📄 1302-162.lst
字号:
(0075) }
(0076)
(0077) }
(0078)
(0079) void init_lcd() //初始化
(0080) {
(0081) delay_ms(180); //等待30ms以上
_init_lcd:
01EE EB04 LDI R16,0xB4
01EF DF97 RCALL _delay_ms
(0082) LCD_DATA_PORT=0x38; //８位２行５×７点阵
01F0 E388 LDI R24,0x38
01F1 BB8B OUT 0x1B,R24
(0083) command_enable();
01F2 DFC0 RCALL _command_enable
(0084) delay_us(100); //等待39us以上
01F3 E604 LDI R16,0x64
01F4 E010 LDI R17,0
01F5 DF9E RCALL _delay_us
(0085) LCD_DATA_PORT=0x0C; //显示器开、光标开、闪烁关
01F6 E08C LDI R24,0xC
01F7 BB8B OUT 0x1B,R24
(0086) command_enable();
01F8 DFBA RCALL _command_enable
(0087) delay_us(100); //等待39us以上
01F9 E604 LDI R16,0x64
01FA E010 LDI R17,0
01FB DF98 RCALL _delay_us
(0088) LCD_DATA_PORT=0x01; //清屏
01FC E081 LDI R24,1
01FD BB8B OUT 0x1B,R24
(0089) command_enable();
01FE DFB4 RCALL _command_enable
(0090) delay_ms(10); //等待1.53ms以上
01FF E00A LDI R16,0xA
0200 DF86 RCALL _delay_ms
(0091) LCD_DATA_PORT=0x06; //输入方式
0201 E086 LDI R24,6
0202 BB8B OUT 0x1B,R24
(0092) command_enable();
0203 DFAF RCALL _command_enable
(0093) delay_ms(180); //初始化完毕
0204 EB04 LDI R16,0xB4
0205 DF81 RCALL _delay_ms
0206 9508 RET
FILE: D:\时钟芯片\1302\1302-162\18b20.c
(0001) #include <io8515v.h>
(0002) #include <macros.h>
(0003) #include <162-1302.h>
(0004) //时间延迟
(0005) void delayb(uint x) //1.5us左右
(0006) {
_delayb:
x --> R16
0207 C002 RJMP 0x020A
(0007) while(x)
(0008) {
(0009) x--;
0208 5001 SUBI R16,1
0209 4010 SBCI R17,0
020A 3000 CPI R16,0
020B 0701 CPC R16,R17
020C F7D9 BNE 0x0208
020D 9508 RET
_init_1820:
ack --> R20
020E D0BB RCALL push_gset1
(0010) }
(0011) }
(0012) //18b20初始化
(0013) uchar init_1820()
(0014) { uchar ack;
(0015) B20_DATA_DDR|=B20_DATA_IO ; //输出
020F 9AA0 SBI 0x14,0
(0016) B20_DATA_PORT&=~B20_DATA_IO ;
0210 98A8 CBI 0x15,0
(0017) delayb(600); //复位低电平480us~960us
0211 E508 LDI R16,0x58
0212 E012 LDI R17,2
0213 DFF3 RCALL _delayb
(0018) B20_DATA_PORT|=B20_DATA_IO ; //电平拉高
0214 9AA8 SBI 0x15,0
(0019) B20_DATA_DDR&=~B20_DATA_IO ; //输入
0215 98A0 CBI 0x14,0
(0020) delayb(90); //延时60us~240us
0216 E50A LDI R16,0x5A
0217 E010 LDI R17,0
0218 DFEE RCALL _delayb
(0021) ack=B20_DATA_PIN; //读出ack的值
0219 B343 IN R20,0x13
(0022) ack&=B20_DATA_IO;
021A 7041 ANDI R20,1
(0023) delayb(200); //等待480us以上
021B EC08 LDI R16,0xC8
021C E010 LDI R17,0
021D DFE9 RCALL _delayb
(0024) B20_DATA_DDR|=B20_DATA_IO ; //输出
021E 9AA0 SBI 0x14,0
(0025) return(ack);
021F 2F04 MOV R16,R20
0220 D0AC RCALL pop_gset1
0221 9508 RET
_write_1820:
m --> R20
i --> R22
x --> R10
0222 D0A3 RCALL push_gset3
0223 2EA0 MOV R10,R16
(0026) }
(0027) //写一个字节
(0028) void write_1820(uchar x)
(0029) {
(0030) uchar i,m;
(0031) B20_DATA_DDR|=B20_DATA_IO; //输出
0224 9AA0 SBI 0x14,0
(0032) for(i=0;i<8;i++)
0225 2766 CLR R22
0226 C01A RJMP 0x0241
(0033) {
(0034) m=x&0x01;
0227 2D4A MOV R20,R10
0228 7041 ANDI R20,1
(0035) if(m==0x01)
0229 3041 CPI R20,1
022A F461 BNE 0x0237
(0036) {
(0037) delayb(1); //延时>1us
022B E001 LDI R16,1
022C E010 LDI R17,0
022D DFD9 RCALL _delayb
(0038) B20_DATA_PORT&=~B20_DATA_IO; //产生写起始信号
022E 98A8 CBI 0x15,0
(0039) delayb(3); //延时1us~15us 8us
022F E003 LDI R16,3
0230 E010 LDI R17,0
0231 DFD5 RCALL _delayb
(0040) B20_DATA_PORT|=B20_DATA_IO; //数据线电平拉高
0232 9AA8 SBI 0x15,0
(0041) delayb(55); //延时60us~120us 85us
0233 E307 LDI R16,0x37
0234 E010 LDI R17,0
0235 DFD1 RCALL _delayb
(0042) }
0236 C008 RJMP 0x023F
(0043) else
(0044) {
(0045) delayb(1); //延时>1us
0237 E001 LDI R16,1
0238 E010 LDI R17,0
0239 DFCD RCALL _delayb
(0046) B20_DATA_PORT&=~B20_DATA_IO; //产生写起始信号
023A 98A8 CBI 0x15,0
(0047) delayb(55); //B20采样要60us到120us 85us
023B E307 LDI R16,0x37
023C E010 LDI R17,0
023D DFC9 RCALL _delayb
(0048) B20_DATA_PORT|=B20_DATA_IO; //数据线电平拉高
023E 9AA8 SBI 0x15,0
(0049) }
(0050) x=x>>1; //右移一位
023F 94A6 LSR R10
0240 9563 INC R22
0241 3068 CPI R22,0x8
0242 F320 BCS 0x0227
0243 D07C RCALL pop_gset3
0244 9508 RET
_read_1820:
temp --> R20
k --> R22
n --> R10
0245 D080 RCALL push_gset3
(0051) }
(0052) }
(0053) //读一个字节
(0054) uchar read_1820()
(0055) {
(0056) uchar temp,k,n;
(0057) temp=0;
0246 2744 CLR R20
(0058) for(n=0;n<8;n++)
0247 24AA CLR R10
0248 C01E RJMP 0x0267
(0059) {
(0060) B20_DATA_DDR|=B20_DATA_IO; //输出
0249 9AA0 SBI 0x14,0
(0061) B20_DATA_PORT&=~B20_DATA_IO; //产生读起始信号
024A 98A8 CBI 0x15,0
(0062) asm("nop");
024B 0000 NOP
(0063) asm("nop");
024C 0000 NOP
(0064) asm("nop");
024D 0000 NOP
(0065) asm("nop"); //延时1us~15us 2us
024E 0000 NOP
(0066) B20_DATA_PORT|=B20_DATA_IO; //电平拉高
024F 9AA8 SBI 0x15,0
(0067) B20_DATA_DDR&=~B20_DATA_IO; //接收数据
0250 98A0 CBI 0x14,0
(0068) asm("nop"); //要在15us内完成读数
0251 0000 NOP
(0069) asm("nop");
0252 0000 NOP
(0070) k=B20_DATA_PIN; //读数据,从低位开始
0253 B363 IN R22,0x13
(0071) k&=0x01;
0254 7061 ANDI R22,1
(0072) if(k)
0255 F029 BEQ 0x025B
(0073) temp|=(1<<n);
0256 E001 LDI R16,1
0257 2D1A MOV R17,R10
0258 D088 RCALL lsl8
0259 2B40 OR R20,R16
025A C006 RJMP 0x0261
(0074) else
(0075) temp&=~(1<<n);
025B E001 LDI R16,1
025C 2D1A MOV R17,R10
025D D083 RCALL lsl8
025E 2E20 MOV R2,R16
025F 9420 COM R2
0260 2142 AND R20,R2
(0076) delayb(40); //60~120us
0261 E208 LDI R16,0x28
0262 E010 LDI R17,0
0263 DFA3 RCALL _delayb
(0077) B20_DATA_DDR|=B20_DATA_IO; //输出
0264 9AA0 SBI 0x14,0
(0078) B20_DATA_PORT|=B20_DATA_IO;
0265 9AA8 SBI 0x15,0
0266 94A3 INC R10
0267 2D8A MOV R24,R10
0268 3088 CPI R24,0x8
0269 F2F8 BCS 0x0249
(0079) }
(0080) return temp;
FILE: <library>
026A 2F04 MOV R16,R20
026B D054 RCALL pop_gset3
026C 9508 RET
mod16s:
026D 9468 BSET 6
026E 92DA ST R13,-Y
026F 2ED1 MOV R13,R17
0270 C004 RJMP 0x0275
div16s:
0271 94E8 BCLR 6
0272 92DA ST R13,-Y
0273 2ED1 MOV R13,R17
0274 26D3 EOR R13,R19
0275 FF17 SBRS R17,7
0276 C004 RJMP 0x027B
0277 9510 COM R17
0278 9500 COM R16
0279 5F0F SUBI R16,0xFF
027A 4F1F SBCI R17,0xFF
027B FF37 SBRS R19,7
027C C004 RJMP 0x0281
027D 9530 COM R19
027E 9520 COM R18
027F 5F2F SUBI R18,0xFF
0280 4F3F SBCI R19,0xFF
0281 D00B RCALL xdiv16u
0282 FED7 SBRS R13,7
0283 C004 RJMP 0x0288
0284 9510 COM R17
0285 9500 COM R16
0286 5F0F SUBI R16,0xFF
0287 4F1F SBCI R17,0xFF
0288 90D9 LD R13,Y+
0289 9508 RET
mod16u:
028A 9468 BSET 6
028B C001 RJMP xdiv16u
div16u:
028C 94E8 BCLR 6
xdiv16u:
028D 92EA ST R14,-Y
028E 92FA ST R15,-Y
028F 938A ST R24,-Y
0290 24EE CLR R14
0291 24FF CLR R15
0292 E180 LDI R24,0x10
0293 0F00 LSL R16
0294 1F11 ROL R17
0295 1CEE ROL R14
0296 1CFF ROL R15
0297 16E2 CP R14,R18
0298 06F3 CPC R15,R19
0299 F018 BCS 0x029D
029A 1AE2 SUB R14,R18
029B 0AF3 SBC R15,R19
029C 9503 INC R16
029D 958A DEC R24
029E F7A1 BNE 0x0293
029F F416 BRTC 0x02A2
02A0 2D0E MOV R16,R14
02A1 2D1F MOV R17,R15
02A2 9189 LD R24,Y+
02A3 90F9 LD R15,Y+
02A4 90E9 LD R14,Y+
02A5 9508 RET
mod8u:
02A6 9468 BSET 6
02A7 C001 RJMP xdiv8u
div8u:
02A8 94E8 BCLR 6
xdiv8u:
02A9 932A ST R18,-Y
02AA 92FA ST R15,-Y
02AB 92EA ST R14,-Y
02AC 24FF CLR R15
02AD 24EE CLR R14
02AE E120 LDI R18,0x10
02AF 0F00 LSL R16
02B0 1CFF ROL R15
02B1 1CEE ROL R14
02B2 16E1 CP R14,R17
02B3 F010 BCS 0x02B6
02B4 1AE1 SUB R14,R17
02B5 9503 INC R16
02B6 952A DEC R18
02B7 F7B9 BNE 0x02AF
02B8 F40E BRTC 0x02BA
02B9 2D0E MOV R16,R14
02BA 90E9 LD R14,Y+
02BB 90F9 LD R15,Y+
02BC 9129 LD R18,Y+
02BD 9508 RET
pop_gset2:
02BE E0E2 LDI R30,2
02BF C00E RJMP pop
pop_gset3:
02C0 E0E4 LDI R30,4
02C1 C00C RJMP pop
push_gset5:
02C2 92FA ST R15,-Y
02C3 92EA ST R14,-Y
push_gset4:
02C4 92DA ST R13,-Y
02C5 92CA ST R12,-Y
push_gset3:
02C6 92BA ST R11,-Y
02C7 92AA ST R10,-Y
push_gset2:
02C8 937A ST R23,-Y
02C9 936A ST R22,-Y
push_gset1:
02CA 935A ST R21,-Y
02CB 934A ST R20,-Y
02CC 9508 RET
pop_gset1:
02CD E0E1 LDI R30,1
pop:
02CE 9149 LD R20,Y+
02CF 9159 LD R21,Y+
02D0 FDE0 SBRC R30,0
02D1 9508 RET
02D2 9169 LD R22,Y+
02D3 9179 LD R23,Y+
02D4 FDE1 SBRC R30,1
02D5 9508 RET
02D6 90A9 LD R10,Y+
02D7 90B9 LD R11,Y+
02D8 FDE2 SBRC R30,2
02D9 9508 RET
02DA 90C9 LD R12,Y+
02DB 90D9 LD R13,Y+
02DC FDE3 SBRC R30,3
02DD 9508 RET
02DE 90E9 LD R14,Y+
02DF 90F9 LD R15,Y+
02E0 9508 RET
lsl8:
02E1 2311 TST R17
02E2 F019 BEQ 0x02E6
02E3 0F00 LSL R16
02E4 951A DEC R17
02E5 CFFB RJMP lsl8
02E6 9508 RET
mpy16s:
02E7 920A ST R0,-Y
02E8 921A ST R1,-Y
02E9 2400 CLR R0
02EA 2411 CLR R1
02EB 3000 CPI R16,0
02EC 0701 CPC R16,R17
02ED F041 BEQ 0x02F6
02EE 9516 LSR R17
02EF 9507 ROR R16
02F0 F410 BCC 0x02F3
02F1 0E02 ADD R0,R18
02F2 1E13 ADC R1,R19
02F3 0F22 LSL R18
02F4 1F33 ROL R19
02F5 CFF5 RJMP 0x02EB
02F6 2D00 MOV R16,R0
02F7 2D11 MOV R17,R1
02F8 9019 LD R1,Y+
02F9 9009 LD R0,Y+
02FA 9508 RET
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