• Prepaid energy meter
    RB0 EQU 000H RB1 EQU 008H SDA1 EQU P2.1 SCL1 EQU P2.0 WTCMD EQU 10100110B RDCMD EQU 10100111B WTCMD1 EQU 10100000B RDCMD1 EQU 10100001B RELAY EQU P2.7 BUZZER EQU P2.4 LCD_RS EQU P0.0 LCD_E...
  • Prepaid energy meter
    Prepaid energy meter RB0 EQU 000H RB1 EQU 008H SDA1 EQU P2.1 SCL1 EQU P2.0 WTCMD EQU 10100110B RDCMD EQU 10100111B WTCMD1 EQU 10100000B RDCMD1 EQU 10100001B RELAY EQU P2.7 BUZZER EQU P2...
  • Prepaid energy meter
    INC_COUNTER: MOV A,COUNTER+1 ADD A,#01 DA A MOV COUNTER+1,A CJNE A,#01H,REPPA1 AJMP DCV2 REPPA1: CJNE A,#02H,REPPA2 AJMP DCV2 REPPA2: CJNE A,#03H,REPPA3 AJMP DCV2 REPPA3: CJNE A,#04H,REPPA4 AJMP DCV2...
  • Prepaid energy meter
    RB0 EQU 000H RB1 EQU 008H SDA1 EQU P2.1 SCL1 EQU P2.0 WTCMD EQU 10100110B RDCMD EQU 10100111B WTCMD1 EQU 10100000B RDCMD1 EQU 10100001B RELAY EQU P2.7 BUZZER EQU P2.4 LCD_RS EQU P0.0 LCD_E...
  • Prepaid energy meter
    INITLCD4: CLR LCD_RS CLR LCD_E MOV R4,#CONFIG CALL WRLCDCOM4 MOV R4,#ONDSP CALL WRLCDCOM4 MOV R4,#ENTRYMODE CALL WRLCDCOM4 MOV R4,#CLRDSP CALL WRLCDCOM4 RET RESETLCD4: CLR LCD_RS CLR LCD_E CLR LCD_DB7...