Using an NPN transistor to amplify 3.3v GPIO in order to control a 5v motor controller input Ask Question Asked today Active today Viewed 34 times -1 I am trying to control some 5v stepper […]

Using an NPN transistor to amplify 3.3v GPIO in order to control a 5v motor controller input Ask Question Asked today Active today Viewed 20 times -1 I am trying to control some 5v stepper […]

Lighting an LED through Pi 4 Model B using Assembly Ask Question Asked 3 days ago Viewed 65 times 1 I have been struggling to light an LED using my raspberry pi 4 model […]

Coin acceptor using gpiozero Ask Question Asked today Viewed 17 times 0 I’m trying to use gpiozero for my coin acceptor, I tried using DigitalInputDevice but it doesn’t give back the value of what […]

# Program: turn_on_led_01_2019sep2901.s # Function: Turn on OK/ACT/status green LED connected to GPIO pin #16 # Config: Rpi4B ARMv6 # Original version:  # Newbie version: tlfong01 2019 # Ref: https://www.cl.cam.ac.uk/projects/raspberrypi/tutorials/os/ok01.html # Rpi folder […]

SIM800L sends corrupted responses via serial, can I enable parity check? Ask Question Asked yesterday Active today Viewed 23 times 1 I am adding a SIM800L module to a home burglar alarm system I’m building […]

Lighting an LED through Pi 4 Model B using Assembly Ask Question Asked today Active today Viewed 6 times 0 I have been struggling to light an LED using my raspberry pi 4 model b […]