EM78P156e控制1621显示的汇编例子

                    BS      PORT5,0   ;CS=1
                    CALL    YSA
                    BC      PORT5,0   ;CS=0
                    CALL    YSA
                    BS      PORT5,0   ;CS=1
                    CALL    YSA
                    MOV     A,@0B11100011 ;COMMAND NORAML MODE
                    MOV     XS2,A
                    CALL    XSS
                    MOV     A,@0B00011000   ;SYSTEM RC 256K
                    MOV     XS2,A
                    CALL    XSS
                    MOV     A,@0B00101001   ;BIAS 1/3 4 COMMONS
                    MOV     XS2,A
                    CALL    XSS
                    MOV     A,@0B00000001   ;SYS EN
                    MOV     XS2,A
                    CALL    XSS
                    MOV     A,@0B00001001   ;TONE ON
                    MOV     XS2,A
                    CALL    XSS
                    MOV     A,@0B01000000   ;WRITE
                    MOV     XS2,A
                    BC      PORT5,0         ;CS=0
                    CALL    YSA
                    BS      PORT5,2
                    BC      PORT5,1
                    CALL    YSA
                    BS      PORT5,1         ;DATA=1
                    CALL    XSA
                    MOV     A,XS7     ;1
                    MOV     XS2,A
                    CALL    XSA
                    MOV     A,XS8       ;2
                    MOV     XS2,A
                    CALL    XSA
                    MOV     A,XS9     ;3
                    MOV     XS2,A
                    CALL    XSA
                    MOV     A,XS10       ;4
                    MOV     XS2,A
                    CALL    XSA
                    MOV     A,@0XFF        ;5
                    MOV     XS2,A
                    CALL    XSA
                    BS      PORT5,0   ;CS=1
                    MOV     A,@0B00000011   ;LCD ON
                    MOV     XS2,A

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