Nano Input Circuit
Components
Note the component output is from the pin pov, needs to be mapped to the corresponding board pin.
| Component | Function | Voltage | Pins |
|---|---|---|---|
| Keypad | Input digits. | 5V | Digital Out |
| RFID Reader | Read RFID cards and tags. | 5V | SPI |
| I2C LCD 16x2 | To display data. | 5V | I2C |
| LED Module | Used as a visual indicator. | 3.3V | Digital Out |