TM122AACW7 Overview
Ground and Power supply voltage for LED(-) Power supply voltage for logic and LCD(+) Power supply voltage for LCD(-) H:Select data register register Selects read or write H: Read operation Data bit 0 Data bit 1 Data bit 2 Data bit 3 Data bit 4 Data bit 5 Data bit 6 Data bit 7 Power supply voltage for LED(+) L: Write operation Starts data read/write.