I am making an RF board, and I use 0402 for resistor and capacitor packages. I put 0.2mm vias on the pads of the 0402 package, and covered the vias with oil. Is this OK? Although there will be no tin ...
Is a 12-bit oscilloscope really necessary?Engineers are now facing new challenges, and more and more scenarios require accurate testing of high-speed small signals. Power design engineers need to face...
The computer data encryption card PCIJMC2000 uses DSP and FPGA to realize data encryption and decryption. PCIJMC2000 can provide a data processing speed of up to 40Mbit/s. It uses an encryption method...
This week's review highlights:
Review Update- Renesas Ultra-Low Power MCU RA2L1 Board (ylyfxzsx: encountered a bug, the chip can only be read but not erased )
-Xingkong board (jinyi7016: system burnin...
introduction
The frequency spectrum of sound ranges from tens to thousands of hertz. If you can use a program to control a certain line of the microcontroller to continuously output "high" an...[Details]
Let's look at the process of compiling and linking to generate vmlinux. It is linked by a lot of .o files. The first one is
kernel/arch/arm/kernel/head-armv.o , and we also saw
the lds link file ker...[Details]
introduction
Radio frequency identification (RFID) technology has developed rapidly at home and abroad in recent years. For portable systems that require battery power, power consumption h...[Details]
To a certain extent, 2022 can be regarded as the first year for the mass production of solid-state batteries. First, 50 Dongfeng Fengshen E70s equipped with Ganfeng Lithium Battery's first-generati...[Details]
Next Generation Motor Controller Design
BAE Systems Avionics designs and manufactures military electronics and surveillance systems. To stay competitive, the Avionics division continually ...[Details]
EPS emergency power supply is a high-tech environmentally friendly product produced by applying inverter technology, CPU control, digital circuits, and highly integrated electronic components ....[Details]
Target In this experiment, an optocoupler will be built using an infrared LED and an NPN phototransistor. The operation of an optocoupler-based analog isolation amplifier and a floating current so...[Details]
As the electrification trend in the automotive industry gradually deepens, the technological development of power batteries has also begun to accelerate. Currently, new energy vehicles on the market...[Details]
New concept in DC power supply: Low ripple and easy-to-operate digital DC power supply
DC power supplies are generally divided into linear power supplies and switching power supplie...[Details]
As shown in the figure is the principle diagram of the "Welcome, welcome to patronize" sound and light voice and music integrated circuit. The IC internally stores 2 sections of "Welcome, welcome t...[Details]
On April 10, Xinhuanet and CCID Consulting jointly released a research report on the ICT field of "new infrastructure", covering three major areas: 5G communications, artificial intelligence and indu...[Details]
On September 12, at the invitation of Zhang Kuiyu, deputy director of the Municipal Science and Technology Bureau, Tong Jun, deputy general manager of Tianjin Binhai Solar Thermal Power Generation ...[Details]
According to the latest list published by the United States Patent and Trademark Office (USPTO), Apple has once again obtained a patent related to a foldable phone. This patent improves the previou...[Details]
Bad Frame Indication is a measure of the effectiveness of the MS in a discontinuous transmission state. The Bad Frame Indication is measured in full rate mode and the final measurement value is ob...[Details]
EV wiring harness trends: a design revolution
The rise of electric vehicles (EVs) is a major force for innovation in automotive wiring.
Electric and hybri...[Details]
PCB Design
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