16×16点阵显示汇编程序.docVIP

org 0000hajmp readyorg 000bhajmp int_0;只需更改点阵数据和要显示的总字数ready:mov p0,#0ffh mov p1,#0ffh mov p2,#0ffh mov p3,#0ffh mov sp,#70h mov 36h,#2d mov 37h,#00h;* mov 3ah,#17d ;设置要显示的总字数;* lcall data_chushi setb ea setb et0 mov tmod,#01h mov th0,#0a6h mov tl0,#00h setb tr0;主程序main:acall disp_ready acall key ajmp main;*data_chushi:mov 35h,#00h mov 38h,#00h mov 39h,#01h ;初始化时已显示第一个字 mov 3bh,#0a0h ;暂存r0指向地址 mov dptr,#data1 mov r0,#0a0h;点阵数据存放地址 mov 30h,#32d;数据字节数 send_data0:mov a,#00h movc a,a+dptr mov r0,a inc r0 inc dptr djnz 30h,send_data0;* mov r0,#0c0h;点阵数据存放地址 mov 30h,#32d;数据字节数send_data1:mov a,#00h movc a,a+dptr mov r0,a inc r0 inc dptr djnz 30h,send_data1;* mov dptr,#data1+32 mov r0,#80h;点阵数据存放地址 mov 30h,#32d;数据字节数send_data2:mov a,#00h movc a,a+dptr mov r0,a inc r0 inc dptr djnz 30h,send_data2 ret ;*key:mov p3,#0ffh mov a,p3anl a,#00000011bcjne a,#00000011b,key_panduanretkey_panduan:mov 34h,a acall key_delaymov a,p3anl a,#00000011bcjne a,34h,key_exitacall key_chulikey_exit: ret;*key_chuli:jb acc.0,key_2 mov a,37h add a,#40h mov 37h,a lcall data_chushi retkey_2: jb acc.1,key_chuli_exit inc 36h inc 36h mov a,36h cjne a,#14d,change_36h mov a,#2dchange_36h:mov 36h,a mov 35h,#00h retkey_chuli_exit:ret;*key_delay:dly_lp1: mov r1,#20movr6,#50dly_lp2:nopnopnopdjnzr6,dly_lp2djnzr7,dly_lp1end_dlyms:ret ;*;显示程序disp_ready:mov r0,3bh mov 30h,#16d mov 31h,#00h disp:mov a,r0 mov p0,a inc r0 mov a,r0 mov p2,a mov p1,31h acall disp_delay mov p0,#00h mov p1,#0ffh mov p2,#00h inc 31h inc r0 djnz 30h,dispdisp_exit: ret;显示延时 disp_delay:mov 32h,#2d1:mov 33h,#150 djnz 33h,$ djnz 32h,d1 ret;中断处理程序int_0:push acc mov th0,#0a6h mov tl0,#00h inc 35h mov a,35h cjne a,36h,int0_exit mov 35h,#00h acall which_wayint0_exit:pop acc reti;*which_way:mov a,37h cjne a,#00h,way2 acall yidong1 retway2: cjne a,#40h,way3 acall yidong2 retway3: cjne a,#80h,way4 acall yidong3 retway4: acall yidong4 ret;*yidong1: mov 50h,#0a1h mov 51h,#0c1h mov 3ch,#16d inc 38h mov a,38h cjne a,#16d,yidong1_then1 mov 38h,#00h inc 39h mov a,39h cjne a,3ah,yidong1_then mov 39h,#00h mov dptr,#data1yidong1_then: mov 3ch,#32d mov r1,#0c0hyidong1_send_data:mov a,#00h movc a,a+dptr mov r1,a inc r1 inc dptr djnz 3ch,yidong1_send_data mov 3ch,#16dyidong1_then1: mov r1,51h mov a,r1 rlc a mov r1,a dec r1 mov a,r1 rlc a mov r1,a mov r1,50h mov a,r1 rlc a mov r1,a dec r1 mov a,r1 rlc a mov r1,a inc 50h inc 50h inc 51h inc 51h djnz 3ch,yidong1_then1 ret;*yidong2:mov 50h,#0a0h mov 51h,#80h mov 3ch,#16dinc 38hmov a,38hcjne a,#16d,yidong2_then1mov 38h,#00h inc 39hmov a,39h cjne a,3ah,yidong2_then mov 39h,#00h mov dptr,#data1yidong2_then:mov 3ch,#32dmov r1,#80hyidong2_send_data:mov a,#00h movc a,a+dptr mov r1,a inc r1 inc dptr djnz 3ch,yidong2_send_data mov 3ch,#16dyidong2_then1:mov r1,51h mov a,r1 rrc a mov r1,a inc r1 mov a,r1 rrc a mov r1,a mov r1,50h mov a,r1 rrc a mov r1,a inc r1 mov a,r1 rrc a mov r1,a inc 50h inc 50h inc 51h inc 51h djnz 3ch,yidong2_then1 ret;*yidong3:inc 3bh inc 3bhmov 30h,#01hinc 38hmov a,38hcjne a,#16d,yidong3_exitmov 3bh,#0a0hmov 38h,#00hmov 3ch,#32d mov 50h,#0a0hmov 51h,#0c0hyidong3_loop:mov r1,51h mov a,r1 mov r1,50h mov r1,a inc 50h inc 51h djnz 3ch,yidong3_loop inc 39h mov a,39h cjne a,3ah,yidong3_then mov 39h,#00h mov dptr,#data1yidong3_then:mov r1,#0c0h mov 3ch,#32dyidong3_then2:mov a,#00h movc a,a+dptr mov r1,a inc r1 inc dptr djnz 3ch,yidong3_then2yidong3_exit:ret;*yidong4:dec 3bh dec 3bhmov 30h,#01hinc 38hmov a,38hcjne a,#16d,yidong4_exitmov 3bh,#0a0hmov 38h,#00hmov 3ch,#32d mov 50h,#0a0hmov 51h,#80hyidong4_loop:mov r1,51h mov a,r1 mov r1,50h mov r1,a inc 50h inc 51h djnz 3ch,yidong4_loop inc 39h mov a,39h cjne a,3ah,yidong4_then mov 39h,#00h mov dptr,#data1yidong4_then:mov r1,#80h mov 3ch,#32dyidong4_then2:mov a,#00h movc a,a+dptr mov r1,a inc r1 inc dptr djnz 3ch,yidong4_then2yidong4_exit:ret;*data1:db 00h,00h,03h,00h,73h,7eh,13h,66h,0fh,0e6h,4fh,0e6h,73h,7eh,17h,66h,07h,0e6h,37h,0feh,3fh,66h,2bh,66h,23h,66h,63h,7eh,63h,66h,00h,00h db 00h,00h,0fh,0feh,7fh,0feh,30h,0b0h,07h,0feh,44h,0b6h,67h,0feh,33h,0fch,07h,0fch,17h,0fch,16h,04h,37h,0fch,36h,62h,6fh,0ffh,20h,60h,00h,60h db 00h,00h,7eh,00h,7fh,0fch,24h,84h,3ch,84h,3ch,84h,24h,84h,24h,84h,3ch,0fch,24h,00h,27h,48h,7fh,6ch,74h,0c6h,05h,86h,05h,02h,00h,00h db 00h,00h,06h,60h,06h,60h,06h,60h,66h,64h,26h,6ch,36h,6ch,36h,6ch,16h,68h,1eh,78h,16h,60h,06h,60h,06h,60h,7fh,0feh,7fh,0feh,00h,00h db 00h,00h,18h,60h,18h,60h,1bh,0feh,7dh,0feh,7ch,60h,19h,60h,1bh,0fch,3ch,8ch,78h,0c8h,18h,0d8h,18h,70h,18h,70h,3bh,0deh,33h,06h,00h,00h db 00h,00h,01h,90h,01h,98h,01h,88h,7fh,0feh,7fh,0feh,03h,0c0h,07h,0c0h,05h,0e0h,0dh,0b0h,19h,98h,31h,9ch,61h,8eh,01h,80h,01h,80h,00h,00h db 00h,00h,19h,98h,19h,98h,08h,30h,7fh,0feh,60h,06h,60h,06h,1fh,0f8h,00h,0f0h,00h,80h,7fh,0feh,40h,80h,00h,80h,00h,80h,03h,80h,00h,00h db 00h,00h,00h,60h,7ch,20h,6bh,0feh,6bh,02h,79h,04h,79h,0fch,68h,00h,6fh,0feh,64h,0d0h,7ch,0d0h,78h,0d0h,60h,92h,63h,13h,66h,1eh,00h,00h db 00h,00h,18h,60h,18h,60h,17h,0feh,30h,00h,33h,0feh,70h,00h,53h,0feh,12h,00h,10h,00h,13h,0fch,13h,04h,13h,04h,13h,0fch,13h,04h,00h,00h db 02h,00h,03h,00h,1fh,0f8h,10h,08h,1fh,0f8h,10h,08h,1fh,0f8h,10h,08h,1fh,0f8h,00h,00h,0dh,88h,2ch,0cch,6ch,16h,64h,30h,07h,0e0h,00h,00h db 00h,00h,00h,00h,3fh,0fch,21h,84h,01h,80h,01h,80h,01h,80h,01h,80h,01h,80h,01h,80h,01h,80h,01h,80h,41h,82h,7fh,0feh,00h,00h,00h,00h db 00h,00h,0ch,00h,7dh,0fch,19h,84h,19h,84h,7fh,0fch,7ch,00h,19h,0fch,3dh,0feh,3eh,20h,79h,0fch,59h,0fch,18h,20h,19h,0feh,1bh,0feh,00h,00h db 00h,00h,00h,7ch,3fh,0f0h,03h,80h,06h,38h,1fh,0e0h,1fh,90h,07h,18