Optical sensor module in smoke alarm application program

A smoke alarm is a device used to detect smoke and sound an alarm and is widely used in a variety of places such as homes, offices, and commercial buildings.

What is carbon film resistor development trend?

Carbon film resistor is an electronic component with carbon film as the resistive material, which is used for resistance adjustment and current limiting in circuits. Carbon film resistors are characterized by small size, high power, good stability, l...

PCA9554PW 16-bit I/O Expander Chip from NXP Semiconductors

The PCA9554PW is a 16-bit I/O expander manufactured by NXP Semiconductors (formerly Philips Semiconductors). It utilizes I?C bus control and can expand an I?C bus controller from 8 I/O ports to 128 I/O ports for applications that require a large numb...

Optimal Non-Volatile Memory for Real-Time Data Logging

Non-volatile memory is a storage device that can retain data in the event of power failure. In real-time data logging applications, a reliable non-volatile memory is required to store data so that it can be restored after a power loss or system resta...

What is an optical sensor

An optical sensor is a device that senses light signals and converts them into electrical signals. It utilizes the optical principle to realize the detection and control of the environment by measuring the intensity, wavelength, frequency and other p...