📄 diy0816-08.lst
字号:
__text_start:
__start:
002A E5CF LDI R28,0x5F
002B E0D4 LDI R29,4
002C BFCD OUT 0x3D,R28
002D BFDE OUT 0x3E,R29
002E 51C0 SUBI R28,0x10
002F 40D0 SBCI R29,0
0030 EA0A LDI R16,0xAA
0031 8308 STD Y+0,R16
0032 2400 CLR R0
0033 E6E0 LDI R30,0x60
0034 E0F0 LDI R31,0
0035 E010 LDI R17,0
0036 36E5 CPI R30,0x65
0037 07F1 CPC R31,R17
0038 F011 BEQ 0x003B
0039 9201 ST R0,Z+
003A CFFB RJMP 0x0036
003B 8300 STD Z+0,R16
003C E5E4 LDI R30,0x54
003D E0F0 LDI R31,0
003E E6A0 LDI R26,0x60
003F E0B0 LDI R27,0
0040 E010 LDI R17,0
0041 35E4 CPI R30,0x54
0042 07F1 CPC R31,R17
0043 F021 BEQ 0x0048
0044 95C8 LPM
0045 9631 ADIW R30,1
0046 920D ST R0,X+
0047 CFF9 RJMP 0x0041
0048 940E010D CALL _main
_exit:
004A CFFF RJMP _exit
FILE: D:\SL-DIY~1\diy0208_16_8\diy0816_08.c
(0001) //8. I/O端口的进一步应用。
(0002) //请你设计SL-DIY08-16主板上4个I/O口32个LED灯的变化多样的广告灯程序。
(0003) // www.sl.com.cn
(0004) // teny@sl.com.cn 05-11-12
(0005) // Target : atmega16 Crystal: 8.0000Mhz
(0006)
(0007) #include <iom16v.h>
(0008) #include <macros.h>
(0009)
(0010) #define delay_time 500
(0011) //delay_time=500，定义延时常量
(0012) unsigned char pa_buf,pb_buf,pc_buf,pd_buf,loop_timers;
(0013) //定义为字符型变量
(0014) void delay_us(int time)
(0015) { //微秒延时
(0016) do
(0017) {
(0018) time--;
_delay_us:
time --> R16
004B 5001 SUBI R16,1
004C 4010 SBCI R17,0
(0019) }
(0020) while (time>1);
004D E081 LDI R24,1
004E E090 LDI R25,0
004F 1780 CP R24,R16
0050 0791 CPC R25,R17
0051 F3CC BLT 0x004B
0052 9508 RET
_delay_ms:
time --> R20
0053 940E0117 CALL push_gset1
0055 01A8 MOVW R20,R16
(0021) }
(0022)
(0023) void delay_ms(unsigned int time)
(0024) { //毫秒延时
0056 C005 RJMP 0x005C
(0025) while(time!=0)
(0026) {
(0027) delay_us(1000);
0057 EE08 LDI R16,0xE8
0058 E013 LDI R17,3
0059 DFF1 RCALL _delay_us
(0028) time--;
005A 5041 SUBI R20,1
005B 4050 SBCI R21,0
005C 3040 CPI R20,0
005D 0745 CPC R20,R21
005E F7C1 BNE 0x0057
005F 940E011A CALL pop_gset1
0061 9508 RET
(0029) }
(0030) }
(0031)
(0032) void shiyan8()
(0033) { //PA口、PB口、PC口、PD口都为输出口
(0034) DDRA=0xFF;PORTA=0xFF;
_shiyan8:
0062 EF8F LDI R24,0xFF
0063 BB8A OUT 0x1A,R24
0064 BB8B OUT 0x1B,R24
(0035) DDRB=0xFF;PORTB=0xFF;
0065 BB87 OUT 0x17,R24
0066 BB88 OUT 0x18,R24
(0036) DDRC=0xFF;PORTC=0xFF;
0067 BB84 OUT 0x14,R24
0068 BB85 OUT 0x15,R24
(0037) DDRD=0xFF;PORTD=0xFF;
0069 BB81 OUT 0x11,R24
006A BB82 OUT 0x12,R24
(0038) delay_ms(delay_time/2);
006B EF0A LDI R16,0xFA
006C E010 LDI R17,0
006D DFE5 RCALL _delay_ms
006E C09C RJMP 0x010B
(0039) while(1)//循环运行
(0040) {
(0041) pa_buf=0x01;//PA0~PA7依次点亮
006F E081 LDI R24,1
0070 93800064 STS pa_buf,R24
(0042) for(loop_timers=0;loop_timers<8;loop_timers++)
0072 2422 CLR R2
0073 92200060 STS loop_timers,R2
0075 C011 RJMP 0x0087
(0043) {PORTA=~pa_buf;pa_buf=pa_buf<<1;delay_ms(delay_time/3);}
0076 90200064 LDS R2,pa_buf
0078 9420 COM R2
0079 BA2B OUT 0x1B,R2
007A 90200064 LDS R2,pa_buf
007C 0C22 LSL R2
007D 92200064 STS pa_buf,R2
007F EA06 LDI R16,0xA6
0080 E010 LDI R17,0
0081 DFD1 RCALL _delay_ms
0082 91800060 LDS R24,loop_timers
0084 5F8F SUBI R24,0xFF
0085 93800060 STS loop_timers,R24
0087 91800060 LDS R24,loop_timers
0089 3088 CPI R24,0x8
008A F358 BCS 0x0076
(0044) PORTA=0xff;//PA口熄灭
008B EF8F LDI R24,0xFF
008C BB8B OUT 0x1B,R24
(0045) pc_buf=0x80;//PC7~PC0一次点亮
008D E880 LDI R24,0x80
008E 93800062 STS pc_buf,R24
(0046) for(loop_timers=0;loop_timers<8;loop_timers++)
0090 2422 CLR R2
0091 92200060 STS loop_timers,R2
0093 C011 RJMP 0x00A5
(0047) {PORTC=~pc_buf;pc_buf=pc_buf>>1;delay_ms(delay_time/4);}
0094 90200062 LDS R2,pc_buf
0096 9420 COM R2
0097 BA25 OUT 0x15,R2
0098 90200062 LDS R2,pc_buf
009A 9426 LSR R2
009B 92200062 STS pc_buf,R2
009D E70D LDI R16,0x7D
009E E010 LDI R17,0
009F DFB3 RCALL _delay_ms
00A0 91800060 LDS R24,loop_timers
00A2 5F8F SUBI R24,0xFF
00A3 93800060 STS loop_timers,R24
00A5 91800060 LDS R24,loop_timers
00A7 3088 CPI R24,0x8
00A8 F358 BCS 0x0094
(0048) PORTC=0xff;//PC口熄灭
00A9 EF8F LDI R24,0xFF
00AA BB85 OUT 0x15,R24
(0049) pb_buf=0x01;//PB0~PB7依次点亮
00AB E081 LDI R24,1
00AC 93800063 STS pb_buf,R24
(0050) for(loop_timers=0;loop_timers<8;loop_timers++)
00AE 2422 CLR R2
00AF 92200060 STS loop_timers,R2
00B1 C011 RJMP 0x00C3
(0051) {PORTB=~pb_buf;pb_buf=pb_buf<<1;delay_ms(delay_time/4);}
00B2 90200063 LDS R2,pb_buf
00B4 9420 COM R2
00B5 BA28 OUT 0x18,R2
00B6 90200063 LDS R2,pb_buf
00B8 0C22 LSL R2
00B9 92200063 STS pb_buf,R2
00BB E70D LDI R16,0x7D
00BC E010 LDI R17,0
00BD DF95 RCALL _delay_ms
00BE 91800060 LDS R24,loop_timers
00C0 5F8F SUBI R24,0xFF
00C1 93800060 STS loop_timers,R24
00C3 91800060 LDS R24,loop_timers
00C5 3088 CPI R24,0x8
00C6 F358 BCS 0x00B2
(0052) PORTB=0xff;//PB口熄灭
00C7 EF8F LDI R24,0xFF
00C8 BB88 OUT 0x18,R24
(0053) pd_buf=0x01;//PD0~PD7依次点亮
00C9 E081 LDI R24,1
00CA 93800061 STS pd_buf,R24
(0054) for(loop_timers=0;loop_timers<8;loop_timers++)
00CC 2422 CLR R2
00CD 92200060 STS loop_timers,R2
00CF C011 RJMP 0x00E1
(0055) {PORTD=~pd_buf;pd_buf=pd_buf<<1;delay_ms(delay_time/4);}
00D0 90200061 LDS R2,pd_buf
00D2 9420 COM R2
00D3 BA22 OUT 0x12,R2
00D4 90200061 LDS R2,pd_buf
00D6 0C22 LSL R2
00D7 92200061 STS pd_buf,R2
00D9 E70D LDI R16,0x7D
00DA E010 LDI R17,0
00DB DF77 RCALL _delay_ms
00DC 91800060 LDS R24,loop_timers
00DE 5F8F SUBI R24,0xFF
00DF 93800060 STS loop_timers,R24
00E1 91800060 LDS R24,loop_timers
00E3 3088 CPI R24,0x8
00E4 F358 BCS 0x00D0
(0056) PORTD=0xff;//PD口熄灭
00E5 EF8F LDI R24,0xFF
00E6 BB82 OUT 0x12,R24
(0057) for(loop_timers=0;loop_timers<4;loop_timers++)
00E7 2422 CLR R2
00E8 92200060 STS loop_timers,R2
00EA C017 RJMP 0x0102
(0058) {
(0059) PORTA=PORTD=0xf0;PORTB=PORTC=0x0f;delay_ms(delay_time/2);
00EB EF80 LDI R24,0xF0
00EC BB82 OUT 0x12,R24
00ED BB8B OUT 0x1B,R24
00EE E08F LDI R24,0xF
00EF BB85 OUT 0x15,R24
00F0 BB88 OUT 0x18,R24
00F1 EF0A LDI R16,0xFA
00F2 E010 LDI R17,0
00F3 DF5F RCALL _delay_ms
(0060) PORTA=PORTD=0x0f;PORTB=PORTC=0xf0;delay_ms(delay_time/2);
00F4 E08F LDI R24,0xF
00F5 BB82 OUT 0x12,R24
00F6 BB8B OUT 0x1B,R24
00F7 EF80 LDI R24,0xF0
00F8 BB85 OUT 0x15,R24
00F9 BB88 OUT 0x18,R24
00FA EF0A LDI R16,0xFA
00FB E010 LDI R17,0
00FC DF56 RCALL _delay_ms
00FD 91800060 LDS R24,loop_timers
00FF 5F8F SUBI R24,0xFF
0100 93800060 STS loop_timers,R24
0102 91800060 LDS R24,loop_timers
0104 3084 CPI R24,4
0105 F328 BCS 0x00EB
(0061) }//PA、PB、PC、PD对半交替闪烁
(0062) PORTA=PORTB=PORTC=PORTD=0xFF;//熄灭四个口所有的LED
0106 EF8F LDI R24,0xFF
0107 BB82 OUT 0x12,R24
0108 BB85 OUT 0x15,R24
0109 BB88 OUT 0x18,R24
010A BB8B OUT 0x1B,R24
010B CF63 RJMP 0x006F
010C 9508 RET
(0063) }
(0064) }
(0065)
(0066) void main()
(0067) {
(0068) shiyan8();//实验8函数
FILE: <library>
_main:
010D DF54 RCALL _shiyan8
010E 9508 RET
push_gset5:
010F 92FA ST R15,-Y
0110 92EA ST R14,-Y
push_gset4:
0111 92DA ST R13,-Y
0112 92CA ST R12,-Y
push_gset3:
0113 92BA ST R11,-Y
0114 92AA ST R10,-Y
push_gset2:
0115 937A ST R23,-Y
0116 936A ST R22,-Y
push_gset1:
0117 935A ST R21,-Y
0118 934A ST R20,-Y
0119 9508 RET
pop_gset1:
011A E0E1 LDI R30,1
pop:
011B 9149 LD R20,Y+
011C 9159 LD R21,Y+
011D FDE0 SBRC R30,0
011E 9508 RET
011F 9169 LD R22,Y+
0120 9179 LD R23,Y+
0121 FDE1 SBRC R30,1
0122 9508 RET
0123 90A9 LD R10,Y+
0124 90B9 LD R11,Y+
0125 FDE2 SBRC R30,2
0126 9508 RET
0127 90C9 LD R12,Y+
0128 90D9 LD R13,Y+
0129 FDE3 SBRC R30,3
012A 9508 RET
012B 90E9 LD R14,Y+
012C 90F9 LD R15,Y+
012D 9508 RET
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