HT48R50A的 AT24C02 IIC 示例程序

                        CALL    LCD_CURSOR
                         MOV      A,7FH
                        DAA     ACC
                         MOV      A,03H
                         MOV      COUNTER,A
ADDRESS_DISPLAY:
                         MOV      A,OFFSET HEX_TO_TEXT_TABLE
                         MOV      TBLP,A
                         MOV      A,R0
                        ADDM    A,TBLP
                        TABRDL  ACC
                        CALL    LCD_PUT_A_CHAR
                        INC     MP0
                        SDZ     COUNTER
                        JMP     ADDRESS_DISPLAY

                         MOV      A,OFFSET KEY_IN_DATA_BUFFER + 1
                         MOV      MP0,A
                         MOV      A,HT_DATA
                        AND     A,0FH
                         MOV      R0,A
                        DEC     MP0
                         MOV      A,HT_DATA
                        SWAP    ACC
                        AND     A,0FH
                         MOV      R0,A

                         MOV      A,48H
                        CALL    LCD_CURSOR
                         MOV      A,02H
                         MOV      COUNTER,A
DATA_DISPLAY:
                         MOV      A,OFFSET HEX_TO_TEXT_TABLE
                         MOV      TBLP,A
                         MOV      A,R0
                        ADDM    A,TBLP
                        TABRDL  ACC
                        CALL    LCD_PUT_A_CHAR
                        INC     MP0
                        SDZ     COUNTER
                        JMP     DATA_DISPLAY
                         MOV      A,50H
                        CALL    LCD_CURSOR
                        RET
ADDRESS_DATA_DISPLAY    ENDP
;--------------------------------------------------------------------
SEQ_READ_BUFFER_DISPLAY PROC
                         MOV      A,HT_DATA

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