Compute Module IO Board with PoE Feature, Composite Breakout Board for Developing with Raspberry Pi

Base board interfaces

1. Compute Module interface
   for connecting Compute Module (CM4S / CM3 / CM3L / CM3+ / CM3+L)
2. Raspberry Pi GPIO header
   for connecting Raspberry Pi HATs
3. PoE enabled Ethernet port
   10/100M auto-negotiation, for connecting router or switch with PoE function
4. DSI interface
   display port, for connecting Raspberry Pi LCD
5. USB ports
   4x USB ports, for connecting USB devices
6. CSI interface
   2x CSI camera ports, for connecting Raspberry Pi cameras
7. HDMI port
8. USB TO UART interface
   for serial debugging
9. USB SLAVE interface
   allows you to burn system image into Compute Module
10. Power port
    5V 2.5A
11. TF card slot (bottom side)
    insert a TF card with pre-burnt system, to start up Compute Module 4S/3/3+ Lite variant
12. Cooling fan interface

Onboard components

13. LAN9514 (bottom side)
    fully-integrated USB hub and 10/100M Ethernet controller
14. Si3404 PoE power management chip (bottom side)
15. CP2102 USB TO UART converter
16. EP13 PoE power transformer
17. Optical isolator
18. Two LED indicators
    Red: Raspberry Pi power indicator
    Green: Raspberry Pi operating status indicator
19. NET network indicator
20. Bridge rectifier

Jumper instruction

21. VGx power config jumper: config the I/O level
22. UART output config:
    Left: connect the CP2102 serial port and Raspberry Pi serial port
    Right: disconnect the CP2102 serial port and Raspberry Pi serial port
23. PoE config:
    DIS: disable PoE
    EN: enable PoE
24. Cooling fan config:
    P34: the fan is program controlled via P34 pin
    EN: the fan is directly powered from 5V power supply
25. PoE power voltage measuring pads