CM4-to-CM3-Board
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Overview
Introduction
CM4-TO-CM3 Board adapter is an alternative solution for Raspberry Pi Module 3.
Onboard Resource Comparision
| CM4-to-CM3-Board | CM4 |
| HDMI | HDMI0 |
| GPIO0~27 | GPIO0~27 |
| GPIO28, GPIO29 | GPIO44(SDA0), GPIO45（SCL0） |
| GPIO31, GPIO33 | CAM_GPIO |
| GPIO30, GPIO32, GPIO33~45 | NC |
| CSI0 | CSI1 |
| CSI1 | CSI0 |
| DSI0 | DSI1 |
| DSI1 | DSI0 |
| USB2.0 | USB2.0 |
| SDIO | SDIO |
Onboard Resource
- CM4 connector: for connecting the CM4.
- CM4 working status indicator: used to judge whether CM4 is working.
- MP28164: DC buck-boost chip.
- Power supply selection: the resistor on the left - direct power supply; the resistor on the right - power supply after passing through the DC buck-boost chip (by default).
- IO level selection: select the IO level of CM4 (3.3V is selected by default).
- CM3 interface: used to connect to the CM3 baseboard.
Resource
Manual
Official Manual
Software
Support
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