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.
1. Common errors in schematics:(1) ERC reports that the pin is not connected to the signal: a. The I/O attribute is defined for the pin when creating the package; b. The inconsistent grid attribute is...
1. Introduction to CPK-RA6M4 development board
This development board is designed based on Renesas R7FA6M4AF3CFB, and it has the following features:144-pin LQFP package200 MHz Arm Cortex-M33 core with...
Over the past 20 years, IEEE 802.11, commonly referred to as Wi-Fi, has grown from 2 Mbps to Gigabit-plus speeds, a 1,000-fold increase in throughput. The standard has continued to evolve with the int...
[i=s]This post was last edited by Aguilera on 2020-3-12 21:55[/i]The multi-string RGB LED lighting design uses high-resolution dimming to achieve independent multi-string LED lighting, which is ideal ...
Smart home systems face the challenge of far-field audio acquisition. Existing smart home systems have difficulty acquiring and understanding voice commands in noisy environments due to a limited numb...
In the MSP430 microcontroller, one clock cycle = the inverse of the MCLK crystal oscillator. If the MCLK is 8MHz, then one clock cycle is 1/8us.
One machine cycle = one clock cycle, that is, each acti...
The link that requires careful design in the HDD is the interconnect between the preamplifier and the read/write head assembly. This interconnect is a key component that enables the HDD to read and...[Details]
Determination of STM32 independent watchdog IWDG time limit
Watchdog timing limit = value of IWDG_SetReload() / watchdog clock frequency
Watchdog clock frequency = ...[Details]
In Part 4, we used TINA SPICE to analyze noise in an operational amplifier (op amp). The same circuits used in the TINA SPICE analysis were also used in the hand analysis example in Part 3, and the re...[Details]
1. Introduction
MEMS (Micro Electromechanical System) memory is a new type of storage device with the characteristics of high density, low power consumption, non-volatility, and multi-probe paralle...[Details]
With the rapid upgrading and iteration of display technology, 4K, 8K, OLED, printed display, quantum dot technology, MicroLed... these new technologies have emerged in recent years and are rapidly it...[Details]
The basic information required for motor selection includes: the type of load driven, rated power, rated voltage, rated speed, and other conditions.
1. Type of load driven
This has ...[Details]
On April 1, Businesskorea reported that the South Korean government is considering designating OLED as a national strategic technology. If designated, companies in the industry could receive substant...[Details]
In the era of the global village where the Internet is everywhere, the Internet has changed people's traditional lifestyle. Now computer technology has made great progress, and broadband has entered t...[Details]
NVIDIA recently publicly confirmed that the next-generation GPU chip code-named "Ampere" will be manufactured by Samsung of South Korea, using its latest 7nm EUV extreme ultraviolet process. NVIDIA G...[Details]
1. Measurement method for detecting sensor electrode failure When there is no medium in the pipeline, the electrodes are insulated. R1, 2≥20MΩ R1, 3≥20MΩ R2, 3≥20MΩ When there is a medium...[Details]
2022 will be the year of explosive growth for plug-in hybrid vehicles in the Chinese market, and it is also the first year for the explosive growth of plug-in hybrid vehicles in the Chinese market. ...[Details]
The masters in the field of programming usually use keyboards as the main tool, and shortcut keys are one of their basic skills. As the saying goes, speed is of the essence in war. In many cases, t...[Details]
On March 14, Shenzhen Tianma issued an announcement stating that the public issuance of corporate bonds not exceeding RMB 10 billion has been registered and approved by the China Securities Regulator...[Details]
Recently, at the Carbon Neutral Energy Academician Summit Forum and the 3rd China International New Energy Storage Technology and Engineering Application Conference held in Shenzhen, the China Chemica...[Details]
As the name implies, non-contact temperature sensors are sensors that can measure temperature without direct contact with the object being measured. This type of sensor is widely used in industry, ...[Details]
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