The ESP8266 downloads the OTA for the Arduino Pro Mini from a URL on an http server, then powercycles the Pro Mini pulsing PC6/RESET, during which it also drives the Mini's DTR low. After RESET goes ...

This shield is used to flash my Arduino Pro Mini with OptiBoot bootloader and to upload sketch ... Nothing special to say, it's just some wiring, ICSP pins for programming (Power+SPI+Reset), FTDI ...

Everything is driven by an Arduino Pro Mini. The lights are APA106 LEDs; a 4-pin through-hole package version of the WS2812 pixels. You could easily substitute these for the surface mount ...

is noticeably bigger than the Arduino Pro Mini. Next, I look at the schematic provided by SparkFun. The reason I did that is because I know for a fact that if you are trying to program this board with ...

This clock gets the current time and date using the DS3231 RTC module and then this time is displayed on Neo-Pixel LEDs using Arduino Pro Mini. The DS3231 is a low-cost, accurate Real Time Clock that ...

The main change – the control electronics were replaced by an Arduino Pro Mini (16Mhz model). He soldered all the modules on a prototyping board and, although admittedly a bit heavy, the little ...

There’s now another similar option with the appropriately named DipDuino board equipped with a Microchip Atmega328P MCU compatible with Arduino Pro or Pro Mini boards ... 1x Micro USB port for power ...