12887_Read(DS12887_Hour );
0187 E004 LDI R16,4
0188 DF84 RCALL _DS12887_Read
0189 9300009B STS y3,R16
(0341) y4=DS12887_Read(DS12887_Day );
018B E007 LDI R16,7
018C DF80 RCALL _DS12887_Read
018D 9300009A STS y4,R16
(0342) y5=DS12887_Read(DS12887_Month );
018F E008 LDI R16,0x8
0190 DF7C RCALL _DS12887_Read
0191 93000099 STS y5,R16
(0343) y6=DS12887_Read(DS12887_Year );
0193 E009 LDI R16,0x9
0194 DF78 RCALL _DS12887_Read
0195 93000098 STS y6,R16
0197 940E02AC CALL pop_gset1
0199 9508 RET
_DateToStr:
Time --> R20
019A 940E02A9 CALL push_gset1
019C 01A8 MOVW R20,R16
(0344) }
(0345) /*********************日期转化成字符 09-02-19************/
(0346) void DateToStr(SYSTEMTIME *Time)
(0347) {
(0348) Time->DateString[0] = Time->Year/10 + '0';
019D E01A LDI R17,0xA
019E 01FA MOVW R30,R20
019F 8106 LDD R16,Z+6
01A0 940E0288 CALL div8u
01A2 2F80 MOV R24,R16
01A3 5D80 SUBI R24,0xD0
01A4 01FA MOVW R30,R20
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