The standard 16X2 LCD character module (backlit / blue screen)
1602 using a standard 16-pin interfaceincluding:
1 foot: VSS ground power
2 feet: VDD of 5V positive power
Pin 3: V0 LCD display contrast adjustment end connected to the positive power supply contrast weakest grounded powerhighest contrastthe contrast is too high will produce"ghosting"by using a 10K potentiometer to adjust the contrast
4-pin: RS register select the data registerselecthigh and lowselect the instruction register.
Pin 5: R / W for read and write signal linea high read operationwrite operation is low. When the RS and RW can write low instruction or display address when RS is high whenthe low RW can read busy signal when RS is high RW can write low data.
E end of the first 6 feet to enable endWhen E Duanyou high jump goes lowthe LCD module execute command.
7 to 14 feet: D0 ~ D7 8-bit bi-directional data line.
15 feet: backlight power supply positive
16 feet: backlit negative sup
Packaging Details Unit Type: lot (10 pieces/lot) Package Weight: 0.401kg (0.88lb.) Package Size: 6cm x 6cm x 6cm (2.36in x 2.36in x 2.36in)
