These days, a lot of embedded projects feature some sort of screen, and a screen often creates a desire for a nice user interface. [Geoffrey Wells] has created a tool for developing web interfaces for ...

or located under the following github pages github.io. Additionally in combination with the technical datasheet of microchip PCF8574-Datasheet. PCF8574_I2C::PCF8574 pcf{0x20, &Wire}; void setup() { ...

In the world of electronics and microcontrollers, optimizing resources is a paramount concern. Enter the I2C protocol, a two-wire communication protocol that has revolutionized device interaction.

The Advanced KeyPad Library is used to connect a 4x4 Kepad by using a PFC8574 I2C-Interface. The Programming Interface is based on the I2CKeyPad library by Rob Tillaart, but with a complete new ...

In this project, we have the above mentioned components and the working is quite east to understand .The input will be taken from the user through the matrix keypad. At first we have to give The Hour ...

The accurate and precise transport of the small amounts of the liquid by the syringe pump is widely used in many fields. In this paper, an Arduino-based syringe pump is fabricated using the computer ...

Raspberry Pi HAT is an add-on board for Raspberry Pi with the same dimensions as Pi. It can directly fit on the top of Raspberry Pi and doesn’t require any further connections. There are hundreds of ...

ESP32 - Digital Voltmeter using old style ADC conversion method. ESP32 - Digital Voltmeter using old style ADC conversion method. High precision, good stability , negative and positive Voltages !