I have too many chargers now. I wonder if I can customize a switching power supply to integrate the chargers for mobile phones, PSP, laptops, etc. into one switching power supply and connect them to d...
[size=3]I have been collecting security calculation tools recently. If there is a security calculator, can you discuss with me? [b]Are there things that need to be calculated in security projects? [/b...
The output voltage of the control chip is 3.3v, vcc is 7.2v, the motor current is 0.11A, the motor is loaded, the pull-up resistor in the circuit diagram is not soldered, as long as the motor rotates ...
The 3700 Series Mainframes have a wide range of markets and applications. The main sales target is production / functional testing of electronic products and equipment. These are the main target custo...
It is known that the clk_in clock is 50MHZ, and I am using TI DSP C6455. The main frequency of this chip is 1GHZ. 1. What is the operating frequency of the CPU after the DSP is powered on? Is it 50MHZ...
Course Description
STM32WB is a new generation of wireless dual-core IC, supporting multiple mainstream 2.4GHz protocol stacks, including: BLE, ZigBee, Thread, etc. It also supports static and dynamic...
eric_wangST Sensors & Low Power Wireless Technology Forum
In recent years, the market for mobile/portable devices such as smartphones and laptops has continued to grow rapidly. While these products continue to integrate more new features to enhance the ...[Details]
1. Introduction
Light control circuit plays a vital role in urban street lamps or corridor lighting. With light control circuit, the lights can be automatically turned on and off according to ...[Details]
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[Details]
1. Disadvantages of choosing too high a voltage level
Choosing too high a voltage level will result in too high an investment and a long payback period. As the voltage level increases, the...[Details]
1 Development of LED Film and Television Lighting
1.1 The significance of developing film and television lighting
Lighting power consumption accounts for a large proportion of the total p...[Details]
Leakage current is generated by parasitic resistance paths between the measurement circuit and a nearby voltage source. This current can significantly reduce the accuracy of low current measurement...[Details]
Mobile phones, MP3s, tablet computers, laptops, digital cameras, handheld game consoles, navigation devices, etc., all these mobile devices are powered by mobile batteries, and the battery life is ...[Details]
1 Introduction
Fieldbus is a serial, digital, multi-point communication data bus between field equipment/instruments installed in the production process area and automatic control devices/syst...[Details]
Today, fleet management innovation has made great progress. Whether trucks, buses, taxis or other means of transportation, wireless satellite positioning systems are used to enable dispatchers to u...[Details]
"Multimeter" is the abbreviation of multimeter, which is an indispensable tool in our electronic production. The advantages of multimeter are that it has many uses, a wide range, an...[Details]
With the rapid development of information technology represented by computers, semi-physical simulation technology plays an important role in many military and civilian fields such as aerospace and co...[Details]
This paper first proposed an elevator controller algorithm based on a finite state machine, and then designed a three-story elevator controller based on the algorithm. The correctness of the elevat...[Details]
In the 1980s, DCS (digital distributed control system) began to enter the field of power plant automation control. Since its positive effects on production safety and economic benefits are unmatche...[Details]
Conventional crystalline silicon solar cells are made on high-quality silicon wafers with a thickness of 350-450μm, which are sawn from pulled or cast silicon ingots. Therefore, more silicon materi...[Details]
1. Interrupt number
2. The use of interrupt and using in C51 interrupt
The basic structure of the 8051 series MCU includes: 32 I/O ports (4 groups of 8-bit ports); two 16-bit timer ...[Details]
Embedded System
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