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Raspberry Pi Pico ETH CH9121 Module Serial port transparent transmission 10/100M
$13.89
Brand：Spotpear
SKU：0101566
Date：2021-09-23 15:15
Part Number：
Raspberry Pi Pico ETH CH9121 Module Serial port transparent transmission 10/100M
Pico ETH CH9121
Serial port transparent transmission
Features At A Glance
- Onboard Raspberry Pi Pico interface, suitable for Raspberry Pi Pico series motherboards
- Onboard network serial port transparent transmission chip, support two independent serial ports, independent transparent transmission
- On-board interface pins, jumper caps can be set for easy setting of enable or custom connection pins
- Comes with Ethernet media transport layer (MAC) and physical layer (PHY)
- Support 10/100M, full duplex/half duplex adaptive Ethernet interface, compatible with 802.3 protocol
- Support MDI/MDIX line automatic conversion
- Support DHCP to obtain IP address automatically, support DNS domain name access
- Network parameters such as chip working mode, port, IP, etc. can be set through the host computer software and serial port commands
- Working mode supports 4 modes: TCP CLIENT, TCP SERVER and UDP CLIENT, UDP SERVER
- The serial port supports full-duplex and half-duplex serial communication, and supports automatic switching of RS485 transceiver (requires an external RS485 interface chip)
- Support and provide virtual serial port software
- Support KEEPALIVE mechanism
- Provide complete supporting information manuals (sample programs such as Raspberry Pi Pico C/C++ and MicroPython)
Specifications
| OPERATING VOLTAGE | 3.3 ~ 5V | OPERATING CURRENT | 140mA |
|---|---|---|---|
| Operating mode | TCP/UDP | UART BAUDRATE | 300bps ~ 921.6Kbps |
| Serial TTL level | Compatible with 3.3V and 5V | SIZE | 74.54 × 21.00(mm) |
| Operating temperature | -40℃ ~ 85℃ | Save the environment | -55℃ ~ 125℃ |
Raspberry Pi Pico Header Compatibility
Onboard Female Pin Header For Direct Attaching To Raspberry Pi Pico
Raspberry Pi Pico is NOT included.
Resource introduction
- Serial port 2 connection status indicator
- Serial port 1 connection status indicator
- CH9121 running status indicator
- Power Indicator
- CH9121 driver chip
- AMS1117-3.3V power IC
- RT9193-18GB Power IC
- Ethernet interface
- Interface pin setting jumper cap
Application Scenario
Support TCP CLIENT, TCP SERVER, UDP CLIENT, UDP SERVER
Support TCP CLIENT, TCP SERVER, UDP CLIENT, UDP SERVER
Interface definition
Outline Dimensions
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