Pico-ETH-CH9121 Ethernet to UART Converter for Raspberry Pi Pico, 10/100M Ethernet

PACKAGE CONTENT

Weight: 0.019 kg

1. Pico-ETH-CH9121 x1

1

Ethernet To UART Converter For Raspberry Pi Pico, 10/100M Ethernet, Enabling Network Communication Through UART

Ethernet To UART Converter For Pico

Supports 2-CH Ethernet To UART Data Transparent Transmission

Features At A Glance

• 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
• Comes with development resources and manual (examples for Pico/Raspberry Pi/Arduino/STM32)

Specifications

Raspberry Pi Pico Header Compatibility

Onboard Female Pin Header For Direct Attaching To Raspberry Pi Pico
Breakout Key Pins, For Use With Other Host Boards

for reference ONLY, Raspberry Pi Pico and Pico-LCD-1.14 are NOT included.

What's On Board

1. UART 2 connection indicator
2. UART 1 connection indicator
3. CH9121 running status indicator
4. Power indicator
5. CH9121 driver chip

6. AMS1117-3.3V power IC
7. RT9193-18GB power IC
8. Ethernet connector
9. Interface pin configuration jumpers

Application Scenario

Four Operating Modes: TCP CLIENT, TCP SERVER, UDP CLIENT, UDP SERVER

Pinout Definition

Outline Dimensions

Resources & Services

WIKI: Pico-ETH-CH9121