berjalan keyboard 70-Key expansion Module for Tab5 with, RGB LEDs Pro Plug-and-play with 14x5 matrix, reporting, 2 WS2812 LEDs, and multiple modes versatile use

The keyboard adopts a 14 x 5 matrix design, supports multiple simultaneous key presses, and provides a complete set of letters, numbers, symbols, and commonly used function keys such as Aa, Ctrl, , Alt, Tab, Esc, and direction keys. Tab5 Keyboard is a 70-key physical keyboard input expansion module designed specifically for Tab5. It connects directly to the host via Tab5 Ext.Port1, enabling a plug-and-play input experience. The module integrates an STM32F030C8T6 main control chip, responsible for keyboard matrix scanning and communication processing. The preloaded firmware supports three operating modes: Normal, HID, and Character, adapting to different interaction requirements. The device communicates with Tab5 via and provides an interrupt pin for low-latency real-time reporting of key events. Two onboard RGB LEDs can be used for full-color status indication. With a compact structure and simple connection method, it is suitable for text input, interaction, and various portable applications that require a physical keyboard.