- sales/support
Google Chat: zj734465502@gmail.com
- sales
+86-0755-88291180
- sales01
sales01@spotpear.com
- sales02
dragon_manager@163.com
- support
services01@spotpear.com
- CEO-Complaints
manager01@spotpear.com
- sales/support
WhatsApp:13246739196
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
TAG：
Modbus RTU 8-ch Relay Module (D)
3.5 inch
Mobile Robot
Raspberry Pi Pico W
ADXL354CZ EVAL BOARD
ESP32 C3 ST7789
Smart Car
ESP32-S3
LuckFox Pico SC3336
SpotPear
VisionFive2 Fan
Raspberry Pi DSI
Knob screen
Raspberry Pi 8.8 inch DSI Display MIPI LCD Capacitive TouchScreen 480x1920
Raspberry Pi 5 Argon-ONE-V3-M.2-NVME-PCIE-Expansion-Board Argon ONE V3 Case
Raspberry Pi Pico 2 RP2350 Tiny Kit
Raspberry Pi 5
Raspberry Pi 5 PoE HAT
Raspberry Pi LCD display screen 1.3inch ST7789 with
X1011 Raspberry Pi 5 PCIe M.2 NVMe 4-Ports SSD Pi5 Four-Times 2280
Forum：
