My name is CM4-ETH-RS485-BASE-B, which is an expansion board that can be used with Raspberry Pi Compute Module 4, and supports a 7-36V DC power supply and 5V DC-DC power supply of Typc-C interface. Onboard four isolated RS485 interfaces, 100M+1000M dual network ports, HDMI interface, two CSI interfaces, two USB interfaces, etc…
Packages Includes:
1 x Waveshare Dual ETH Quad RS485 Base Board (B) for Raspberry Pi Compute Module 4c
Emax BLHeli Series 12A ESC with Oneshot (Original)
Official Raspberry Pi Keyboard, Black/Grey
500mm Trapezoidal 4 Start Lead Screw 10mm Thread 2mm Pitch Lead Screw with Copper Nut
Winsen MH-Z19C NDIR CO2 Sensor for HVAC and IAQ
APDS9960 RGB Gesture Sensor Detection I2C Breakout Module for Arduino
RP2040 Microcontroller IC by Raspberry PI-REEL of 100
Fatshark ImmersionRC SpiroNet 5.8GHz SMA Antenna
Waveshare Adapter Board for Arduino and Raspberry Pi 







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