HT48R50A的 AT24C02 IIC 示例程序
HT48R50A的 AT24C02 IIC 示例程序
点击数：7125 次 录入时间：03-04 11:56:25 整理：http://www.55dianzi.com 合泰单片机
;--------------------------------------------------------------------
SELECT_7:
CALL MESSAGE_05
MOV A,4FH
CALL LCD_CURSOR
AGAIN_7:
CALL KEY_GET
MOV A,KEY_DATA
SUB A,0CH
SZ ACC
JMP COMPARE_7_7
JMP SELECT_56
COMPARE_7_7:
MOV A,KEY_DATA
SUB A,07H
SZ ACC
JMP AGAIN_7
JMP FUNCTION_7
RET
;--------------------------------------------------------------------
FUNCTION_1:
CALL MESSAGE_08
MOV A,4FH
CALL LCD_CURSOR
F_1_AGAIN:
CALL KEY_GET
MOV A,KEY_DATA
SUB A,01H
SZ ACC
JMP F_1_COMPARE_2
CALL MESSAGE_09
SET PC.4 ;WRITE PROTECT
CALL KEY_GET ;ENABLE
JMP F_1_END
F_1_COMPARE_2:
MOV A,KEY_DATA
SUB A,02H
SZ ACC
JMP F_1_AGAIN
CALL MESSAGE_10
CLR PC.4 ;WRITE PROTECT
CALL KEY_GET ;DISABLE
F_1_END:
JMP SELECT_12
RET
;--------------------------------------------------------------------
FUNCTION_2:
CALL MESSAGE_06
MOV A,41H
CALL LCD_CURSOR
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