Backing Up a Managed Network using Expect & Bash
BACKGROUND Most people don’t have this problem on a Home or Small Office network. Being a Cisco fan (Cisco networking), I eat my own dog food when it comes to networking at my house. We live in a two story victorian home, circa 1886 with all its charm, it has 21st century smarts. When we […]
Read MoreReduce or eliminate SD card corruption on Raspberry Pi
BACKGROUND Raspberry Pi computers… they are used for many DIY projects and are even used in production environments for various roles from IoT (Internet of Things) to network servers of all kinds. They’re great for small industrial uses as well as IoT applications and the reason why is because they have a small power […]
Read MoreSonoff WiFi Switch: How to flash a non-cloud firmware
Sonoff: A Versatile WiFi Switch I have been playing a lot with home automation technologies and the ESP82XX/arduino platform as hardware interfaces to my ever expanding control system. Most of the stuff I’m implemented has been Z-Wave, but though Z-Wave is an excellent technology, it is rather pricey to acquire. Since the ESP8266 & ESP8285 […]
Read MoreMMDVMHost mode change script
A script to change the mode and frequency of a hotspot running RPi & DVMega with MMDVMHost: mmdvmhost-mode-change <—- get it here permission to share and distribute so long as original notice preamble remains intact. John.
Read MoreHow to hang up on hung downloads
Simple Download Manager for Linux/Mac If you’re like me and you travel often, you know all too well how badly hotel wifi sucks. Often, any attempt to download a large file is often met with frustration when the signal drops and you have to restart your download all over again. Fortunately, there is a simple […]
Read MoreStreaming Radio “DVR” Script for Art Bell’s show!
I’m on the east coast and can’t stay up late to listen live. So, I have setup a script on my Linux server that tunes in his show (I also set it up as a cron job so it is automatic) and the script saves the stream to a file on my NAS each night. […]
Read MoreD-Star Startup with Internet check
I wrote this script to only start the d-star daemons on a DV hotspot when there is a viable internet connection. The reason for this is to simplify “in-the-field” use and only allow the system to start when there is an available internet connection. Without this script, it was often a problem to ensure that […]
Read MoreFixing TV overscan from Microcomputers
So I recently decided to try a Banana Pro ARM microcomputer to evaluate for my next project. I was disappointed that the unit output had overscan on my TV. Fortunately there is a simple fix for this annoying problem which the folks at LeMaker do not mention in their forums. 1) Press Source on […]
Read MoreGPIO: Read input state for clean shutdown
I wrote a short python script to read a GPIO pin and watch for a state change (from a momentary contact switch) in order to execute a safe, clean, & orderly shutdown of the raspberry pi computer, since no on-board provision exists out of the box. It is necessary to ensure a clean shutdown in […]
Read MoreD-star deamon status LED driver
This script is used as an LED driver to show the operational status of the ircddbgateway & dstarrepeater daemons. If the daemons are up and running, an LED will be lit from the assigned GPIO to show simple operational status. Permission is granted to freely use and distribute for all purposes. #!/bin/bash gateway() { G1=`ps […]
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