CardKB2 Keyboard Unit (ESP32-C61)– m5stack-store
M5Stack · cardkb2-keyboard-unit-esp32-c61
cardkb2-keyboard-unit-esp32-c61Unit CardKB2: 42-key portable keyboard unit, ESP32-C61HF4, Wi-Fi 6, 4 modes (I2C/UART/BLE HID/ESP-NOW), USB-C & HY2.0-4P, RGB indicator, for wireless input & portable use.
Pinout
| Pin | Position | Type | Function | Voltage |
|---|---|---|---|---|
| GND | 1 | ground | ground | |
| VCC | 2 | power | target/reference supply | |
| TXD | 3 | uart-tx | UART transmit | |
| RXD | 4 | uart-rx | UART receive | |
| RTS | 5 | uart-control | hardware flow control when present | |
| CTS | 6 | uart-control | hardware flow control when present |
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