UART(TTL level, Vcc, RxD, TxD, GND). DC 3.3v or 5Voutput. Supporting 1 Start bis; 1~2 Stop bit; 5~8 Data bit; parity. IoT (Internet of Things) Projects e.g. Linking IoT devices to network modules (e.g., Wi-Fi, Bluetooth) for wireless communication.
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