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Peter Lorenzen peter@lorezen.us Categories
Category Archives: Embedded
STM32 and Linux
The STM32F103c8t6 based blue-pill is a bargain, but the learning-curve is steeper compared to Arduino, so here is what I did Install HID-bootloader The boards from china comes with a serial bootloader, so you need either a USB-serial-port, or an … Continue reading →
Smart Wifi Switch – Tasmota på Sonoff Mini-R4
Hvordan jeg installerer Tasmota på Sonoff Mini-R4, der fås for under 100 kr på post-ordre fra flere .dk sites. Links: Mit indlæg: Smart Wifi Switch – Tasmota på Sonoff Basic GitHub: arendst/Tasmota Tasmota.GitHub.io: Sonoff Mini Extreme Switch Module (MINIR4) input … Continue reading →
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LSPA9 Tuya Wifi Smart Plug
I bought five Tuya Power Monitoring Smart Plugs some time ago, paying $4.30 each delivered. They work as expected using the Tuya Smart App, but I would prefer to replace the firmware with something I am in control of. The … Continue reading →
Smart Wifi Switch – Tasmota på Sonoff RE5V1C
Hvordan jeg installerer Tasmota på Sonoff RE5V1C, en 5v wifi switch. Se også Mit indlæg: Smart Wifi Switch – Tasmota på Sonoff Basic GitHub: arendst/Tasmota Tasmota.GitHub.io: Sonoff RE5V1C 5V Inching/Selflock Relay Board Tasmota firmware installeres på Dimsen via RS232, Dimsen … Continue reading →
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Smart Wifi Switch – Tasmota på Sonoff Dual R3 Lite
Hvordan jeg installerer Tasmota på Sonoff Dual R3 Lite, der fås for omkring 100kr på f.ex. Amazon.de Se også Mit indlæg: Smart Wifi Switch – Tasmota på Sonoff Basic GitHub: arendst/Tasmota Tasmota.GitHub.io: Sonoff-Dual templates.blakadder.com: sonoff_DUALR3L Tasmota firmware installeres på Dimsen … Continue reading →
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Smart Wifi Switch – Tasmota på Sonoff Basic
Jeg har efterhånden en del Wifi baserede IOT dimser, desværre kommer de altid med firmware der ringer hjem til producenten for at høre om der er nye instruktioner, der er sådan set ikke noget nyt i dette, har du en … Continue reading →
Install Klipper on your old 3D-Printer and still keep Marlin
This is the final post in a series of 3 blog posts describing how I make Marlin and Klipper coexist on my 3-Printers: Dual Applications on ATmega2560 – Marlin AND Klipper – FAIL (well almost) AVR DualBoot Bootloader Install Klipper … Continue reading →
AVR DualBoot Bootloader
This is part 2 in a series of 3 blog-posts describing how I make Marlin and Klipper coexist on my 3-Printers: Dual Applications on ATmega2560 – Marlin AND Klipper – FAIL (well almost) AVR DualBoot Bootloader Install Klipper on your … Continue reading →
Dual Applications on ATmega2560 – Marlin AND Klipper – FAIL (well almost)
How to be able to boot into a backup firmware instantly. This is part 1 in a series of 3 blog-posts describing how I make Marlin and Klipper coexist on my 3-Printers: Dual Applications on ATmega2560 – Marlin AND Klipper … Continue reading →
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I²C or SMBus sniffer using Arduino
I had a need to continuously monitor a I²C bus, so I looked around for an Arduino solution, but didn’t find anything that suited my needs, so I wrote one myself. None of the I²C-sniffers I was able to find … Continue reading →