The WAVE-20157 is a base board designed for the Raspberry Pi Compute Module 4 with several I/O connections with PoE capabilities.
Peripherals
- CSI
- DSI
- HDMI
- USB
- ETH
- PCIe
- RS232
- RS485
Board and Dimensions
| 1. CM4 socket suitable for all variants of Compute Module 4 |
6. Status indicators ACT: Raspberry Pi operating status indicator PWR: Raspberry Pi power indicator |
11. RTC battery holder supports CR1220 button cell |
16. RS485 with 600W lightning-proof, anti-surge, and 15KV ESD protection, reversed optional 120R balancing resistor jumper |
21. PCF52063ATL RTC chip |
| 2. 40PIN GPIO header | 7. DISP 2x MIPI DSI display port |
12. FAN header for connecting a cooling fan, allows speed adjustment and measurement |
17. RS232 with TVS diode, anti-surge, and ESD protection |
22. RTC/FAN I2C bus switch, SDA0/SCL0: I2C-10 is shared with CSI/DSI GPIO3/2: I2C-1 is shared with a 40PIN header |
| 3. BOOT selection ON: CM4 would be booted from the USB-C interface OFF: CM4 would be booted from eMMC or Micro SD card |
8. CAM 2x MIPI CSI camera ports |
13. PCIe Gen 2 × 1 socket for connecting PCIe Gen 2 × 1 modules |
18. Buzzer | 23. IO logic level selection set the CM4 IO logic level as 3.3V or 1.8V |
| 4. Misc functional pins | 9. USB2.0 ports 4x USB2.0 ports, for connecting sorts of USB devices |
14. Gigabit Ethernet connector Gigabit Ethernet RJ45 with PoE support, 10/100/1000M compatible |
19. FAN_VDD/PoE selection cooling fan driving voltage: 12V or 5V PoE: enable (EN) or disable (DIS) |
24. RTC interruption configuration PI-RUN: CM4 will reboot on RTC interruption GN-EN: CM4 power-down on RTC interruption D4: D4 pin is triggered on RTC interruption |
| 5. USB Type-C power supply/programming 5V/2.5A power supply also allows burning system images into Compute Module 4 eMMC variants |
10. HDMI ports 2x HDMI ports; supports dual 4K 30fps output |
15. DC 5V output | 20. FE1.1S USB expansion chip |
25. Micro SD card slot insert a Micro SD card with a pre-burnt system, to start up Compute Module 4 Lite |
Shipping List:
Weight: 0.106 kg
- Compute Module 4 PoE Board (B) x1
WARNING
