Pearl
Pearl
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- Pearl
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@Celleke Forget to confirm the Power Supply that you use to power the Pi. Is it an offical Raspberry Pi Power Supply with a 5.1V 3A output rating? https://www.raspberrypi.org/products/type-c-power-supply/ Or you are using a mobile phone charger.
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@Celleke In that case, I'm afraid, the board is certified.
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@Celleke At step 12, does the ACT LED (Green) keeps blinking and the connected HDMI Display becomes Green or Red? If the HDMI Display isn't showing Green, then the flashing of the Boot EEPROM has failed. Try repeat from step 11 again. Also, does the…
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@Celleke This does sound like either the bootloader is corrupted or your Pi-4B/8G is damaged. I don’t know whether you’ve tried to re-flash the boot EEPROM. If you like to give it a try, follow the steps below Preparation: Your working Pi-4B/4G runn…
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@Celleke You said the ACT LED (Green) just flash once. Does it repeats in any kind of a pattern? Try this if you can, with your Pi-4B/8G connected to a HDMI monitor but without the microSD card plugged in, what happen when you powering on the Pi? Do…
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Good that you have another Pi-4B/4G to test your CrowPi2 and confirmed the problem is with your Pi-4B/8G. If the ACT LED doesn't blink at all, then the EEPROM code might be corrupted. Try read the post for possible solution at https://www.raspberryp…
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Sounds like your Raspberry Pi board may be not booting. Could you tell us a little more info as listed below, Which model of Raspberry Pi are you using (i.e. RPi-4B, 3B+, 3B)? Does the Power LED (Red) on the Raspberry Pi board lit up when powered on…
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https://www.elecrow.com/download/Elecrow_Watering_Kit_User_Manual.pdf https://www.elecrow.com/dc-diaphragm-pumps-for-arduino-automatic-smart-plant-watering-kit.html
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The Power Bank spec can be found under the CrowPi2 FAQ #16 and #17. Try googling the model no. LeUPB-501T for shopping info.
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The CrowPi2 system image is built from Raspberry Pi OS (ARM 32-bit architecture). For Wechat: There is no official Wechat client app available for Linux. Just visit <https://web.wechat.com/> and then scan the QR Code with your mobile-phone fro…