Control serial infrared camera VC0706 with UART, Raspberry Pi and Python 3
So you bought a serial infrared camera from Adafruit running VC0706 chip, you want to know how to use it? 1. ssh into your Pi: ssh pi@192.168.1.111 (address of your Pi) then enter your usename and password. 2. Prepare your Raspberry Pi GPIO UART serial pins. Turn them off as…
Schedule your Pi or other Linux machine to reboot and run a script on boot with crontab
Simple concept. We want to ensure that our Pi is available and reliable. It is inevitable that networks get hickups, or the Pi runs out of memory requiring restart at a regular interval. For exaomple if you want to run a bash file after a reboot every 6am and 6pm,…
IoT: Detect sound of your door bell with Raspberry Pi, ADC chip and Python 3 (Part 1)
Imagine a door bell that will activate a camera when someone presses it. Imagine a door bell that will notify someone is at your door via SMS or Telegram app. Physical events can be detected by applying an Analog to Digital Converter (ADC) that will convert voltage signals into…
Back to basic: Code “Hello world” in C with Raspberry Pi 3
So you all got your new and shiny Raspberry Pi 3, and you can’t figure out how to program it. Before you dwell into endless digital jungle, here is the most fundamental way to write your first piece of software, to take you back to a nostalgic era when software…
Speech recognition on Raspberry Pi 2 with Python 3 (preparation)
There are a few modules you can use for converting speech input into a textual output. One of the simplest one for the beginner is : https://pypi.python.org/pypi/SpeechRecognition/ Here are the preparation steps that we use to try the module: Plug a microphone into a USB Sound card dongle. Follow this…
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