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6.2 Interface Signals Pin No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14
Symbol V V V RS R/W E DB0 DB1 DB2 DB3 DB4 DB5 DB6 DB7 A K
Level 0V 5.0V 0.4V H/L H/L H/L H/L H/L H/L H/L H/L H/L H/L H/L 4.2V 0V
Description Ground Power supply voltage for logic and LCD(+) Power supply voltage for LCD(-) Selects registers (H: Data L: Instruction) Selects read or write Starts data read/write Data bit0 Data bit1 Data bit2 Data bit3 Data bit4 Data bit5 Data bit6 Data bit7 Power supply voltage for LED(+) Power supply voltage for LED(-)
6.3 Interface Timing Chart AC Characteristics(V =4.5V~5.5V,Ta=-30~+85
0RGH :ULWHý0RGH õ5HIHUýWRý)LJðçô 5HDGý0RGH õ5HIHUýWRý)LJðæô .