Shenzhen Changjiang Connector Co., Ltd. is a world-leading professional connector manufacturer with 20 years of experience. Its products mainly include wire-to-board connectors, board-to-board connectors, wire-to-wire connectors, wire harness processing and connector design, mold development and manufacturing. It is compatible with international brand connectors from Europe, the United States, Japan, South Korea and other countries.
At present, the main failure form of electronic equipment is thermal failure. According to statistics, 55% of electronic equipment failures are caused by temperatures exceeding the specified value. As...
[size=4][color=#000000][backcolor=white]I used to know that microcontrollers are timers, state machines, and interrupts. The combination of these things is very efficient. But since I took over the de...
Comparison of three basic amplifier circuits1. The input impedance and output impedance range from tens of ohms to hundreds of kiloohms. What causes this? How to select the application based on the in...
The original plan was to debug the SPI device, but due to the difficulties encountered, I searched for information in many places but could not find a solution, so I had to put it aside temporarily. I...
Activity link: Free evaluation of Pengfeng Artix 7 FPGA development kitEvaluation summary ( updated on July 26, 2021 ):@cruelfox[Perf-V Evaluation] Development Board Circuit Analysis and Xilinx Softwa...
I received a schematic today and was ready to start working on it. But when I opened AD19, it was stuck. The opening speed was OK, but it was stuck when zooming in and out of the schematic. It took a ...
In the design of many 3C electronic products, the voltage ranges used by various electronic components, including the central processing unit (CPU), chipset , graphics chip and memory, are diff...[Details]
Experimental requirements
: Use port P0 to interface with the determinant keyboard to write a keyboard scanning program to display the key code entered by the key on the digital tube.
//This is the ...[Details]
1 Arm
2 Mounting
3 Rotating column
4 Base frame
5 Balancing system
6 Inline wrist
7 Link arm
Disassemble hand shaft 4-5-6
Tools to remove the robot...[Details]
Abstract: In order to generate and analyze signals without high sampling frequency requirements, a sound card is used to replace the expensive data acquisition card for sampling and output. The vir...[Details]
1. Single channel 6bit TTL interface LCD panel
The single-channel TTL 6-bit interface is generally only used in small-size, low-resolution LCD panels. The following takes the 12.1-inch LCD pan...[Details]
Recently, the Ministry of Industry and Information Technology has adjusted the frequency usage plan of the 230MHz frequency band used by narrowband wireless systems in the power, water conservancy ...[Details]
On August 20, Xiaomi Group released its second quarter financial report this year. Xiaomi Group's total revenue in the first half of the year was RMB 95.71 billion, a year-on-year increase of 20.2%; ...[Details]
The world has been suffering from electric cars for a long time. There are a series of problems such as short battery life, slow charging, and easy slumping in winter. Many people are still reluctant...[Details]
When using STM32, a part of the internal 1flash can often be allocated as a data storage area (EEPROM) to save data after power failure. The N76E003 microcontroller can also achieve similar functions...[Details]
Chinese battery maker CATL has broken ground on a new factory in Beijing. The factory, jointly invested by CATL, BAIC Group, Xiaomi Motors and Beijing Energy Technology, will be built in two phases...[Details]
Today’s mobile phones must support not only cellular frequencies, but also non-cellular features for mobile TV, Bluetooth, WLAN, and location-based services. As the space available for antennas shrink...[Details]
According to foreign media AndroidPolice, just the day after Motorola pushed the first batch of Android 11 updates to Moto G8 and Moto G8 Power, Moto Edge + finally received the Android 11 upda...[Details]
Blind source separation refers to the process of separating each source signal from the aliased signal (observation signal) when the theoretical model of the signal and the source signal cannot be acc...[Details]
========================== Reset/Clock Control ==================== ===
1. Clock Security System (CSS)
After the clock safety system is activated, the clock monitor will monitor the external h...[Details]
Digital control systems can bring many advantages to designers, such as the ability to perform advanced calculations and reduce costs. Therefore, when implementing a digital motor control system, t...[Details]
Test/Measurement
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