Plug the RFID module into the breadboard with enough space around it. Connect the VCC pin to the Arduino's 3.3V (not 5V), and GND to the ground rail. For the data connections, wire SDA to Pin 10, SCK ...

MySondy GO LoRa32 is an ESP32-PICO-D4 board with a 433 MHz LoRa module and a 0.96-inch OLED designed to track ...

The Raspberry Pi is a credit card-sized computer capable of running full-fledged Linux distributions such as Raspberry Pi OS, ...

Since I had a spare ESP32 lying around, I tried building a smart dashboard that pulls metrics from the other smart devices in ...

CrowPi 3 is a Raspberry Pi 5-powered all-in-one portable AI learning and development platform with a 4.3-inch touchscreen display, plenty of plug-and-play electronic modules, a breadboard area, and ...

The module also needs a DC/DC converter (5V to 200V) . ├── src # library source ├── include # library includes ├── arduino │ ├── arduino ... KiCad files for 2.00mm to 2.52mm 8 pin adapter └─── ...

4 and 19 pins are used to adjust the display contrast through a resistor. I use a 1 Mega Ohm variable resistor. Acceptable contrast ~270kOm.