📄 testh.lst
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1175 E010 LDI R17,0
1176 1902 SUB R16,R2
1177 0913 SBC R17,R3
1178 E228 LDI R18,0x28
1179 E030 LDI R19,0
117A 940E1C56 CALL mod16s
117C 3000 CPI R16,0
117D 0701 CPC R16,R17
117E F059 BEQ 0x118A
117F E218 LDI R17,0x28
1180 2D0A MOV R16,R10
1181 940E1C90 CALL mod8u
1183 2300 TST R16
1184 F029 BEQ 0x118A
(0458) point(x,y,color);
1185 82E8 STD Y+0,R14
1186 2D2C MOV R18,R12
1187 2D0A MOV R16,R10
1188 2711 CLR R17
1189 DB77 RCALL _point
(0459) }
(0460) if(dx*(y-y1)<dy*(x-x1))//保证所画直线尽量和所求直线靠近
118A 842B LDD R2,Y+11
118B 2433 CLR R3
118C 2D2A MOV R18,R10
118D 2733 CLR R19
118E 1922 SUB R18,R2
118F 0933 SBC R19,R3
1190 018A MOVW R16,R20
1191 940E1CA8 CALL empy16s
1193 0118 MOVW R2,R16
1194 844D LDD R4,Y+13
1195 2455 CLR R5
1196 2D2C MOV R18,R12
1197 2733 CLR R19
1198 1924 SUB R18,R4
1199 0935 SBC R19,R5
119A 018B MOVW R16,R22
119B 940E1CA8 CALL empy16s
119D 1502 CP R16,R2
119E 0513 CPC R17,R3
119F F410 BCC 0x11A2
(0461) y++;
11A0 94C3 INC R12
11A1 C001 RJMP 0x11A3
(0462) else x++;
11A2 94A3 INC R10
11A3 840F LDD R0,Y+15
11A4 140A CP R0,R10
11A5 F020 BCS 0x11AA
11A6 8809 LDD R0,Y+17
11A7 140C CP R0,R12
11A8 F008 BCS 0x11AA
11A9 CFB2 RJMP 0x115C
(0463)
(0464) }
(0465) }
11AA C05A RJMP 0x1205
(0466) else if(y1>y2)//直线于y轴夹角大于90°
11AB 8809 LDD R0,Y+17
11AC 850D LDD R16,Y+13
11AD 1600 CP R0,R16
11AE F008 BCS 0x11B0
11AF C055 RJMP 0x1205
(0467) {
(0468) dy=y1-y2;
11B0 2C20 MOV R2,R0
11B1 2433 CLR R3
11B2 2F40 MOV R20,R16
11B3 2755 CLR R21
11B4 1942 SUB R20,R2
11B5 0953 SBC R21,R3
11B6 C047 RJMP 0x11FE
(0469) while(x<=x2&&y>=y2)
(0470) {
(0471) if(y>120)
11B7 E788 LDI R24,0x78
11B8 158C CP R24,R12
11B9 F498 BCC 0x11CD
(0472) {
(0473) if((y-120)%40!=0&&x%40!=0)
11BA E218 LDI R17,0x28
11BB 2D0C MOV R16,R12
11BC 5708 SUBI R16,0x78
11BD 940E1C90 CALL mod8u
11BF 2300 TST R16
11C0 F121 BEQ 0x11E5
11C1 E218 LDI R17,0x28
11C2 2D0A MOV R16,R10
11C3 940E1C90 CALL mod8u
11C5 2300 TST R16
11C6 F0F1 BEQ 0x11E5
(0474) point(x,y,color);
11C7 82E8 STD Y+0,R14
11C8 2D2C MOV R18,R12
11C9 2D0A MOV R16,R10
11CA 2711 CLR R17
11CB DB35 RCALL _point
(0475) }
11CC C018 RJMP 0x11E5
(0476) else
(0477) {
(0478) if((120-y)%40!=0&&x%40!=0)
11CD 2C2C MOV R2,R12
11CE 2433 CLR R3
11CF E708 LDI R16,0x78
11D0 E010 LDI R17,0
11D1 1902 SUB R16,R2
11D2 0913 SBC R17,R3
11D3 E228 LDI R18,0x28
11D4 E030 LDI R19,0
11D5 940E1C56 CALL mod16s
11D7 3000 CPI R16,0
11D8 0701 CPC R16,R17
11D9 F059 BEQ 0x11E5
11DA E218 LDI R17,0x28
11DB 2D0A MOV R16,R10
11DC 940E1C90 CALL mod8u
11DE 2300 TST R16
11DF F029 BEQ 0x11E5
(0479) point(x,y,color);
11E0 82E8 STD Y+0,R14
11E1 2D2C MOV R18,R12
11E2 2D0A MOV R16,R10
11E3 2711 CLR R17
11E4 DB1C RCALL _point
(0480) }
(0481) if(dx*(y1-y)<dy*(x-x1))//保证所画直线尽量和所求直线靠近
11E5 842B LDD R2,Y+11
11E6 2433 CLR R3
11E7 2D2A MOV R18,R10
11E8 2733 CLR R19
11E9 1922 SUB R18,R2
11EA 0933 SBC R19,R3
11EB 018A MOVW R16,R20
11EC 940E1CA8 CALL empy16s
11EE 0118 MOVW R2,R16
11EF 2C4C MOV R4,R12
11F0 2455 CLR R5
11F1 852D LDD R18,Y+13
11F2 2733 CLR R19
11F3 1924 SUB R18,R4
11F4 0935 SBC R19,R5
11F5 018B MOVW R16,R22
11F6 940E1CA8 CALL empy16s
11F8 1502 CP R16,R2
11F9 0513 CPC R17,R3
11FA F410 BCC 0x11FD
(0482) y--;
11FB 94CA DEC R12
11FC C001 RJMP 0x11FE
(0483) else x++;
11FD 94A3 INC R10
11FE 840F LDD R0,Y+15
11FF 140A CP R0,R10
1200 F020 BCS 0x1205
1201 8809 LDD R0,Y+17
1202 14C0 CP R12,R0
1203 F008 BCS 0x1205
1204 CFB2 RJMP 0x11B7
(0484)
(0485) }
(0486) }
1205 9621 ADIW R28,1
1206 940E1CC1 CALL pop_gset5
1208 9624 ADIW R28,4
1209 9508 RET
_cycle:
temp3 --> Y+5
buffer3 --> Y+9
buffer1 --> Y+8
buffer2 --> Y+7
temp4 --> R22
i --> R12
j --> R20
temp2 --> R14
temp1 --> R10
color --> Y+26
rad --> Y+24
y --> Y+22
x --> Y+20
120A 940E1C51 CALL push_arg4
120C 940E1CE7 CALL push_gset5
120E 972A SBIW R28,0xA
(0487) }
(0488)
(0489) /**********用某种颜色填充圆形区域************/
(0490)
(0491)
(0492) /*void cycle(char x,char y,unsigned int rad,char color)
(0493) {
(0494) unsigned int temp1,temp2;
(0495) point(x,y,color);
(0496) for(temp1=0;temp1<rad;temp1++)
(0497) {
(0498) for(temp2=0;temp1*temp1+temp2*temp2<=rad*rad;temp2++)
(0499) {
(0500) point(temp1+x,(char)temp2+y,color);//画第一象限
(0501) point(temp1+x,y-(char)temp2,color);//画第2象限
(0502) point(x-temp1,(char)temp2+y,color);//画第3象限
(0503) point(x-temp1,y-(char)temp2,color);//画第4象限
(0504) }
(0505)
(0506) }
(0507) }*/
(0508)
(0509)
(0510) void cycle(char x,char y,unsigned int rad,char color)//在液晶上画圆，同时画维度线
(0511) {
(0512) unsigned int temp1,temp2,temp3,temp4;
(0513) char buffer1=0,buffer2=0,buffer3=0;
120F 2400 CLR R0
1210 8608 STD Y+8,R0
1211 820F STD Y+7,R0
1212 8609 STD Y+9,R0
(0514) char i,j;
(0515) i=(char)(x/8);
1213 E028 LDI R18,0x8
1214 E030 LDI R19,0
1215 890C LDD R16,Y+20
1216 2711 CLR R17
1217 940E1C5A CALL div16s
1219 2EC0 MOV R12,R16
(0516) buffer1 |=(color<<5);
121A 8C2A LDD R2,Y+26
121B 0C22 LSL R2
121C 0C22 LSL R2
121D 0C22 LSL R2
121E 0C22 LSL R2
121F 0C22 LSL R2
1220 8408 LDD R0,Y+8
1221 2802 OR R0,R2
1222 8608 STD Y+8,R0
(0517) buffer1 |=(color<<2);
1223 8C2A LDD R2,Y+26
1224 0C22 LSL R2
1225 0C22 LSL R2
1226 2802 OR R0,R2
1227 8608 STD Y+8,R0
(0518) buffer1 |=(color>>1);
1228 8C2A LDD R2,Y+26
1229 9426 LSR R2
122A 2802 OR R0,R2
122B 8608 STD Y+8,R0
(0519) buffer2 |=(color<<7);
122C 8C2A LDD R2,Y+26
122D 0C22 LSL R2
122E 0C22 LSL R2
122F 0C22 LSL R2
1230 0C22 LSL R2
1231 0C22 LSL R2
1232 0C22 LSL R2
1233 0C22 LSL R2
1234 800F LDD R0,Y+7
1235 2802 OR R0,R2
1236 820F STD Y+7,R0
(0520) buffer2 |=(color<<4);
1237 8D8A LDD R24,Y+26
1238 708F ANDI R24,0xF
1239 9582 SWAP R24
123A 2A08 OR R0,R24
123B 820F STD Y+7,R0
(0521) buffer2 |=(color<<1);
123C 8C2A LDD R2,Y+26
123D 0C22 LSL R2
123E 2802 OR R0,R2
123F 820F STD Y+7,R0
(0522) buffer2 |=(color>>2);
1240 8C2A LDD R2,Y+26
1241 9426 LSR R2
1242 9426 LSR R2
1243 2802 OR R0,R2
1244 820F STD Y+7,R0
(0523) buffer3 |=(color<<6);
1245 8C2A LDD R2,Y+26
1246 0C22 LSL R2
1247 0C22 LSL R2
1248 0C22 LSL R2
1249 0C22 LSL R2
124A 0C22 LSL R2
124B 0C22 LSL R2
124C 8409 LDD R0,Y+9
124D 2802 OR R0,R2
124E 8609 STD Y+9,R0
(0524) buffer3 |=(color<<3);
124F 8C2A LDD R2,Y+26
1250 0C22 LSL R2
1251 0C22 LSL R2
1252 0C22 LSL R2
1253 2802 OR R0,R2
1254 8609 STD Y+9,R0
(0525) buffer3 |= color;
1255 8D0A LDD R16,Y+26
1256 2A00 OR R0,R16
1257 8609 STD Y+9,R0
(0526) write(i,y,buffer1,buffer2,buffer3);
1258 820C STD Y+4,R0
1259 800F LDD R0,Y+7
125A 820A STD Y+2,R0
125B 8408 LDD R0,Y+8
125C 8208 STD Y+0,R0
125D 892E LDD R18,Y+22
125E 2D0C MOV R16,R12
125F DA7B RCALL _write
(0527) temp3=rad*rad;//减少循环的运算
1260 8D28 LDD R18,Y+24
1261 8D39 LDD R19,Y+25
1262 0189 MOVW R16,R18
1263 940E1CA8 CALL empy16s
1265 831E STD Y+6,R17
1266 830D STD Y+5,R16
(0528) for(temp2=0;temp2<rad;temp2++)
1267 24EE CLR R14
1268 24FF CLR R15
1269 C114 RJMP 0x137E
(0529) {
(0530) //write(i,y+(char)temp2,buffer1,buffer2,buffer3);
(0531) //write(i,y-(char)temp2,buffer1,buffer2,buffer3);
(0532) temp4=temp2*temp2;//减少循环的运算
126A 0197 MOVW R18,R14
126B 0187 MOVW R16,R14
126C 940E1CA8 CALL empy16s
126E 01B8 MOVW R22,R16
(0533) if(temp2%40!=0)
126F E228 LDI R18,0x28
1270 E030 LDI R19,0
1271 0187 MOVW R16,R14
1272 940E1C74 CALL mod16u
1274 3000 CPI R16,0
1275 0701 CPC R16,R17
1276 F409 BNE 0x1278
1277 C086 RJMP 0x12FE
(0534) {
(0535) for(temp1=8;temp1*temp1+temp4<=temp3;temp1=temp1+8)//连续8个点都在圆内
1278 E088 LDI R24,0x8
1279 E090 LDI R25,0
127A 015C MOVW R10,R24
127B C038 RJMP 0x12B4
(0536) {
(0537)
(0538) j=(char)(temp1/8);
127C 01A5 MOVW R20,R10
127D 9556 LSR R21
127E 9547 ROR R20
127F 9556 LSR R21
1280 9547 ROR R20
1281 9556 LSR R21
1282 9547 ROR R20
(0539) write(i+j-1,y+(char)temp2,buffer1,buffer2,buffer3);
1283 8409 LDD R0,Y+9
1284 820C STD Y+4,R0
1285 800F LDD R0,Y+7
1286 820A STD Y+2,R0
1287 8408 LDD R0,Y+8
1288 8208 STD Y+0,R0
1289 892E LDD R18,Y+22
128A 0D2E ADD R18,R14
128B 2D0C MOV R16,R12
128C 0F04 ADD R16,R20
128D 5001 SUBI R16,1
128E DA4C RCALL _write
(0540) write(i-j,y+(char)temp2,buffer1,buffer2,buffer3);
128F 8409 LDD R0,Y+9
1290 820C STD Y+4,R0
1291 800F LDD R0,Y+7
1292 820A STD Y+2,R0
1293 8408 LDD R0,Y+8
1294 8208 STD Y+0,R0
1295 892E LDD R18,Y+22
1296 0D2E ADD R18,R14
1297 2D0C MOV R16,R12
1298 1B04 SUB R16,R20
1299 DA41 RCALL _write
(0541) write(i+j-1,y-(char)temp2,buffer1,buffer2,buffer3);
129A 8409 LDD R0,Y+9
129B 820C STD Y+4,R0
129C 800F LDD R0,Y+7
129D 820A STD Y+2,R0
129E 8408 LDD R0,Y+8
129F 8208 STD Y+0,R0
12A0 892E LDD R18,Y+22
12A1 192E SUB R18,R14
12A2 2D0C MOV R16,R12
12A3 0F04 ADD R16,R20
12A4 5001 SUBI R16,1
12A5 DA35 RCALL _write
(0542) write(i-j,y-(char)temp2,buffer1,buffer2,buffer3);
12A6 8409 LDD R0,Y+9
12A7 820C STD Y+4,R0
12A8 800F LDD R0,Y+7
12A9 820A STD Y+2,R0
12AA 8408 LDD R0,Y+8
12AB 8208 STD Y+0,R0
12AC 892E LDD R18,Y+22
12AD 192E SUB R18,R14
12AE 2D0C MOV R16,R12
12AF 1B04 SUB R16,R20
12B0 DA2A RCALL _write
12B1 01C5 MOVW R24,R10
12B2 9608 ADIW R24,0x8
12B3 015C MOVW R10,R24
12B4 0195 MOVW R18,R10
12B5 0185 MOVW R16,R10
12B6 940E1CA8 CALL empy16s
12B8 0118 MOVW R2,R16
12B9 0E26 ADD R2,R22
12BA 1E37 ADC R3,R23
12BB 804D LDD R4,Y+5
12BC 805E LDD R5,Y+6
12BD 1442 CP R4,R2
12BE 0453 CPC R5,R3
12BF F008 BCS 0x12C1
12C0 CFBB RJMP 0x127C
(0543)
(0544) }
(0545) for(temp1=temp1-8;temp1*temp1+temp4<=temp3;temp1++)//连续8个点不都在圆内
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