FEDERAL WAY, Wash. – A stout 200 free relay put Auburn’s first points on the board at the 2025 Women’s NCAA Championships on Wednesday. With two more days of swimming and diving remaining ...

Sure, folks have been building hobby projects with microcontrollers built in before Arduino, but the combination of a standardized board, a wide-ranging software library, and abundant examples to ...

The Adafruit Metro RP2350 is a Raspberry Pi RP2350 development board ... existing Arduino shields. Key features include 37 GPIOs, a microSD card slot, a 5V buck converter (6–17V input), an onboard RGB ...

Fig. 2 shows the circuit diagram of the automatic school bell. It is built around Arduino Uno R3, 16×2 LCD display with I2C (MOD1), DS3231 RTC, 4×4 matrix keypad, 5V SPDT relay, 230V AC call bell, and ...

Whether you’ve got antsy kids at home or in the classroom, a good board game can keep the little ones entertained for hours — not to mention help strengthen their critical-thinking skills.

Seeed Studio’s XIAO 6-Channel Wi-Fi 5V DC Relay is a compact ESP32-C6 Wi-Fi relay board built around the XIAO ESP32C6 module ... On top of that, you have the option of using Arduino IDE, ESP-IDF, or ...

The MCP4725 is an I2C single channel 12 bit Digital to Analog Converter (DAC). It is possible to have up to 8 MCP4725 on one I2C bus. The MCP4725 supports 100 KHz 400 KHz and 3.4 MHz bus speeds. The ...

As a MOS FET relay, the device is voltage-driven, removing the need for input side resistor selection, while freeing up additional board space. As applications become smaller and more complex, ...

This library allows use of the CN0349 Board, the AD5934 chip, and/or the ADG715 chips to read temperature and impedance/admittance The AD5934 chip needs to be calibrated to correctly measure the ...

For the experiment, a low-cost system consisted of an Arduino Mega 2560 with an Ethernet Shield connected to a pH sensor and a four-channel relay. In this relay, two 12 V peristaltic pumps, a magnetic ...