asm_c00.asm

伟福 WAVE6000 环境下 MCS51汇编调用C51例程

        extrn code (_cfunc)
        extrn code (_FUNC1)

        proc   segment code
        bytes  segment data

        rseg  bytes
ReturnValue:  ds  2
ReturnValue1: ds  2

        cseg  at  0
        rseg  proc
        ljmp  Start


Start:
        mov   sp, #50h
        nop
        mov   r6,#43h
        mov   r7,#21h
        lcall _cfunc
        mov   ReturnValue,r6
        mov   ReturnValue+1,r7

        mov   r6, #12h
        mov   r7, #34h
        mov   r4, #11h
        mov   r5, #22h
        mov   r2, #44h
        mov   r3, #33h
        lcall _FUNC1
        mov   ReturnValue1, r6
        mov   ReturnValue1+1, r7
                
        nop
        ljmp  Start

        end