MSI
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$67.99
Ethernet to UART Converter for Raspberry Pi Pico, 10/100M Ethernet, UART TTL 3.3V / 5V Compatible, TCP/UDP Operating Modes, Supports 2-CH Ethernet to UART Data Transparent Transmission
★★★★★
$67.99
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About this item
- Ethernet to UART converter for Raspberry Pi Pico, onboard Ethernet to UART transparent transceiver, 2-CH UART, standalone transparent transmission for each channel
- 10/100M Ethernet, full-duplex/half-duplex auto-negotiation Ethernet interface, 802.3-compliant, embedded Ethernet MAC and PHY layers, bi-direction transparent data transmission between UART and Ethernet
- Auto-MDI/MDIX, detect and switch cable type automatically, supports DHCP auto-obtained IP and DNS domain access, network parameter configuration like chip operating mode, port, IP, via host computer software or UART command
- Four operating modes: TCP CLIENT, TCP SERVER, UDP CLIENT, UDP SERVER
- Full-duplex or half-duplex UART communication, supports RS485 RX/TX auto switch (external RS485 controller required), Supports virtual serial port software (provided), KEEPALIVE mechanism support
Product description
Development Resources https://www.waveshare.com/wiki/Pico-ETH-CH9121?Amazon Overview Ethernet To UART Converter For Raspberry Pi Pico, 10/100M Ethernet, Enabling Network Communication Through UART Features Standard Raspberry Pi Pico header, supports Raspberry Pi Pico series Onboard Ethernet to UART transparent transceiver, 2-CH UART, standalone transparent transmission for each channel Onboard jumpers for pin configurations Embedded Ethernet MAC and PHY layers Bi-direction transparent data transmission between UART and Ethernet 10/100M, full-duplex/half-duplex auto-negotiation Ethernet interface, 802.3-compliant Auto-MDI/MDIX, detect and switch cable type automatically Supports DHCP auto-obtained IP and DNS domain access Network parameter configuration like chip operating mode, port, IP, via host computer software or UART command Four operating modes: TCP CLIENT, TCP SERVER, UDP CLIENT, UDP SERVER Full-duplex or half-duplex UART communication supports RS485 RX/TX auto switch (external RS485 controller required) Supports virtual serial port software (provided) KEEPALIVE mechanism support Specifications Operating votlage:3.3V/5V Operating mode: TCP/UDP UART TTL: 3.3V / 5V compatible Operating temperature: ~40°C ~ 85°C Operating current: 140mA Baudrate: 300bps ~921.6Kbps Dimensions: 74.54 x 21.00 (mm) Storage Condition: -55°C ~ 125°C Package Content Pico-ETH-CH9121 x1
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What customers say about Bigamart
10 Trustpilot reviews total, with 2 shown at a time.
Trustpilot
★★★★★
Excellent
4.5 average rating
S
Sigalit
🇮🇱 · January 2026
★★★★★
I wrote to Bigamart's customer support and they accompanied the process of reshipping the item until it finally arrived. I felt a genuine effort to solve the problem till it was finally solved.
V
Verified buyer
🇦🇺 · November 2025
★★★★★
The package was here in Australia from England in a few days — so quick! Something was missing and they refunded it straight away. Pretty happy with these guys.
Showing 1–2 of 10 reviews
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