Huayao 8-Channel Relay Module Feature: Can be used as microcontroller development board module can be used as home appliance control 5 V-12V to TTL control signal The control signal DC or AC, 220V AC load can be controlled There is a normally open and one normally closed contact A power indicat...

Arduino is an open-source hardware and software platform where users can create tremendous electronic projects using programming via Arduino IDE, which users need to download directly from Arduino.cc. Since Arduino is open source, ELEGOO got the chance to make the same UNO R3 board which is fully co...

This is a great add-on to arduino or raspberry pi, It comes with more than 500pcs sensors and components, all components are carefully bagged, most of them bagged separately, with combined bags pretty logical.The box is large enough, you can easily to repack all the stuff back into the box . We prov...

1、 support the full range of STM32 SWD debugging interface, a simple 4-wire interface (including power), fast, stable; interface definition housing directly marked! Do not need to read the manual; 2、 support the full range of STM8 SWIM download debugging (common development environments such as IA...

Specification: 1. Dimensions: 50.5mm * 38.5mm * 18.5mm 2. Weight: 31g 3. PCB color: black 4. board around with four fixed screw holes, hole diameter 3.1mm, easy to install and fixed 5. Relay selection of high-quality loose relay, single-pole double-throw. A common end, a normally open end, a normall...

Product Name : 8-Channel Relay Module;Output Channel : 8 Power Supply : 5V;Load Voltage : AC 250V 10A,DC 30V 10A Total Size : 137mm x 56mm x 17mm/ 5.4" x 2.2" x 0.7" (L*W*H); Mounted Hole Size : 3mm/ 0.12" Mounted Hole Center Distance : 132 x 50mm/5.2" x 2"(L*W); Material : Electric Part Weight : 12...

IntroductionSunfounder 5V 2-Channel Relay Module Be able to control various appliances, and other equipments with large current.A relay can be used to control high voltages with a low voltage by connecting it to an MCU. The 2 relays on the module are independent of each other, once a relay is trigge...

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Heart-Rate Sensor Module, MAX30102 Blood Oxygen Sensor, Compatible with Arduino STM32Parameters:LED peak wavelength: 660nm/880nmLED power supply voltage: 3.3~5vDetection Signal Type: Optical Reflection Signal (PPG)Output Signal Interface: I2C InterfaceCommunication Interface Voltage: 1.8 ~ 5VInterfa...

Using FreeRTOS and libopencm3 instead of the Arduino software environment, this book will help you develop multi-tasking applications that go beyond Arduino norms. In addition to the usual peripherals found in the typical Arduino device, the STM32 device includes a USB controller, RTC (Real Time Clo...