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DRV8833 Dual Motor Driver Features Today, speed and direction control of DC motors is very important and useful. The H-bridge circuit is one of the most common techniques to control a DC motor. The DRV8833 dual-channel module uses this technique to control two DC motors.This dual H-bridge motor driver can drive two DC motors, a stepper motor or other inductive loads.The driver supply voltage is 2.7 to 10.8V and the allowable continuous current is 1.5A and the maximum allowable current is 2A.Some common...

DRV8825 Stepper Motor Driver Features The DRV8825 module is used to drive a bipolar stepper motor. Only by two pins, you can control the rotation direction and rotation steps of the motor. By each signal sent by the spin step pin, the motor shifts one step. The key features are:This driver has 200 steps per revolution in full step (1.8 degrees per step).Allowable continuous current per phase without cooling: 1.5AMaximum current per 24V for each phase: 2.5AMotor voltage: 8.2 to 45VThe minimum allowed ...

5 Direction Joystick Button Module Features The 5 direction joystick button module is actually a combination of 5 pushbuttons that can be used in simple games. It is capable of connecting to a variety of microcontrollers. this module has 5 keys: Up, Down, Left, Right, Middle; And two additional keys: Set and Reset. This module works based on a common pin, COM. This means that by pressing each key, the related pin will connect to COM pin. 5 Direction Joystick Button Module Pinout This Module has 8...

LM393 Voltage Comparator Module Features The LM393 amplifier module can be used to compare an input voltage with a predetermined voltage level. The LM393 IC contains 2 op-amps that are completely independent. In LM393 comparator module, only one of the op-amps is used and the other is not connected. The module compares input voltage with the desired voltage level, and produces a digital output. The voltage level can be any value between the module positive and negative supply voltages. This voltage lev...

MPU9250 9-Axis Gyro Accelerator Magnetometer Module Features The MPU9250 9-Axis Gyro Accelerator Magnetometer Module can provide acceleration, angle change and magnetic field on 3 axes x, y and z with high speed and accuracy. This module also features an embedded temperature sensor that can measure the temperature range between -40 to +85 degrees Celsius. The communication protocol of this module is I2C. MPU9250 9-Axis Gyro Accelerator Magnetometer Module Pinout Thi...

MPR121 Touch Keypad Features Switches are one of the most widely used components in electronics. A keypad is a set of keys or buttons arranged in a block. This capacitor touch keypad includes 12 keys and MPR121 IC on the back of the PCB.Other features:Operating voltage: 3.3VCommunication protocol: I2COperating temperature range: -40°C to +85°C You can download the datasheet of the this module here.[wpdm_package id='20626'] MPR121 Touch Keypad Pinout This Modul...

TTP224 Capacitive Touch Sensor Module Features This 4 Channel Capacitive Touch Sensor Module uses the TTP224 IC and is actually a combination of 4 capacitive touch sensors. This module has 4 outputs, by touching each button from 1 to 4, the corresponding output will be High. There are also 4 LEDs on the module that will turn on by touching each button. TTP224 Capacitive Touch Sensor Module Pinout This module has 12 pins and 4 touch buttons:6 pins on the Right:OUT1: ...

MPR121 Capacitive Touch Sensor Features The MPR121 capacitive touch sensor module is a high-precision touch sensor. This module has 12 touch buttons and supports I2C communication and can be easily interfaced with any microcontroller. There is no regulator on the board, so the supply voltage should be between 1.7 to 3.6VDC. MPR121 Capacitive Touch Sensor Pinout This module has 18 pins:6 Pins on the left:VCC: Module power supply – 3.3VIRQ: Interrupt outputSCL: Se...

AD8232 ECG Module Features The AD8232 sensor can provide you to monitor electrocardiographic or ECG signals. Analyzing these signals prepares useful information about heart function, such as heartbeat rate, heart rhythm, and other information regarding the heart’s condition. This module can be connected to a microcontroller on one side and to specific parts of body on the other side using 3 special electrodes. The signal received through the electrodes can be seen in the analog output of the sensor. ...

AD9833 Signal Generator Module Features In many projects we need a signal with a specific waveform and frequency. The AD9833 signal generator module is a low-cost module for such applications. This module is capable of generating sine, triangular, square and half-square waveforms. You can adjust the frequency of generated signal from 1Hz to 12.5MHz. The communication protocol of this module is SPI. AD9833 Signal Generator Module Pinout This module has 7 pins:Ref: Re...