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.
In mathematical terms, an FIR filter is a series of dot products. Take an input quantity and an ordinal vector, multiply the coefficients and a sliding window of input samples, and then add all the pr...
Impedance matching of power amplifiers
Higher Q values should be considered because higher Q values provide higher attenuation of the amplifier harmonics. Because current and voltage limiting in the o...
[size=4] As people's understanding of the harmfulness of electromagnetic leakage emission of confidential information fragments gradually deepens, various means of preventing electromagnetic leakage e...
Will a high-frequency signal source have a phase modulation part? I have checked a lot of information and it seems that few people use phase modulation now, and I can't find an independent IC. They ar...
[size=4]This code is a common infrared remote control code, which can complete the transmission of infrared remote control or infrared data[/size] [size=4] [/size] [size=4]Main algorithm:[/size] [size...
I remember one time I applied for an ARM-Linux software engineer position. I was asked how virtual memory is managed in ARM. Since I only knew about MMU in X86 platform, I was stumped. It turned out ...[Details]
In Fundamentals of Spectrum Analyzer (2), we talked about the selection of high and low intermediate frequencies. For front-end processing of signals from 9kHz to 7GHz, we need to process them in seg...[Details]
The switching power supply controls the on and off time of the switch tube in the circuit, and it can continuously stabilize the output voltage in the circuit. It is a relatively mature technology ...[Details]
Duwan: Keep the original intention and keep your feet on the ground The 8th China Information Technology Expo (CITE 2020) was held at the Shenzhen Convention and Exhibition Center from August 14 to...[Details]
1. Declaration and initialization of function pointer ... int max_fun(int a, int b); /*Declaration of a function pointer, declaring that both parameters are of type int and the return value is a ...[Details]
On July 6, Cologne Co., Ltd. issued an announcement on the progress of its cash acquisition of 51% of the equity of Juxun Semiconductor Technology (Shanghai) Co., Ltd. and the completion of cash paym...[Details]
In the previous section, we learned about the data types supported by the KEIL C51 compiler. How are these data types used in the definition of constants and variables?
What is the meanin...[Details]
"What is the core of the Industrial Internet? It is the identification resolution system, which is equivalent to the domain name resolution system of the Internet. With it, everything on the Internet...[Details]
The global app market has barely grown since the start of 2021, although the App Store continues to bring in significantly more revenue than Google Play. Apple's App Store generated more than twice...[Details]
October 2020 was a big month for startups across the automotive space, with significant funding coming in all areas. Three startups from China each received more than $100 million in investments in A...[Details]
Foreign media made a brief summary of Apple's products in the past ten years. Among the many software and hardware products launched by Apple, the top ten best products and the top ten worst products...[Details]
According to DRAMeXchange, a semiconductor research center of TrendForce, the global server market is expected to continue to grow in 2019, but under the pressure of the economic cycle and the uncert...[Details]
Leon2 is a 32-bit processor IP core that complies with the IEEE-1754 (SPARCVS) structure and was developed by Gaisler Research in 2003. Its predecessor is Leon and ERC32 developed by the European S...[Details]
This is the fifth time that Xu Jiayin, chairman of the board of directors of Evergrande Group, has acquired a company related to the automotive business this year. On the evening of May 30, Evergrand...[Details]
Electric windows have long been standard equipment on vehicles. However, since electric windows rise quickly and have a large driving force (the maximum can reach 52.6 kg), it is easy to pinch pass...[Details]
DSP and ARM Processors
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