When I used AD software to design a 6-layer board, I found a phenomenon. My fourth layer is the POWER layer, which divides the system power supply. When I need to drill vias for network connection, I ...
I wrote a low-power program for STM32, using RTC to wake up, but I found that it never wakes up. Once I turn on DEBUG, when debugging in KEIL, if I set or stop a breakpoint, I can wake up. Strange:My ...
Since Huawei was first included in the Entity List in May 2019, the total number of Huawei subsidiaries included in the US "Entity List" has reached 152.
It's another restless night! Last night, the U...
Multifunctional debugging and testing assistant - complete PCB engineering package format description: protel99se [b][color=#ff0000] Friends who need it can directly take it to make a plate, but pay a...
(I) The compiler of c6x is "cl6x.exe". Method of use Cl6x [options] [filenames] Cl6x: Compiler Options: Compiler options Filenames: C or assembly source file Description: Compiler options are one or t...
Please help me!!! Urgent, urgent!!! :Sad: I programmed with msp430f1122, using IAR5.3 version, the emulator is from Lierda, the emulator is set to the right chip, and other settings are basically corr...
1 Introduction
The high temperature tester is mainly used for temperature tracking measurement and data acquisition during the heating process. By systematically analyzing the test data, the...[Details]
This article discusses how to wake up a touch-sensitive device such as a tablet without touching the device, using basic gesture recognition and novel proximity sensors. The article discusses the p...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guang...[Details]
China's new energy vehicles are in a transition period from research and development to real industrial development. In 2012, with the intensive launch of new energy vehicle policy planning, the de...[Details]
1 Introduction
PROFIBUS is an international, open, and manufacturer-independent fieldbus standard. It is widely used in manufacturing automation, process industry automation, and automatio...[Details]
LED lighting: Basic circuit design can be completed in as little as one day
Semiconductor manufacturers are also getting involved in the LED lighting business. The power circuit of LED req...[Details]
Today, with energy becoming increasingly scarce, the utilization of natural energy has become the focus of people's attention. Among various natural energies, the endless solar energy is highly fav...[Details]
0 Introduction
Under normal circumstances, the three-phase power in the power system is symmetrical, and they meet certain amplitude and phase conditions; but when the load changes, the syst...[Details]
The ARINC429 bus is one of the most commonly used communication buses between various subsystems of avionics. As the "skeleton" of modern avionics systems, once the bus system or the attached airbo...[Details]
Nowadays, more and more people have digital cameras. The convenience and speed of digital cameras have gradually replaced film cameras and become the main tool for people's daily photography. The n...[Details]
The power consumption of a switching power supply includes fixed losses caused by parasitic resistances such as semiconductor switches, magnetic components, and wiring, as well as switching losses ...[Details]
Currently, high-frequency and high-efficiency DCDC converters are increasingly used in automotive electronic systems.
High switching frequency can use smaller power inductors and output filter...[Details]
Features
POE technology can ensure the safety of existing structured cabling while ensuring the normal operation of the existing network and minimizing costs. The IEEE 802.3af standard is ...[Details]
1 Introduction
With the development of computer technology and information technology in the world, the global information age has arrived. All countries are formulating their own development p...[Details]
1 Introduction
Automatic Test
System The ATS (Automatic Test System) integrates all the stimulus and measurement equipment required for testing.
The computer
efficiently comp...[Details]
PCB Design
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