디바이스 연결 방법

Connection DIAGRAM (UART)

Connection DIAGRAM (I2C)

Arduino Uno Uart

항목	Arduino Uno	Cozir-Blink
VCC	5V or 3.3V	VCC
GND	GND	GND
TX	13	RX
RX	12	TX

Arduino Uno I2C

Arduino MKR Uart

Arduino MKR I2C

ESP32 Uart

Esp32 I2C

ESP8266 Uart

ESP8266 I2C