LCD1602 1602 module Green screen 16×2 Character LCD Display Module HD44780 Controller blue blacklight
- Glass size : 69.5*21.8*17.8
- 5V LCD 1602 blue backlit LCD screen 1602A -5V
- Blue background, white text
- Standard 16X2 LCD display character modules
- Brand new and high quality.
- LCD display module with blue blacklight.
- Wide viewing angle and high contrast.
- Built-in industry standard HD44780 equivalent LCD controller.
- Commonly used in: copiers, fax machines, laser printers, industrial test equipment, networking equipment such as routers and storage devices.
- LCM type: Character
- Can display 2-lines X 16-characters.
- Operate with 5V DC.
- Module dimension: 80mm x 35mm x 9mm.
- Viewing area size: 64.5mm x 16mm.
1602 a standard 16-pin interfaces, including:
1st Pin: VSS power
2nd Pin: VDD 5V power supply
3rd Pin: V0 for liquid crystal display contrast adjustment side, contrast when the weakest are power supply, grounding power the greatest contrast, contrast is too high will have a “ghosting”, can be used by a 10K potentiometer to adjust the contrast
4th Pin: RS to register options, select a data register, high level low level select the instruction register.
5th Pin: r/w for read/write signal lines, high voltage for read operations, to write low level. When RS and RW work for low level address can be written instructions or, as RS for low-level RW for high level can be read off busy signals, when RS RW high level to low level data can be written.
6th Pin: e end-for-end, when e duanyou-level jumps to a low level, LCD module executes the command.
D7~14 Pin: D0~D7 for 8-bit bidirectional data line.
15th Pin: backlight power supply cathode
16th Pin: backlight power supply negative pole
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