RFID Card Reader built using Arduino uno, Nodemcu, RFID-Reader RC522, and LCD
| Nodemcu ESP8266 | RFID RC522 |
|---|---|
| D2 | SDA/SS |
| D5 | SCK |
| D7 | MOSI |
| D6 | MISO |
| GND | GND |
| D1 | RST |
| 3V/3V3 | 3.3V |
| LCD | Arduino uno |
|---|---|
| D4 | 5 |
| D5 | 4 |
| D6 | 3 |
| D7 | 2 |
| E | 11 |
| RS | 12 |
| A | 5V |
| K | GND |
| VDD | 5V |
| VSS | GND |
| V0 | 6 |
| RW | GND |
Download required libraries for NodeMCU