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2Pcs CH9121 Microcomputer Networking Module Serial to Ethernet Adapter Single Chip CH9121 Serial to Ethernet Network Module 4 Mode RJ45 300bps ~ 921600bps Serial Baud Rate STM32 UART
- CH9121 serial port to Ethernet module is equipped with CH9121 network serial port transparent transmission chip. CH9121 internally integrates TCP/IP protocol stack, which can realize two-way transparent transmission of network data packets and serial port data
- Serial port TTL level, compatible with 3.3V and 5V; Serial port supports full duplex and half duplex serial port communication, and supports RS485 transceiver automatic switching
- Serial port baud rate supports 300bps ~ 921600bps, power supply voltage: 3.3V/5V
- The baud rate of serial port can be up to 921600bps, which can be easily configured through upper computer software or serial port commands, which is convenient and fast.
- It has 4 working modes: TCP CLIENT, TCP SERVER, UDP CLIENT and UDP SERVER, which match various usage requirements of buyers.
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CH9121 serial port to Ethernet module is equipped with CH9121 network serial port transparent transmission chip. CH9121 internally integrates TCP/IP protocol stack, which can realize two-way transparent transmission of network data packets and serial port data ^^ Serial port TTL level, compatible with 3.3V and 5V; Serial port supports full duplex and half duplex serial port communication, and supports RS485 transceiver automatic switching ^^ Serial port baud rate supports 300bps ~ 921600bps, power
supply voltage: 3.3V /5V ^^ The baud rate of serial port can be up to 921600bps, which can be easily configured through upper computer software or serial port commands, which is convenient and fast. ^^
It has 4 working modes: TCP CLIENT, TCP SERVER, UDP CLIENT and UDP SERVER, which match various usage requirements of buyers.
supply voltage: 3.3V /5V ^^ The baud rate of serial port can be up to 921600bps, which can be easily configured through upper computer software or serial port commands, which is convenient and fast. ^^
It has 4 working modes: TCP CLIENT, TCP SERVER, UDP CLIENT and UDP SERVER, which match various usage requirements of buyers.
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- Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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Return Policies
- Return for refund within: 30 days
- Return for replacement within: 30 days
- This item is covered by Luhang Return Policy
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