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0 Introduction Google launched the open source Android operating system on November 5, 2007. It is an open source mobile phone operating system based on the Linux kernel. At present, the Android...[Details]
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Digital storage oscilloscope is a digital device with storage function that uses digital circuits for analog-to-digital conversion and uses memory to memorize pre-trigger signals. So what are the a...[Details]
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Abstract: An inverter DC side active filter system is introduced. This system is effective in eliminating pulsating currents caused by unbalanced and nonlinear loads at the inverter input terminals...[Details]
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Research Overview The switching power supply for LED is a single-output AC-DC external power supply powered by the grid power supply and with a rated voltage not exceeding 600V. The environment of ou...[Details]
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Picture 1 The shift register can shift the stored data bit by bit to the left or right to achieve the functions required during computer operation. Please see the figure. When starting, first add...[Details]
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We have basically finished writing here. Let's take a look at the code in the modification routine. First, let's take a look at the code given by Zhongjingyuan void OLED_WR_Byte(uint8_t dat, uint8_...[Details]
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According to news on January 11, a set of suspected NIO WATCH design drawings were exposed online. The appearance is very similar to a smart bracelet. Judging from the design drawings, "NIO WATCH" ma...[Details]
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I. Overview Many people know that there are BUGs in the hardware I2C of stm32. Now we implement I2C by software simulation timing. Using software to simulate I2C is mainly to facilitate program...[Details]
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The switching power supply can be precisely controlled through the magnetic amplifier, which can improve its stability. The magnetic amplifier core can be made of thin film alloy, ferrite or amorph...[Details]
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The Pittsburgh
Robotics
Network (PRN) has announced new board and executive officer changes, marking a new phase for the nonprofit organization dedicated to promoting innovation and growth ...[Details]
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1.net related API 2. Use of main APIs (1) net.createServer() (2) net.server:close() (3) net.server:listen() (4) net.socket:on() (5) net.socket:send() 3. Test code Realize d...[Details]
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South Korean media TheElec released a report saying that South Korean IT giant Samsung will provide foldable OLED panels to three mobile phone manufacturers, OPPO, Xiaomi and Google, and products equ...[Details]
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The sales of new energy vehicles, which have been growing at a high speed, have been "braking" in the past three months, forcing many new energy vehicle companies to "tighten their belts" and reduce ...[Details]
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1. Model: Keysight Technologies N5182B signal generator 2. Fault: No output above -7dB 3. Test and judgment: After testing, the output signal reported an error of UNLEVEL, the power was low, and ...[Details]
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The circuit parameters are described as follows:
——The core inductors L1 and L2 can use CoilCraft's DO1608C-103 surface mount core inductors with an inductance value of 10μH;
——Schottky dio...[Details]