Sunday, August 26, 2018

WebServer with ESP32

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   I buy an  Geekcreit® ESP32-DevKit  development board and I want to test quickly, so I use information from article  ESP32 Web Server – ...
Friday, August 24, 2018

Show Temperature and Humidity as WiFi SSID with ESP8266 and DHT22 Sensor

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   I use informations from article  Show Temperature and Humidity as WiFi SSID with ESP8266 and HTU21D Sensor , just change sensor. Instea...
Saturday, August 18, 2018

128x128 1.5" OLED display with SSD1327 controlled by ESP32

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original article    I received an interesting display for test (OLED technology, 128x128 resolutios, SSD1327 driver) for made to work wi...
8 comments:
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...