Driving a Unipolar Stepper Motor: This entry shows the configuration I used to make an AstroSync 12VDC, 130 Ohm unipolar stepper motor work. I bought two of these motors somewhere off of […]
tlfong01
Electronics Hobbyist
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Enabling 5 SPI Channels
Enable up to 5 SPI on Raspberry Pi 4 Ask Question Asked yesterday Active today Viewed 38 times 0 I’m trying to enable all the SPI Ports on my raspberry pi 4 (as mentioned in […]
I followed this tutorial kind of questions?
What’s wrong with “I followed this tutorial” kind of questions? Ask Question Asked 1 month ago Active 1 month ago Viewed 80 times 7 1 This meta topic is meant as a reference to users […]
speaker test
4 I found that you could load the sound drivers and stuff on Raspbian with: sudo modprobe snd_bcm2835 && sudo amixer cset numid=3 1 The first command loads the sound driver module, […]
PHP GPIO notes
Scheduled tasks for GPIO Raspberry Pi on PHP? Ask Question Asked today Viewed 14 times 1 I create a web interface for me for manager raspberry pi gpio. Are there libraries for PHP for […]
Noise and grounding problem
Q: Do I need to isolate the ground of the Pi from the ground of an external power supply powering multiple servos? I have a Pi 3 Model B (powered by its ac […]
Rpi.GPIO programming notes
raspberry-gpio-python A Python module to control the GPIO on a Raspberry Pi 2016 Brought to you by: croston To get started with RPi.GPIO, it would be worthwhile reading the examples in the project […]
