Search Results for : GPIO pins

A ESP8266 temperature logger project from Facelesstech: I decided to use the esp-01 module because I only need 2 GPIO pins since I was using the DS18B20 temp sensor and the WS2812 LED. This made the hardware really cheap and easy to reproduce too. I normally use FTDI boards when it...

Patrick Van Oosterwijck has published a LiFePO4 battery solution for Raspberry Pi that will also act as UPS power supply: The project is built on top of a LiFePO4wered/USB module. A small board is added with an MSP430G2131 microcontroller that takes care of monitoring input and...

A WiFi (Wireless Fidelity) is a technology that uses the 2.4GHz UHF and 5GHz SHF ISM radio bands to allow devices such as computers, smartphones, digital cameras, tablet computers, etc. to network. Nowadays the WiFi technology is being used by cities to provide free or low-cost Internet...

EswarD2 @ instructables.com has build an Arduino based door lock using Arduino UNO, a keypad and a servo motor. This a door lock built as fun project.It is quite easy to build and a fun way to learn and improve your knowledge of arduino.I tried to add a 16*2 display but there werent...

educ8s.tv shows us how to build a graphical user interface on Raspberry Pi using TkInter and Python. Having a Graphical User Interface (GUI) on a touch screen makes controlling your Raspberry Pi so much easier. With Python and TkInter one can develop his own GUI very easily. In this...

Zak's Electronics Blog published a new library and breakout board for MCP2221 USB to UART interface IC: This is a library for interfacing with the HID features of the MCP2221 USB to UART and I2C/SMBus serial converter from Microchip. The converter includes 4 GPIO pins, 3x 10-bit...

RPGA Feather by Oak Development Technologies is an RP2040 and iCE40FPGA-powered development board in an Adafruit Feather form factor. The board is tiny and features an MCP73831 1S LiPo charger, a USB 2.0 Type-C connector for power and programming, and an RGB LED driven by the...

The addition of a camera module or developer board improves the device's ability to record and interpret visual data, allowing for more advanced and diverse applications. With the rise in visual recognition techniques, the selection of camera modules becomes a crucial part also...