Rock3/CM3/IO
ROCK 3 > Compute Module 3 > Radxa CM3 IO Board
Radxa CM3 IO Board is an application board for the ROCK3 Compute Module(CM3) with rich IO features.
Features
- Based on Radxa CM3, compatible with Raspberry Pi CM4(limited feature)
- Half mini-itx design, 170*85mm size, compatible with standard ATX case
- Support multiple display interfaces, HDMI, 2x MIPI DSI, eDP, dual display at the same time
- Support x1 PCIe card, support ATX case mount
- Up to 2x SATA(one shared with USB3.0, one shared with PCIe 2.0)
- Support Ubuntu/Debian and Android
Specifications
| Form factor: | 160 mm × 90 mm |
| CM support: | - Radxa CM3 all variants - Raspberry Pi CM4 limited functions |
| Power: | DC 12V 2.5/5.5mm, or 4P ATX PSU with floppy power connector |
| Connectivity: | - 1x Gigabit Ethernet RJ45 with PoE support - 5 x USB 2.0 port(two internal USB2 headers, three type A connector) - 1 x USB 3.0 port ( 5Gbps, type A connector ) - 1x USB 2.0 OTG ( Micro USB connector ) - 1 x PCIe 1-lane Host, Gen 2 ( 5Gbps, x1 PCIe connector ) - 2 x SATA 7P connector, one shared with USB 3, one shared with PCIe - 1x microSD card connector - 40 x GPIO |
| Video: | - 1x HDMI up to 4K x 2K@60HZ - 1x eDP support 4K x 2K@60HZ - 2x MIPI DSI 4 lanes up to 1920 x 1080@60HZ, support dual display - Dual MIPI CSI input |
| Audio: | - 3.5mm headphone jack with mic support |
| Others: | - Lion battery connector - RTC battery connector - FAN connector |
| Production lifetime: | ROCK3 Compute Module IO Board will remain in production until at least Sep 2029 |
Status
Resource
General purpose input-output (GPIO) connector
Radxa CM3 IO Board has a 40-pin expansion header. Each pin is distinguished by color.