4.3 inch serial LCD display module user manual, introduces the characteristics of the module, including the number of colors, standard serial communication, self-contained user FLASH storage, high-speed display, self-contained user font, backlight switch control, 24 frame 256Byte instruction buffer, 4x4 keyboard interface, 8 expandable IO ports, etc.
The M043S65-E series is a 4.3‑inch serial LCD display module developed by Shanghai Chango Information Technology Co., Ltd. It offers 65,536 colors in RGB565 format, a 480×272 resolution, and built‑in flash storage for up to 374 images, making it suitable for handheld and small‑size instruments in medical and industrial applications.
The module communicates via a standard UART interface (default 115200 bps, adjustable) and includes a backlight control, a 24‑frame 256‑byte command buffer, a 4×4 matrix keypad, and up to eight expandable I/O ports. Detailed pin definitions, command sets, and optional keyboard interface usage are described in the manual. This manual is written in Chinese.
| Color Count | 65,536 colors |
|---|---|
| Color Format | RGB565 |
| Default Baud Rate | 115200 bps |
| Flash Storage Capacity | Up to 374 images |
| Resolution | 480 × 272 |
| Display Size | 4.3 inches |
| Backlight Control & Buffer | Backlight switch, 24‑frame 256‑byte command buffer |
| Keypad & I/O | 4×4 matrix keypad, 8 expandable I/O ports |
The default baud rate is 115200 bps, but it can be adjusted downward if needed.
The built‑in flash can store up to 374 images of any size.
The module offers a resolution of 480 × 272 pixels.
It supports a 4×4 matrix keypad and provides eight expandable I/O ports.