… r6,#10 y2: call delay100us djnz r6,y2 ret delay10ms: mov r6,#100 y3: call delay100us djnz r6,y3 ret delay20ms: mov r6,#200 y4: call delay100us djnz r6,y4 ret delay100ms: mov r5,#5 y5 : call delay20ms djnz r5, y5 ret delay500ms: mov r5 …
Read the rest here:
assembly funcntion