![]() The RS232 to TTL adapter will have four connections which will be labelled: GND (Ground power-supply pin), RX (Received Data), TX (Transmitted Data), and VCC (Power-supply pin). Raspberry Pi with OS installed (available on the official website). ![]() ![]() Asynchronous serial communication is widely used for byte oriented transmission. Raspberry Pi uses UART (Universal Asynchronous Receiver/Transmitter) is a serial communication protocol in which data is transferred serially i.e. It is also a simple, yet effective method of communication and is easy to learn and master for beginners. Serial communication is a widely used approach to transfer information between a system and peripherals connected to it.
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