Overview
The Waveshare 28048 is a compact compute module carrier board designed for Raspberry Pi Compute Module integration, evaluation, and embedded development. It supports Raspberry Pi CM4S, CM3, CM3L, CM3+, and CM3+L modules, making it suitable for a range of CM3- and CM4S-based system designs.
The board provides 10/100M Ethernet with IEEE 802.3af Power over Ethernet support, allowing power and data to be delivered over a single Ethernet connection. According to the provided data, PoE input voltage is 37 V to 57 V DC, and the regulated PoE output is 5 V DC up to 2.5 A. In addition, the board offers a Micro USB power option, 4 USB ports, HDMI, DSI, 2 CSI interfaces, GPIO, and USB-to-UART connectivity for development and expansion.
With dimensions of 114 mm x 84.4 mm, this compute-module carrier board is intended for compact embedded applications where space-efficient integration, network connectivity, and peripheral access are required.
Technical Data
| Parameter | Value | Unit |
|---|---|---|
| Manufacturer | Waveshare | |
| SKU | WS28048 | |
| MPN | 28048 | |
| Product type | Compute-module carrier board | |
| Supported compute module models | Raspberry Pi CM4S, CM3, CM3L, CM3+, CM3+L | |
| Interface type | Micro USB, 10/100M Ethernet with PoE, USB, HDMI, DSI, CSI, GPIO, USB-to-UART | |
| Ethernet PoE port count | 1 | |
| USB port count | 4 | |
| PoE supported | Yes | |
| PoE input voltage min | 37 | V |
| PoE input voltage max | 57 | V |
| Continuous output current | 2.5 | A |
| Dimensions | 114 x 84.4 | mm |
Applications
- Evaluation and development with Raspberry Pi Compute Module boards
- Embedded system integration with compact space requirements
- Machine vision applications using the CSI camera interfaces
- Display-based systems using HDMI or DSI
- Networked control and automation systems with Ethernet and PoE
Scope of Delivery
- 1x Waveshare 28048 compute module carrier board
Raspberry Pi Compute Module and power supply are not included.