A-7720-WC26F501B

0 Introduction With the development of society, people pay more and more attention to security work. Monitoring products have been used in various fields instead of being used only in importan...[Details]

Problems such as the depletion of natural resources, air pollution, traffic congestion, and rising fossil fuel prices have forced societies and individuals to seek alternative means of transportati...[Details]

Motors, especially those with brushes, generate a lot of noise. This noise must be dealt with if the appliance is to meet the requirements of EMC standards. The means to solve EMC are nothing more ...[Details]

LED is the abbreviation of the English word. Its main meanings are: LED = Light Emitting Diode, a solid-state semiconductor device that can convert electrical energy into visible light. It can dire...[Details]

1 Introduction With the rapid development of my country's economy, the country has introduced a series of policies such as preferential policies, subsidy policies, and old-for-new policies, wh...[Details]

1. Electromagnetic compatibility design Electromagnetic compatibility refers to the ability of electronic equipment to work in a coordinated and effective manner in various electromagnetic env...[Details]

Modern communication equipment, portable electronic products, laptops, electric vehicles, small satellites, etc. generally use batteries as power sources and are widely used. However, the batteries...[Details]

0 Introduction The PTZ controller designed with a single-chip microcomputer as the core can control the camera to move over a large range and at a wide angle in monitoring situations, so that ...[Details]

Design Considerations After the long-term deployment of smart meters (automatic meter reading infrastructure), a two-way communication will be established between the utility and the consumer. The ...[Details]

Preface In the current frequency conversion device test scheme, the control of the local oscillator signal source by the measurement system is a very difficult problem (except for the fixed lo...[Details]

0 Introduction Learning single-chip microcomputers is a very practical process. At present, single-chip microcomputer laboratories are basically built with hardware simulation equipment. Due to...[Details]

1. AC LED is not a fundamental change in the device. In other words, there actually does not exist an LED chip that works with an alternating electric field mechanism. The AC LED that is now a...[Details]

At present, LEDs are all driven by DC, so an LED adapter, i.e., LED driver power supply, needs to be added between the mains and the LED. Its function is to convert the AC mains into DC power suita...[Details]

1 Overview Among all kinds of instruments, transmitters are the most widely used and common. Transmitters are generally divided into pressure transmitters and differential pressure transmitter...[Details]

Reset and watchdog circuit WDT connects to P1.20/TRACESYNC; CRST connects to reset (pin 57) (the low level valid flags on CRST and reset are not printed out.); nTRST connects...[Details]