Product Description Feature: With this 128 x 64 LCD Display Module, you can customize graphics, symbols, fonts by yourself. Automatic power-on reset Interface definition: PIN1: VSS PIN2: VDD PIN3 / PIN17: Adjustment of Contrast PIN4 ~ PIN6: RS, R / W, E PIN7 ~ PIN14: D0 ~ D7 PIN15: Serial / Parallel PIN16: NULL PIN18: Positive Backlight...