数据传送.asm

WAVE6000编写的常用的程序 包括键盘 通信 数据转换

         org   0000h               ;6116的地址为B000H,即要求CS接A14
start:   sjmp   main
         org    0040h
main:    mov    sp,   #5fh
         mov    r0,   #40h
         mov    r2,   #10h
         mov    a,    #030h
L1:      mov    @r0,  a
         inc    r0
         inc    a
         djnz   r2,   L1
         mov    r0,   #40h
         mov    dptr, #0b000h
         mov    r2,   #10h
L2:      mov    a,    @r0
         movx   @dptr,a
         inc    r0
         inc    dptr
         djnz   r2,  L2
         mov    r0,   #50h
         mov    dptr, #0b000h
         mov    r2,   #10h
L3 :     movx   a,    @dptr
         mov    @r0,  a
         inc    r0
         inc    dptr
         djnz   r2,   L3
         ret