The CM4-to-Pi3-Adapter is an expansion board for Raspberry Pi CM4 to allow compatibility with Raspberry Pi 3B/3B+ interfaces. It has a standard CM4 connector onboard and supports access to CM4 Lite/eMMC series boards. In addition, it includes four USB ports, a Gigabit Ethernet port, a headphone jack, and a PoE pin.
Features
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Onboard standard CM4 connector, support access to CM4 Lite / eMMc series boards with Quad Core Cortex A72 64-bit processor, more powerful performance.
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Easily compatible with the interfaces of Raspberry Pi 3B / 3B+ boards.
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Onboard headphone jack (extended from USB).
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Onboard 4-ch USB ports, compatible with USB 2.0 / 1.1 transmission.
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Onboard RJ45 Gigabit Ethernet port, 10 / 100 / 1000 M adaptive.
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Onboard PoE header, for connecting PoE HATs.
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DSI interface is DSI1.
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Micro USB port is for power supply and for programming images USB SLAVE.
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Please do not connect to other devices when programming the image by micro USB so as to ensure that CM4 can be powered on normally.
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When using CM4, you need to provide 5V/4A to CM4. Otherwise, it may power off, lower frequency, etc.
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USB 2.0 is close by default, if used dtoverlay=dwc2,dr_mode=host should be added in config.txt.
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It only supports 5V fan. (12V is not supported.) Please check it before connecting the fan, and note that the speed of the 5V fan cannot be adjusted without a controller.
Package Content
Weight: 0.049 kg
- CM4-to-Pi3-Adapter x1
- Screws pack x1
Resources
Raspberry Pi CM4 To 3B Adapter
Alternative Solution for Raspberry Pi 3 Model B/B+
Based On Raspberry Pi CM4
Use CM4 To Reproduce The Original Appearance Of The 3B Series As Much As Possible
More Cost-Effective Choice
Install CM4 Easily
Onboard Standard CM4 Connector
Support Access To Compute Module 4 Lite / EMMC Series Boards
Interface Introduction
Onboard 4-Ch USB Interface, Gigabit Ethernet Port And HDMI Port, Etc.
Compatible With Pi 3B Series HATs
Easy Access To Pi 3B Series HATs Or Other Development Projects
Extended 3.5mm Headphone Jack
Outline Dimensions
