Arduino tehNiq

   I buy an interesting ESP32 development board module because it has built-in OLED display drived with SSD1306 chip (is classc 0.96" O...

   At begin of this year I find article  Mini led clock  and I test using changed sketch ( mini_clock_1a.ino ) and schematic    Also, ...

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

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

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

   I give an 1.8" TFT display with 128x160 resolution. It use ST7735 as driver.    I wanted to use together with an ESP32 developmen...

   A reader of my sites and blogs, Mr. Liviu Hinoveanu wanted to replace classical DRL module made with 555 with Attiny85 programmed in Ar...