📄 signal.lst
字号:
140 9199 LD R25,Y+
141 9189 LD R24,Y+
142 9059 LD R5,Y+
143 9049 LD R4,Y+
144 9039 LD R3,Y+
145 9029 LD R2,Y+
146 9518 RETI
(0105) }
(0106)
(0107)
(0108) //call this routine to initialize all peripherals
(0109) void init_devices(void)
(0110) {
(0111) //stop errant interrupts until set up
(0112) CLI(); //disable all interrupts
_init_devices:
147 94F8 BCLR 7
(0113) port_init();
148 DF82 RCALL _port_init
(0114) timer1_init();
149 DF8D RCALL _timer1_init
(0115)
(0116) MCUCR = 0x02;
14A E082 LDI R24,2
14B BF85 OUT 0x35,R24
(0117) EMCUCR = 0x00;
14C 2422 CLR R2
14D BE26 OUT 0x36,R2
(0118) GICR = 0x40;
14E E480 LDI R24,0x40
14F BF8B OUT 0x3B,R24
(0119) TIMSK = 0x80;
150 E880 LDI R24,0x80
151 BF89 OUT 0x39,R24
(0120) SEI(); //re-enable interrupts
152 9478 BSET 7
153 9508 RET
(0121) //all peripherals are now initialized
(0122) }
(0123)
(0124) void key_read()
(0125) {
(0126) uchar num,i;
(0127) DDRA=0xff; // 都定义为输出
_key_read:
num --> Y,+1
i --> R16
154 EF8F LDI R24,0xFF
155 BB8A OUT 0x1A,R24
(0128) PORTA=0xf0; // 高位输出高电平，低位输出低电平
156 EF80 LDI R24,0xF0
157 BB8B OUT 0x1B,R24
(0129) DDRA=0x0f; // 有键按下,把相应列（高位）的电平拉低
158 E08F LDI R24,0xF
159 BB8A OUT 0x1A,R24
(0130) asm("nop");
15A 0000 NOP
(0131) i=PINA; //获取列的地址,即
15B B309 IN R16,0x19
(0132) DDRA=0xff;
15C EF8F LDI R24,0xFF
15D BB8A OUT 0x1A,R24
(0133) PORTA=0x0f;
15E E08F LDI R24,0xF
15F BB8B OUT 0x1B,R24
(0134) DDRA=0xf0; //把相应行的电平拉低
160 EF80 LDI R24,0xF0
161 BB8A OUT 0x1A,R24
(0135) asm("nop");
162 0000 NOP
(0136) i|=PINA; //获取行的地址 ,行与列的地址决定按键的位置
163 B229 IN R2,0x19
164 2902 OR R16,R2
(0137) switch(i)
165 2711 CLR R17
166 3B0B CPI R16,0xBB
167 E0E0 LDI R30,0
168 071E CPC R17,R30
169 F409 BNE 0x016B
16A C068 RJMP 0x01D3
16B 3B0D CPI R16,0xBD
16C E0E0 LDI R30,0
16D 071E CPC R17,R30
16E F409 BNE 0x0170
16F C063 RJMP 0x01D3
170 EB8D LDI R24,0xBD
171 E090 LDI R25,0
172 1780 CP R24,R16
173 0791 CPC R25,R17
174 F0D4 BLT 0x018F
175 370B CPI R16,0x7B
176 E0E0 LDI R30,0
177 071E CPC R17,R30
178 F409 BNE 0x017A
179 C03C RJMP 0x01B6
17A 370D CPI R16,0x7D
17B E0E0 LDI R30,0
17C 071E CPC R17,R30
17D F409 BNE 0x017F
17E C046 RJMP 0x01C5
17F E78D LDI R24,0x7D
180 E090 LDI R25,0
181 1780 CP R24,R16
182 0791 CPC R25,R17
183 F02C BLT 0x0189
184 3707 CPI R16,0x77
185 E0E0 LDI R30,0
186 071E CPC R17,R30
187 F119 BEQ 0x01AB
188 C04A RJMP 0x01D3
189 3B07 CPI R16,0xB7
18A E0E0 LDI R30,0
18B 071E CPC R17,R30
18C F409 BNE 0x018E
18D C045 RJMP 0x01D3
18E C044 RJMP 0x01D3
18F 3D0B CPI R16,0xDB
190 E0E0 LDI R30,0
191 071E CPC R17,R30
192 F409 BNE 0x0194
193 C03F RJMP 0x01D3
194 ED8B LDI R24,0xDB
195 E090 LDI R25,0
196 1780 CP R24,R16
197 0791 CPC R25,R17
198 F02C BLT 0x019E
199 3D07 CPI R16,0xD7
19A E0E0 LDI R30,0
19B 071E CPC R17,R30
19C F1B1 BEQ 0x01D3
19D C035 RJMP 0x01D3
19E 3E07 CPI R16,0xE7
19F E0E0 LDI R30,0
1A0 071E CPC R17,R30
1A1 F189 BEQ 0x01D3
1A2 3E07 CPI R16,0xE7
1A3 E0E0 LDI R30,0
1A4 071E CPC R17,R30
1A5 F16C BLT 0x01D3
1A6 3E0B CPI R16,0xEB
1A7 E0E0 LDI R30,0
1A8 071E CPC R17,R30
1A9 F149 BEQ 0x01D3
1AA C028 RJMP 0x01D3
(0138) {
(0139) case 0x77 :
(0140) {
(0141) func++;
1AB 9180 0069 LDS R24,func
1AD 5F8F SUBI R24,0xFF
1AE 9380 0069 STS func,R24
(0142) if(func==4)
1B0 3084 CPI R24,4
1B1 F509 BNE 0x01D3
(0143) func=0x00; break;
1B2 2422 CLR R2
1B3 9220 0069 STS func,R2
1B5 C01D RJMP 0x01D3
(0144) }
(0145) case 0x7B : //频率加250Hz
(0146) {
(0147) th1-=f1;
1B6 9020 0065 LDS R2,f1
1B8 9030 0063 LDS R3,th1
1BA 1832 SUB R3,R2
1BB 9230 0063 STS th1,R3
(0148) tl1-=f2;
1BD 9020 0066 LDS R2,f2
1BF 9030 0064 LDS R3,tl1
1C1 1832 SUB R3,R2
1C2 9230 0064 STS tl1,R3
(0149) break;
1C4 C00E RJMP 0x01D3
(0150) }
(0151) case 0x7D : ////频率减250Hz
(0152) {
(0153) th1+=f1;
1C5 9020 0065 LDS R2,f1
1C7 9030 0063 LDS R3,th1
1C9 0C32 ADD R3,R2
1CA 9230 0063 STS th1,R3
(0154) tl1+=f2;
1CC 9020 0066 LDS R2,f2
1CE 9030 0064 LDS R3,tl1
1D0 0C32 ADD R3,R2
1D1 9230 0064 STS tl1,R3
(0155) break;
(0156) }
(0157) /*case 0xEE :
(0158) {
(0159) func++;
(0160) if(func==4)
(0161) func=0x00; break;
(0162) }
(0163) case 0xDE :
(0164) {
(0165) func++;
(0166) if(func==4)
(0167) func=0x00; break;
(0168) }
(0169) case 0xBE :
(0170) {
(0171) func++;
(0172) if(func==4)
(0173) func=0x00; break;
(0174) }
(0175) case 0x7E :
(0176) {
(0177) func++;
(0178) if(func==4)
(0179) func=0x00; break;
(0180) }
(0181) case 0xED :
(0182) {
(0183) func++;
(0184) if(func==4)
(0185) func=0x00; break;
(0186) }
(0187) case 0xDD :
(0188) {
(0189) func++;
(0190) if(func==4)
(0191) func=0x00; break;
(0192) } */
(0193) case 0xBD : ; break;
(0194) case 0xEB : ; break;
(0195) case 0xDB : ; break;
(0196) case 0xBB : ; break;
(0197) case 0xE7 : ; break;
(0198) case 0xD7 : ; break;
(0199) case 0xB7 : ; break;
(0200)
(0201)
(0202) default : break;
1D3 9508 RET
(0203) }
(0204)
(0205) }
(0206)
(0207)
(0208) void main()
(0209) {
(0210) //set_cw1;
(0211) //set_xwr2;
(0212) init_devices();
_main:
1D4 DF72 RCALL _init_devices
1D5 C001 RJMP 0x01D7
(0213) while(1)
(0214) {
(0215) key_read();
FILE: <library>
1D6 DF7D RCALL _key_read
1D7 CFFE RJMP 0x01D6
1D8 9508 RET
push_xgsetF000:
1D9 937A ST R23,-Y
1DA 936A ST R22,-Y
1DB 935A ST R21,-Y
1DC 934A ST R20,-Y
1DD 9508 RET
pop_xgsetF000:
1DE 9149 LD R20,Y+
1DF 9159 LD R21,Y+
1E0 9169 LD R22,Y+
1E1 9179 LD R23,Y+
1E2 9508 RET
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -