The WH0802A1 is an 8-character by 2-line LCD display module (8×2 Character LCD Display Module) with a module dimension of 58.0 x 32.0 mm and an active area size of 27.81 x 11.5 mm (1.18″ diagonal). It operates with a 5V power supply, compatible with 3V, while the negative voltage is limited to 3V. The 8×2 LCD module comes with a PCB board that includes mounting holes, facilitating easy installation in various applications.
This 8×2 Character LCD Display Module is available with or without LED backlight options and offers various LCD panel colors, including gray, yellow/green, and blue. The WH0802A1 features the ST7066 controller (or equivalent), which supports different language fonts like English/Japanese, English/Western European, English/Eastern European, English/Scandinavian European, English/Cyrillic (Russian), and Hebrew/Arabic.
The WH0802A1 model provides different interfaces, including the default 6800 4/8-bit parallel interface using the ST7066 IC. Additionally, it offers optional SPI and I2C interfaces when using the RW1063 IC.
There are three interface options for the WH0802A1 series:
WH0802A1: 6800 interface (ST7066 IC)
WH0802A2: SPI interface (RW1063 IC)
WH0802A3: I2C interface (RW1063 IC)
This 1.18-inch LCD display module with an 8×2 display format is well-suited for integration into various small-scale measuring instruments and monitoring devices. Its compact size and ability to provide basic numerical and text displays make it ideal for applications such as:
- Detectors: It can be utilized in temperature gauges, humidity meters, gas detectors, etc., to display measurement results or status information efficiently.
- Angle Measurement Devices: This display can showcase precise angle data in angle measurement tools, enhancing the accuracy of the instrument.
- Digital Voice Recorders: Small-sized voice recorders can use this display to show recording time, mode settings, and other essential information.
- Mini Timers: Suitable for small-scale timers, this display module can present time and timing results effectively.
- Handheld Instruments: The module is well-suited for various handheld measuring devices like electronic rangefinders, handheld temperature and humidity meters, providing users with clear and concise information.
- Compact Monitoring Devices: In applications requiring the monitoring of environmental changes, such as small weather stations, this display allows for the presentation of relevant data in a straightforward manner.
These diverse applications highlight the versatility of the WH0802A1 8×2 LCD display module, offering a simple yet effective means of information display in a range of compact measuring instruments and monitoring tools.
