Subversion Repositories 8051

;

; test lcall and bit addressable memory space

;

        mov 20h, #00h;

        setb  02h;

        lcall t;

        mov P0, 20h;

        ljmp e;

t:

        mov P0, #10;

        ret;

e:

        nop;

        nop;

;

; test p bit in psw

;

        mov r0, #0f0h

        mov a, #031h;    p=1

        mov c, psw.0;

        jnc error;

        mov p0, #001h;

        mov r0, #0f1h;

        mov a, #063h;    p=0

        mov c, psw.0;

        jc error;

error:

        mov p0, r0;