Tuesday, July 3, 2018

128x160 1.8" TFT display with ST7735 controlled by ESP32

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   I give an 1.8" TFT display with 128x160 resolution. It use ST7735 as driver.    I wanted to use together with an ESP32 developmen...
5 comments:
Thursday, November 2, 2017

"Daytime Running Light" module (DRL) with ATtiny85

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   A reader of my sites and blogs, Mr. Liviu Hinoveanu wanted to replace classical DRL module made with 555 with Attiny85 programmed in Ar...
1 comment:
Thursday, September 28, 2017

4-digit 7-segment led display thermometer using 1N4148 diode

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original version (written in Romanian)    You can made a cheap thermometer using few components: clone Arduino board (in my case, I use Ar...
Monday, August 21, 2017

Revival and use the Arduino ESP8266 Wifi Shield Version 1.0 by Wang Tongze

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   Some time ago (2015) I bought "Arduino ESP8266 Wifi Shield Version 1.0 by Wang Tongze" without more documentation... neither n...
Wednesday, July 12, 2017

0-30V/0-7A Power Supply Unit with LM723 and Arduino volt & ampermeter

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original article (in romanian language)    Dragos, known under albasete name from elforum (romanian electronic forum)  made an useful p...
32 comments:
Saturday, May 6, 2017

Dynamic lights with CMOS integrated

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   A few few years ago (in 1995), Tehnium magazine publish an article send by me 😀 (then I was a young student) in nr. 1/1995 ( see magaz...
Monday, May 1, 2017

Gear Shift Indicator

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   For car tunning enthusiastic like my friend George I design a Gear Shift Indicator based on my  old article  when use just keys, diodes...