Faces Keyboard3
SKU:A003-V3
Description
Faces Keyboard3 is a keyboard input panel designed for the Faces Bottom series. It adopts a 35-key layout that supports multi-character input through key combinations, meeting the needs of basic text input and quick control. An STM32 main controller is integrated inside, which interacts with the host through the I2C communication protocol and an interrupt pin, featuring fast response and high integration.
Tutorial
This tutorial will show you how to program and control the Faces Keyboard3 device with the Arduino IDE.
Features
- Built-in STM32 main controller: STM32F030C8T6
- I2C communication interface
- Key layout: QWERTY keyboard
- Input status indicator: Blue LED x2
Includes
- 1x Faces Keyboard3
Applications
- Human-machine interaction input scenarios
- Parameter configuration and quick operations
- Text input and menu control
Specifications
| Specification | Parameter |
|---|---|
| MCU | STM32F030C8T6 |
| Communication Interface | I2C communication @ 0x08 |
| Key Layout | QWERTY full keyboard |
| Number of Keys | 35 keys |
| Input Status Indicator | Blue LED x2 |
| Standby Power (Panel Only) | 3.3V@5.51mA |
| Product Size | 57.0 x 54.1 x 10.0mm |
| Product Weight | 21.4g |
| Package Size | 56.0 x 59.0 x 19.0mm |
| Gross Weight | 26.4g |
Learn
Indicator Light Description
When the keyboard's left blue indicator light stays on, it indicates the current layer is the base layer (black characters); when the right blue indicator light stays on, it indicates the current layer is the symbol layer (blue characters); when the left and right indicator lights blink alternately, it indicates the current layer is the function layer (red characters). Please determine the current input layer based on the indicator light status.
Schematics
1/1
PinMap
Faces Panel Bus
| PIN | LEFT | RIGHT | PIN |
|---|---|---|---|
| GND | 1 | 2 | |
| G35 | 3 | 4 | 3V3 |
| 5 | 6 | ||
| 7 | 8 | ||
| 9 | 10 | ||
| 11 | 12 | ||
| 13 | 14 | ||
| 15 | 16 | SDA | |
| 17 | 18 | SCL | |
| 19 | 20 | ||
| 21 | 22 |
Model Size
Softwares
Arduino
UiFlow2
Internal Firmware
Protocol
Video
Product Comparison
| Product Compare | Faces Keyboard3 | Faces QWERTY  |
|---|---|---|
| MCU | STM32F030C8T6 | MEGA328 |
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