Feature: Active buzzer, no frequency signal, only need to offer signal to level can soundSuitable for button prompt, prompt warning and so on Specification: Size: 26 * 21mmVoltage: 5VPort: Digital levelPlatform: , microcontroller Package includes: 10 x Activ..
Introduction to RC522 chip:
MF RC522 is a high-integration read/write card chip used in 13.56MHz contactless communication.
It is a good choice for the development of smart meters and portable handheld devices.
The MF RC522 utilizes advanced modulation and demodulation concepts a..
Features:TCRT5000 sensor of infrared emission diode constantly launch infrared, the infrared ray is emitted when the intensity of reflected back has not been reflected or but is not big enough, the light activated triode has been in the off state, the output end of the module at this time for the ..
1, Onboard TTP223 capacitive touch a single bond induction IC.
2, Board level indicator.
3, Working voltage: 2.0 V to 5.5 V.
4, The size of the PCB board: 29 (mm)x16 (mm).
10 x TTP223 Capacitive Touch Switch Digital Touch Sensor Module..
Description:This product is based on the actual needs of the family factories and pumping and the detection of the pool (water tower) to control the water level to achieve controlWith a small, simple wiring, low power consumption, high switching capacity, interference is strong, functional stability..
Feature: This is a touch keypad function by measuring the capacitance of 16 electrode points.This compact inexpensive keypad can be connecting to any Capacitive module. In our catalog, you can find 16 Keys Capacitive touch modules which bases on TTP229 and connecting to the microcontroller ..
1. It can detect the flame or the light source with the wavelength in the range of 760 nm to 1100 nm. The flame distance of the lighter is 80 cm. The larger the flame, the farther the test distance is.2. The detection angle is about 60 degrees, which is especially sensitive to the ..
Description:1. This is a commonly used Grayscale Sensor that uses a TCRT5000 reflective black and white line to identify sensor components. The principle of the sensor is to use the different reflectivity of infrared to color and convert the strength of the reflected signal into a current signal. Wh..
PCB size: 1.5 x 1.9cm
Working voltage: 5V
Output high level when receive laser signal
Output low level when not receive laser signal
The sensor uses a non-modulated laser receiver, please use indoors where no light, sunlight or other fixtures may interfere, recommended fo..
Name: MPU-6050 module (three-axis gyroscope + triaxial accelerometer)
2.54mm pin spacing
MPU-6050 Accelerometer + Gyro
The MPU-6050 sensor contains a MEMS accelerometer and a MEMS gyro in a single chip. It is very accurate, since it contains 16-bits analog to digital conversion ha..