Designed For Raspberry Pi Compute Module 4
Waveshare CM4-IO-BASE-B (Full Ver.) Inside, Fast And Easy To Build A Mini-Computer

Make It Easy To Build Your Own Raspberry Pi CM4 Mini PC

| CM4 IO BOARD | ![]() WAVESHARE MINI IO BOARD | ![]() WAVESHARE POE IO BOARD (B) | ![]() WAVESHARE POE IO BOARD | ![]() RASPBERRY PI IO BOARD | |
|---|---|---|---|---|---|
| LITE VER. | FULL VER. | ||||
| POE | N/A | integrates 802.3af-compliant PoE circuit (5V/2.5A) | PoE header only | ||
| USB | USB 2.0 × 2 USB 2.0 × 2 (via FFC connector) | USB 2.0 × 4 | USB 3.2 Gen1 × 4 | USB 2.0 × 2 USB 2.0 × 2 (via pin header) | |
| HEADER | 40PIN GPIO × 1 M.2 slot × 1 | 40PIN GPIO × 1 RS485 × 1 RS232 × 1 standard PCIe Gen 2 × 1 | 40PIN GPIO × 1 | 40PIN GPIO × 1 standard PCIe Gen 2 × 1 | |
| HDMI | HDMI × 1 HDMI × 1 (via FFC connector) supports 4K 30fps output | HDMI × 2 supports 4K 30fps output | |||
| DSI DISPLAY | MIPI DSI display port × 1 (15pin 1.0mm FPC connector) | MIPI DSI display port × 2 (15pin 1.0mm FPC connector) | MIPI DSI display port × 2 (22pin 0.5mm FPC connector) | ||
| CSI CAMERA | MIPI CSI-2 camera port × 2 (15pin 1.0mm FPC connector) | MIPI CSI-2 camera port × 2 (22pin 0.5mm FPC connector) | |||
| POWER INPUT | 5V | 5V | 7V~36V | 12V | |
| FAN | 5V | 5V / 12V | 12V | ||
| no fan control | allows speed adjustment and measurement | ||||
| RTC | N/A | Real-time clock with battery socket and ability to wake Compute Module 4 | |||
| ETHERNET | Gigabit Ethernet RJ45 | ||||
| CM4 SOCKET | suitable for all variants of Compute Module 4 | ||||
| SD CARD SLOT | MicroSD card socket for Compute Module 4 Lite (without eMMC) variants | ||||
| DIMENSIONS (MM) | 85.0 × 56.0 | 124.50 × 108.80 | 160 × 90 | ||
Onboard Connectors Including
CSI/DSI/RTC/FAN/HDMI/USB/RJ45 Gigabit Ethernet/TF Card Slot/M.2 Slot

Each Cut-Out Is Completely Aligned With The Connector

Comes With Cooling Fan, Combined With The Airflow Vent, Better Heat Dissipation

Binocular Vision Raspberry Pi Projects, Or Other Industrial Context


Weight: 0.376 kg
