Description
Feature:Compatible with Compute Module IO Board V3 provided by the Raspberry Pi FoundationWith Raspberry Pi GPIO interface, convenient access to various Raspberry Pi expansion boardsWith Arduino interface, easy to access various Arduino expansion boardsWith 1-WIRE interface, easy access to various single bus devices (such as DS18B20)Onboard 4 buttons, 4 LEDs and 1 buzzer for easy I/O testingOnboard USB HUB, easy to connect more USB devicesOnboard infrared receiver, convenient to use infrared remote control functionOnboard USB TO UART, convenient for serial port debuggingOnboard sensor interface for easy access to various sensorsOnboard ADC, 10-bit, 38KSPS, 11 channels (6 channels for Arduino interface, 5 channels for sensor connection)Onboard DAC, 2 channels, 16-bit precisionOnboard RTC, this is one of the commonly used functions
Package includes:
1 x Compute Module 3 Expansion Board
1. Compute Module interface: can be connected to Compute Module 3/3 Lite/3+/3+ Lite2. Compute Module GPIO interface: leads all interfaces of Compute Module3. GPIO interface of Raspberry Pi: Can be connected to various Raspberry Pi HAT4. CSI camera interface: can access Raspberry Pi Camera5. DSI display interface: Raspberry Pi LCD can be connected6. HDMI interface: can be connected to various HDMI devices7. USB interface: Various USB devices can be connected8. USB SLAVE interface: Compute Module 3+ can burn system image through this interface9. USB TO UART interface: convenient for serial port debugging10. Arduino interface: easy access to various Arduino shields (Shield)11. AD/DA input and output interface (terminals): easy to use in various occasions12. 1-WIRE interface: can be connected to single bus devices such as DS18B2013. Sensor interface: easy access to various sensors14. Power interface: generally access 5V 2.5A power supply15. FE1.1S: USB HUB chip16. 12MHz crystal17. CP2102: USB to serial chip18. Micro SD card slot: Used to connect a Micro SD card with system to start Compute Module 3 Lite/3+ Lite19. TLC1543: AD conversion chip20. DAC8552: 16-bit high-precision DAC, 2 channel output21. DS3231: High-precision RTC chip, I2C interface22. RTC real-time clock powered battery holder: CR1220 button battery can be connected23. Power regulator chip: from top to bottom, respectively 3.3V / 2.5V / 1.8V regulator chip24. LFN0038K infrared receiver25. Buzzer26. Power LED27. ACT LED: indicates the running status of the Micro SD card28. User LED: It is convenient for I/O output test or display program running status29. User button: It is convenient for I/O input test or control program running status30. BOOT select jumper -EN: PC can read and write SD card or eMMC through USB SLAVE -DIS: The calculation module starts from the SD card or eMMC31. VGx power selection jumper: select I/O level32. HUB enable jumper: HUB enable and USB SLAVE power supply selection33. ADC/DAC configuration jumper: configure ADC/DAC supply voltage and reference voltage34. Various peripheral configuration jumpers: configure UART, user buttons, user LED, 1-WIRE interface, infrared receiver head and buzzer control pins35. Arduino AD selection jumper -Short circuit 1 and 2: Arduino interface A0-A5 as digital control pins -Short circuit 2 and 3: Arduino interface A0-A5 as AD input pin
