What are the key benefits of the ROCK 3 Compute Module (CM3)?

Out-of-the-box, cost-efficient solution 

The CM3 will accelerate the development of your design applications.

Reliable and powerful SoC

Based on the Rockchip RK3566 System on Chip (SoC).

Perfect for multimedia applications

The CM3 benefits from an Arm Mali-G52-2EE graphic processing unit, audio and video interfaces, and an HDMI port supporting up to 4K x 2k@60Hz. 

Compact size for easy integration into different designs

Its compact size of just 55mm x 40mm allows it to be easily integrated into various embedded applications.

Flexible storage capacity

4GB LPDDR4 RAM and 32GB eMMC flash storage which can be used for OS and data storage.

Wireless connectivity 

Practical SoM that offers several wireless connectivity opportunities, including WiFi 5, Bluetooth 5.0 with BLE and Gigabit Ethernet.

Multiple onboard interfaces

An extensive list of onboard interfaces allowing you to be highly flexible with applications of this compute module. 

If you want to learn more about customisation or to buy in bulk, contact us here. 

Interfaces:

• 802.11 b/g/n/ac Wireless LAN (Wi-Fi 5)
• Bluetooth 5.0 with BLE
• 8 x I2C
• 4 x SPI
• 8 x UART
• 9 x PWM
• 50 x GPIO
• 2 x ADC
• 1 x Gigabit Ethernet PHY
• Support PDM with microphone array
• I2S
• 2 x SATA
• 1 x PCIe 2.0, 1 lane host (5Gbps)
• 1 x USB 2.0
• 1 x USB 2.0 OTG
• 1 x USB 3.0 (5Gbps)
• 1 x SDIO 3.0
• 1 x HDMI up to 4K x 2k@60Hz
• 1 x eDP four lanes (2.7 Gbps per lane)
• 2 x MIPI DSI @ 1.6Gbps per lane
• 2 x MIPI CSI
• 1 x 2 lane MIPI CSI camera port
• 1 x 4 lane MIPI CSI camera port
• 1 x LVDS combo four lanes, mux with MIPI DSIO
• eMMC size: 32GB
• 3 x 100 pins 0.4mm pitch B2B connector

Technical Specifications

Key product features of the ROCK CM3

FAQs

What operating systems is ROCK CM3 compatible with?
The ROCK CM3 is compatible with Debian/Ubuntu Linux, and Android 11.

What applications is the ROCK CM3 ideal for?
ROCK is extremely versatile and will satisfy the requirements of a huge variety of applications. Considering the ROCK CM3’s tech specs, price, and sustainability it is ideal for a range of applications including, but not limited to:

• Agriculture Drones
• ATM Machines
• Human Machine Interfaced (HMI)
• Slot Machine Preventative Maintenance
• Smart Automatic Watering Systems
• Smart Parking Solutions

For more details of exactly what ROCK is capable of, check out our Ultimate Guide to ROCK or get in touch with our expert team to discuss your requirements.

Is the ROCK CM3 suitable for developing AI applications?
Yes, ROCK CM3 benefits from an NPU with up to 1 TOPs@INT8, supporting INT8, INT16, FP16, BFP16, as well as supporting deep learning frameworks such as TensorFlow, Caffe, Tflite, Pytorch, Onnx, Android™ NN, etc

Are there any getting-started guides available for ROCK?
Yes, please check the Resources section on this page or our Getting Started Guides hub.

Can ROCK boot from USB?
No, but the ROCK CM3 can boot from an SD card and eMMC.

Can ROCK run multiple programs?
Yes, ROCK can run multiple programs/scripts simultaneously.

Does it support accessories?
Yes, we stock a range of add-ons for the CM3 in our ROCK Shop.

Resources

• Blog – The Ultimate Guide to ROCK
• Blog – Ready to ROCK? Meet the Single Board Computer you always wanted
• Downloads – OKdo Software & Downloads Hub