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AutoCAN_Compute\n\nA CAN bus connected Raspberry Pi to perform the tasks that are not so easy to do with an Arduino-like device.\n\n### Hardware used\n* [NTSC display](https://www.adafruit.com/product/911)\n* [6v Voltage regulator](https://www.amazon.com/Converter-DROK-Regulator-Waterproof-Efficiency/dp/B00CGQRIFG/) for display\n* [Raspberry Pi 4 Model B](https://www.raspberrypi.org/products/raspberry-pi-4-model-b/)\n* [Raspberry Pi UPS HAT](https://www.pishop.us/product/raspberry-pi-ups-hat/)\n* [PiCAN3 CAN Bus Board](https://copperhilltech.com/pican3-can-bus-board-for-raspberry-pi-4-with-3a-smps-and-rtc/)\n* [Alpine HCE-C1100 camera](https://www.crutchfield.com/p_500HCEC110/Alpine-HCE-C1100.html)\n* [Audiovox ACA800 camera](https://www.crutchfield.com/p_220ACA800/Audiovox-ACA800.html)\n* [BOYO VTSW4](https://visiontechamerica.com/products/vtsw4-4-channel-video-switcher) video switcher\n* 2x [BOSS Audio Systems BVAM5](https://bossaudio.com/product/bvam5/) Video Signal Amplifier\n* [EchoMaster DVR-20M](https://catalog.echomaster.com/catalog/dash-cams-dvrs/dvr-20m) 2 channel DVR\n\n### Software used\n* [Raspberry Pi OS (32-bit) Lite](https://www.raspberrypi.org/downloads/raspberry-pi-os/)\n* [FIM](https://www.nongnu.org/fbi-improved/) image viewer\n* [SQLite](https://www.sqlite.org/index.html) \n\n### Raspberry Pi GPIO\n| GPIO Pin | Usage                      |\n|----------|----------------------------|\n|4         |PiCAN LED                   |\n|16        |Video splitter output #4    |\n|17        |UPS check for power failure |\n|18        |UPS check for shutdown      |\n|20        |Video splitter output #3    |\n|21        |Video splitter output #2    |\n|25        |PiCAN Rx interrupt          |\n|27        |UPS heartbeat toggle        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