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raspberry pi

A 23-post collection

Page 1 of 3 Older Posts →
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Getting an IKEA Motion Sensor to work in Node Red

I usually start my posts by warning readers that I'm an amateur with no background in coding or electronics. I write these blogs because while I'm »

Mike Diamond on IKEA - Raspberry-pi - node red - PIR - home automation - raspberry pi - zigbee - zigbee2mqtt - cc2532 02 July 2022
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Make a Remote Temp Sensor with Permanent Display inside your House

Most of us use a phone app to see the temperature outside - which is fine if you don't mind receiving a reading from a sensor »

Mike Diamond on ESP8266 - raspberry pi - mqtt - node red - DS18B20 - Wemos D1 Mini - ssd1306 05 February 2022
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Connecting Switcher Devices to Node Red

One of the first commercial home automation devices I bought was a hot water boiler switch from Switcher. Like most remote devices, it came with its »

Mike Diamond on node red - node.js - raspberry pi - github - switcher-js - switcher.py 21 October 2021
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Cricket Version 2

Update November 2022 - it seems that ThingsonEdge didn't make it and the cricket is no longer available. Their web and social media presence have disappeared »

Mike Diamond on Cricket - ESP8266 - Battery - thingsonedge - RTC - OTA - IOT - mqtt - raspberry pi - node red 25 May 2021
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Learn how to easily ssh into many Raspberry Pis without passwords

This post was prompted by an exchange I saw on a RasPi Facebook group a couple of weeks ago. It started when someone asked how many »

Mike Diamond on raspberry pi - ssh - passwordless - ssh-keygen 17 January 2021
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"Cricket" from Things on Edge

A chance encounter on a Facebook group brought me - literally - to the Edge. I read a post in which someone mentioned the ThingsonEdge "Cricket" »

Mike Diamond on ESP8266 - 18650 - mailbox - node red - mqtt - raspberry pi 03 July 2020
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Track Network Connections - Installing Fing on a Raspberry Pi

What is Fing? Most users of Raspberry Pi have needed to find its IP address on their local network. A quick goggle at Google, and we »

Mike Diamond on raspberry pi - screen bash - fing - network 09 January 2019
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Outdoor apparatus to log data straight to Google Sheets from a BME280 Temp/Humidity/Pressure sensor

About a year ago I posted a blog describing how to log temperature straight to google sheets from a DS18B20 temperature sensor. New Version This blog »

Mike Diamond on google sheets - BME280 - ESp8266-01 - ESP8266 - HTTPSRedirect - I2C - Stevenson Screen - raspberry pi 04 January 2019
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Measuring Speed of Rotation with an Arduino, a LED, and an LDR (Light Dependent Resistor)

A couple of days ago I watched a YouTube video where a guy pointed a device at a spinning disk. The disk's rotation speed was displayed »

Mike Diamond on Arduino - LED - LDR - raspberry pi - DC motors - oscilloscope - dso150 - dso150 oscilloscope - measure rotation speed 11 September 2018
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Creating a fantastic portable sound & light show on Raspberry Pi Zero

Last summer a relative showed me his Tesla Model X do its impressive Sound & Light show. If you've never seen it, click here. I decided »

Mike Diamond on raspberry pi - MOSFET - LED - raspberry pi zero - pimoroni - pimoroni pHAT DAC - DAC 11 January 2018
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