AD8232 ECG Module with Arduino – Heart Rate Monitor

AD8232 ECG Module interfacing with Arduino

This topic will explore the pin configuration, interfacing with microcontroller/Arduino, features, and applications of AD8232 ECG module. The module AD8232 uses AD8232 analog IC. AD8232 IC is the main component of this ECG module. This chip performs three functions on small bi-potential signals in noisy conditions, such as extraction, amplification, and filtration. The final filtered … Read more

Interfacing RCWL-0516 Microwave Radar Sensor with Arduino

RCWL-0516 with Arduino Motion Detection

In this user guide we will learn to interface RCWL-0516 microwave radar sensor module with Arduino and program it for motion detection. We will discuss the components of RCWL-0516 sensor module, pinout, configuration, features, specifications, interfacing, 2D model, and applications. We have similar guide with ESP32 and ESP8266 NodeMCU: Recommended Components The following components are … Read more

TEENSY 3.2 Development Board – Getting Started Tutorial

TEENSY 3.2 pinout diagram

TEENSY Development Boards are quite famous for small projects, either for a hobbyist or designing small robots or entertainment stages. One of such boards is a TEENSY 3.2 Development Board made by PJRC. It is a bread-board compatible, USB development board of K20 Sub-Family with a 32-bit ARM Cortex-M4 microcontroller unit to implement different prototypes … Read more

TTP224 Four-Channel Touch Detector Module with Arduino

TTP224 interfacing with Arduino

TTP224 is a non-contact four-channel touch sensor IC designed to replace traditional buttons for effortless control. As the name suggests, it has four touch keys. It works by detecting the input capacitive touch and varying the capacitance to trigger the switch. Powering this IC needs only a few volts. It comes with an auto-calibration attribute … Read more

STM32F103C8T6 Blue Pill Development Board

STM32F103C8T6 Blue Pill pinout diagram

STM32F103C8T6 is one of the mid-range microcontroller units of the STM32F103x8 family based on RISC architecture. An integrated Blue Pill Development Board was introduced as a low-cost board as an alternative to STMicroelectronics STM discovery boards. The price of Blue Pill is around 2-3$. STM32F103C8T6 microcontroller comes with GPIO pins, processor, memory, USB port, Analog … Read more

ATtiny2313 8-bit AVR Microcontroller

ATtiny2313 pinout diagram 8-bit AVR Microcontroller

ATtiny2313 is one of the small Flash technology-based microcontrollers based on RISC architecture. An integrated IC with GPIO pins, processor, memory, and other peripherals. A low-power, hi-tech chip introduced by Microchip has a speed of 12 million instructions per second and a data EEPROM of 128 Bytes. It finds its applications from domestic devices to … Read more

PIC12F508 8-bit PIC Microcontroller

PIC12F508 8-bit PIC Microcontroller

PIC12F508 is an 8-bit middle range microcontroller from Microchip. Here, PIC stands for Peripheral Interface Microcontroller. PIC12F508 is a cost-effective, high-performance flash microcontroller that permits us to add intelligence to our projects. It comes with a high-performance RISC CPU with only 33 single-word instructions. All instructions take one cycle to execute except for the branch … Read more

2N5089 NPN Amplifier Transistor

2N5089 pinout diagram

2N5089 is an NPN amplifier bipolar junction transistor. It operates as a switch in saturation mode and as an amplifier in the active region. The silicon-based transistor is designed mainly for audio signal amplification to amplify the weak base signal and produce a strong output signal at the collector terminal in low power systems. This … Read more

WS2812B Addressable RGB LED Interfacing with Arduino

WS2812B Addressable RGB LED interfacing with Arduino

WS2812B is the most popular addressable RGB LED. Whether used for decorations or hobby projects, they are used for their easiness, bright colors, low required voltage. Most importantly, it contains an internal integrated driver that helps to control the color and brightness of RGB LED with a programmable feature. This programmable feature makes it smart … Read more

2N5457 General Purpose N-Channel JFET

2N5457 Pinout diagram

2N5457 is a general-purpose N-channel Junction Field Effect Transistor with Drain and Source interchangeable feature. It operates in depletion-mode and requires reverse biasing to turn off. Because depletion types MOSFETs act like a normally closed switch. It has high (AC and DC) input impedance, contrary to other MOSFETs.  It is a CMOS technology device used … Read more