TM204AFFW7 lcd_module equivalent, lcd_module.
Ground Power supply voltage for logic and LCD(+) Power supply voltage for LCD(-) Register Select H: Data register is selected L: Instruction register is selected 5 6 7 8 9 10 11 12 13 14 15 16 R/W E DB0 DB1 DB2 DB3 DB4 DB5 DB6 DB7 LED+ LEDH/L H/L H/L.
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