;Program to swap hex digits jmp start ;data ;code start: mvi a,91h mov b,a ani 0fh mov c,a mov a,b ani 0f0h rrc rrc rrc rrc mov d,a mov a,c rlc rlc rlc rlc add d hlt
;Program to swap hex digits jmp start ;data ;code start: mvi a,91h mov b,a ani 0fh mov c,a mov a,b ani 0f0h rrc rrc rrc rrc mov d,a mov a,c rlc rlc rlc rlc add d hlt