Heikki Hietala
May 17, 2024
ESP32 development board MicroPython
I’ve had a longish break from using Python on ESP32. I’ve been busy working on projects using the Arduino IDE …
More ESP32 MPY-Jama, an excellent IDE for using Python on ESP32 → https://www.sabulo.com/sb/?p=2157
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Heikki Hietala
Feb 10, 2024
e-paper ESP32 development board Spotify API ESP32 Spotify
Some of you may remember my device that shows what song is playing on Spotify. It looks like this, and …
More Revising the ESP32 Spotify Display with ChatGPT → https://www.sabulo.com/sb/?p=2146
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Heikki Hietala
Apr 20, 2023
BMP280 ESP32 development board Telegram
Whoops, quite a long time with no posts! Apologies for that, but it’s been a busier-than-usual year at Haaga-Helia UAS …
More Restarting an ESP32 via Telegram → https://www.sabulo.com/sb/?p=2120
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Heikki Hietala
Apr 27, 2022
BMP280 ESP32 development board Internet of Things (IoT) IoT web interface LCD display PHP
NOTE – all code you see here is in better, complete form at my GitHub page. As I have returned …
More GPS-equipped portable atmospheric recorder, with LCD and map display → https://www.sabulo.com/sb/?p=2050
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Heikki Hietala
Apr 18, 2022
3D printing e-paper ESP32 development board Spotify API
One day, entirely without active pleading on my part, I was handed an Amazon Echo Dot device. I wasn’t aware …
More Spotify song display with ESP32 and e-paper display → https://www.sabulo.com/sb/?p=2057
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Heikki Hietala
Apr 4, 2022
accelerometer Adafruit OLED ESP32 development board
So, this academic year is already well down the road, and I haven’t blogged in a while. To make up …
More Time Management Cube → https://www.sabulo.com/sb/?p=2000
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Heikki Hietala
Nov 5, 2021
3D printing 7 segment display LED TPIC6B595N
As it happens, Haaga-Helia University of Applied Sciences has a full-fledged studio for our communication students and other needs related …
More Video insert length indicator with large LED segment displays and ESP32 → https://www.sabulo.com/sb/?p=2006
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Heikki Hietala
Mar 30, 2021
Arduino ESP32 development board Internet of Things (IoT) PHP
It’s been a while since my last post, apologies for that. It must be that the corona restrictions also make …
More Humidity and temperature data on IoT → https://www.sabulo.com/sb/?p=1991
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Heikki Hietala
Dec 18, 2020
7 segment display 74HC595 Arduino LED
As you may recall, I had a post on the large (10 cm or 4″) 7 segment display earlier, when …
More Home made large 7 segment LED display → https://www.sabulo.com/sb/?p=1968
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Heikki Hietala
Aug 14, 2020
Arduino grove Seeed studio
Hi all, it’s time to return to the mines and start delving for more fun and educational Arduino stuff! In …
More Back in business with the Seeedstudio Grove Arduino kit → https://www.sabulo.com/sb/?p=1948
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