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As power rail voltages and tolerances get smaller, it becomes increasingly difficult to accurately measure power integrity. In the past, any oscilloscope could measure a 10% tolerance ripple on a 5V ...[Details]
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Circuit analysis: The requirement of backlight driving is that the brightness of the backlight LED remains unchanged under any conditions, that is, a constant current source circuit needs to be co...[Details]
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OPPO will hold the OPPO Future Technology Conference 2020 (OPPO INNO DAY 2020) in Shenzhen from November 17 to 18, 2020. At that time, 3 concept products and 2 technical systems will be officia...[Details]
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Robotics
System integration is at the downstream application end of the robot industry chain. It is the "bridge" connecting robot companies and end users. It is the key to the commercializati...[Details]
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Currently, the online QT5.6 migration tutorial is not perfect. This blog describes the detailed steps of migrating QT5.6.0 to embedded Linux boards. The migrated files will be shared on GitHub. 1. ...[Details]
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Abstract: This system introduces the driving and protection technology of IGBT in 30kVA inverter power supply. The requirements for IGBT drive circuits are put forward, and Mitsubishi's IGBT driv...[Details]
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1 Introduction
The ADμC812 microcontroller recently launched by Analog Devices of the United States contains a high-precision 8-channel 12-bit analog-to-digital converter (ADC), a 2-channel 12-bit d...[Details]
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How to use a digital oscilloscope effectively in analog circuits, such as measuring small signals of audio amplifiers and noise of power supplies? Issues that require attention include: ① The ground...[Details]
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Several optimizations for SDRAM when used as Framebuffer. 1. Increase the SDRAM bandwidth as much as possible (enable burst access, increase the length of burst access, increase the data bus width). ...[Details]
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Federal Communications Commission Chairman Ajit Pai said in a statement today that he will vote to approve the proposed merger between T-Mobile and Sprint after T-Mobile made a new commitment to quic...[Details]
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Is the arrival of the GaN "on-board" node near or far away?
Recently, gallium nitride (GaN) mobile phone chargers that charge faster, are smaller in size, and are safer have emerge...[Details]
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For a switching
power
supply with a transformer topology
, the electromagnetic compatibility (EMC) design of the transformer has a great impact on the EMC level of the entire
switc...[Details]
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In order to solve the problems of low speed, non-reconfigurable hardware structure, long development and upgrade cycle, and non-portability faced by traditional DSP, this paper uses the NiosII embe...[Details]
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Introduction
What is used in this project? Super Flux RGBLED's common anode and PIC18F25K20 to produce the color combinations. It has two functional modes, automatic color sequence that is stored i...[Details]
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Use rpm -qa | grep tftp to check whether the tftp server is installed
If not. tftp: yum install tftp* (yum install xinetd tftp tftp-server)
Tftp configuration file is in vi /etc/xinetd.d/...[Details]