URL
https://opencores.org/ocsvn/8051/8051/trunk
[/] [8051/] [trunk/] [asm/] [xrom_test.asm] - Diff between revs 185 and 186
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| Rev 185 |
Rev 186 |
ajmp start;
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ajmp start;
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check:
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check:
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subb a, #04;
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subb a, #04;
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jnz error1;
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jnz error1;
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mov a, b;
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mov a, b;
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jnz error2;
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jnz error2;
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ret;
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ret;
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error1:
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error1:
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mov p1, #01;
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mov p1, #01;
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ajmp error1;
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ajmp error1;
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error2:
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error2:
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mov p1, #02;
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mov p1, #02;
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ajmp error2;
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ajmp error2;
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.org 020eh
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.org 020eh
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start:
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start:
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mov p0, #090h;
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mov p0, #090h;
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mov a, #20;
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mov a, #20;
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mov b, #05;
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mov b, #05;
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div ab;
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div ab;
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lcall check;
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lcall check;
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mov p0, #00h;
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mov p0, #00h;
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ljmp test1;
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ljmp test1;
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.org 500dh;
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.org 500dh;
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test1:
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test1:
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mov a, #00;
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mov a, #00;
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mov b, #00;
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mov b, #00;
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mov r0, a;
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mov r0, a;
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mov r1, #30h
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mov r1, #30h
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mov dptr, #data;
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mov dptr, #data;
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loop1:
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loop1:
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mov a, r0;
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mov a, r0;
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movc a, @a+dptr;
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movc a, @a+dptr;
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mov @r1, a;
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mov @r1, a;
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inc r0;
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inc r0;
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inc r1;
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inc r1;
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mov a, r0;
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mov a, r0;
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subb a, #25;
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subb a, #25;
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jnz loop1;
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jnz loop1;
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mov p0, #01h;
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mov p0, #01h;
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mov r0, #00h;
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mov r0, #00h;
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mov r1, #30h;
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mov r1, #30h;
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mov b, #05;
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mov b, #05;
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loop2:
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loop2:
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clr c;
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clr c;
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mov a, @r1;
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mov a, @r1;
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subb a, b;
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subb a, b;
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jnz error3;
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jnz error3;
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inc b;
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inc b;
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inc r1;
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inc r1;
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inc r0;
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inc r0;
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mov a, r0;
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mov a, r0;
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subb a, #25;
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subb a, #25;
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jnz loop2;
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jnz loop2;
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mov p0, #002h;
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mov p0, #002h;
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ljmp _end;
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ljmp _end;
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error3:
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error3:
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mov p1, #03;
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mov p1, #03;
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ajmp error3;
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ajmp error3;
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.org 800fh;
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.org 800fh;
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_end:
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_end:
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mov p0, #0eeh;
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mov p0, #0eeh;
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ajmp _end;
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ajmp _end;
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.org 9000h;
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.org 9000h;
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data:
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data:
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.db 5;
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.db 5;
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.db 6;
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.db 6;
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.db 7;
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.db 7;
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.db 8;
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.db 8;
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.db 9;
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.db 9;
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.db 10;
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.db 10;
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.db 11;
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.db 11;
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.db 12;
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.db 12;
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.db 13;
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.db 13;
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.db 14;
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.db 14;
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.db 15;
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.db 15;
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.db 16;
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.db 16;
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.db 17;
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.db 17;
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.db 18;
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.db 18;
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.db 19;
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.db 19;
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.db 20;
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.db 20;
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.db 21;
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.db 21;
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.db 22;
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.db 22;
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.db 23;
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.db 23;
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.db 24;
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.db 24;
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.db 25;
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.db 25;
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.db 26;
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.db 26;
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.db 27;
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.db 27;
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.db 28;
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.db 28;
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.db 29;
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.db 29;
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.db 30;
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.db 30;
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.db 31;
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.db 31;
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