https://danielmititelu.github.io/tags/raspberrypi/Recent content in raspberrypi on HomeHugo -- gohugo.ioen-ushttps://danielmititelu.github.io/raspberrypi/gadget-mode/Mon, 01 Jan 0001 00:00:00 +0000https://danielmititelu.github.io/raspberrypi/gadget-mode/Gadget mode enables a raspberry pi to be connected and controlled by a computer with only a usb cable Flash raspberry pi os(the full or lite version) on an SD card and modify the following in the boot folder: in config.txt add dtoverlay=dwc2 at the end of the file in cmdline.txt add modules-load=dwc2,g_ether after rootwait word create a file name ssh (without extension) You should be able to connect to the pi now:https://danielmititelu.github.io/projects/plant-watering-system/Mon, 01 Jan 0001 00:00:00 +0000https://danielmititelu.github.io/projects/plant-watering-system/Introduction This project is meant to keep my plants healthy while I go on vacations. Part 1 - Prototype Parts required Raspberry Pi Zero (will work with any Raspberry Pi) micro usb power supply 3v-5v pump small hose for the pump 5v relay wires Wiring diagram Relay inputs: NO = normally opened NC = normally closed CO = common DC- = ground DC+ = 5V signal IN = signal Code Simple python code to send a signal to pin 8 for 0.https://danielmititelu.github.io/raspberrypi/ssh-key-auth/Mon, 01 Jan 0001 00:00:00 +0000https://danielmititelu.github.io/raspberrypi/ssh-key-auth/ Generate a public/private key pair and ssh-keygen # add `~/.ssh/pi_rsa` when prompted for which file to save the key Move the public key to the raspberry pi ssh-copy-id -i ~/.ssh/pi_rsa.pub pi@raspberrypi.local SSH into the raspberry pi ssh pi@raspberrypi.local