COMPONENTS:
- ESP32 WROOM 32 (NODE MCU)
- MFRC522 RFID READER
- MIFARE 1KB CLASSIC RFID CARD
- SERVO MOTOR
- I2C 16X2 LCD SCREEN
- THERMAL PRINTER
MFRC522 PINS TO ESP32 (ADMIN RFID READER)
PIN NO. | LABEL |
---|---|
GND | GND (GRAY) |
3V3 | VIN (RED) |
22 | RST (YELLOW) |
19 | MISO (ORANGE) |
23 | MOSI (BROWN) |
18 | SCK (BLUE) |
5 | SDA (VIOLET) |
MFRC522 PINS TO ESP32 (TOLL GATE RFID READER)
PIN NO. | LABEL |
---|---|
GND (19~21) | GND (BLACK) |
3V3 (ALWAYS) | VIN (WHITE) |
17 | RST (YELLOW) |
19 | MISO (BROWN) |
23 | MOSI (RED) |
18 | SCK (ORANGE) |
16 | SDA (GREEN) |
SD CARD MODULE PINS TO ESP32
PIN NO. | LABEL |
---|---|
GND | GND (BLACK) |
5V | VIN (WHITE) |
5 | CS (GREEN) |
23 | MOSI (RED) |
18 | SCK (ORANGE) |
19 (220k R) | MISO (BROWN) |
SERVO MOTOR PINS TO ESP32 | MAGNETIC CONTACTOR
PIN NO. | LABEL |
---|---|
GND | GND (BROWN) |
5V | VIN (RED) |
25 | GPIO 25 (ORANGE) |
RELAY PINS TO ESP32 | MAGNETIC CONTACTOR
PIN NO. | LABEL |
---|---|
GND | GND (BROWN) |
5V | VIN (RED) |
13 | GPIO 13 (ORANGE) |
ULTRASONIC SENSOR PINS TO ESP32
PIN NO. | LABEL |
---|---|
GND | GND |
5V | VIN |
26 | TRIGGER (BLUE) |
27 | ECHO (VIOLET) |
I2C 20X4 LCD SCREEN PINS TO ESP32
PIN NO. | LABEL |
---|---|
GND | GND |
5V | VIN |
21 | SDA (BLUE) |
22 | SCL (VIOLET) |