yellow and green screen LCD1602 LCD module with backlight 5v
AA012
Product Description
1602 adopts standard 16-pin interface, among which:
Pin 1: VSS is ground power
Pin 2: VDD should be connected to 5V positive power
Pin 3: V0 is LCD display contrast adjustment terminal. Contrast is the lowest when connected to positive power and highest when connected to ground power. Over-high contrast may lead to tailing phenomena. Contrast can be adjusted through a 10K potentiometer during usage.
Pin 4: RS is register select. Select data register when level is high; select command register when level is low.
Pin 5: R/W is Read/Write signal line. Read when level is high; write when level is low. We can write command or display address when RS and RW are both of low level.; we can read busy signal when RS is of low level and RW is of high level; we can write data when RS is of high level and RW is of low level.
Pin 6: Port E is enable pin. Display module will execute command when port E jumps from high level to low level.
1602 adopts standard 16-pin interface, among which:
Pin 1: VSS is ground power
Pin 2: VDD should be connected to 5V positive power
Pin 7?Pin 14: D0?D7 is 8-bit bidirectional data line
Pin 15: backlight power positive
Pin 16: backlight power negative
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