CH432 is a dual UART chip, including two asynchronous serial ports compatible with 16C550. It supports half-duplex automatic switching of transceivers and IrDA infrared codecs, supports a communication baud rate of up to 4Mbps, and can be used for RS232 serial port expansion of microcontrollers/embedded systems. High-speed serial port with automatic hardware rate control, RS485 communication, IrDA communication, etc.
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