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When measuring ripple on a power rail, it is important to minimize noise because the ripple amplitude can be small. Oscilloscope probes are basic measurement tools, but they can introduce noise and ...[Details]
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Since the launch of its self-developed M1 series processors, Apple has begun to use its own chips extensively in its Mac computer product line, and the ARM architecture is gradually replacing x86 pro...[Details]
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June 16 news, today, Honor 50 and Honor 50 SE appeared in the Geekbench database. The former is equipped with Snapdragon 778G and the latter is equipped with Dimensity 900. Both processors are positi...[Details]
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Hardware Connection: Code: #include reg52.h #define uchar unsigned char #define uint unsigned int sbit K1 = P3^7; uchar i,Second_Counts,Key_Flag_Idx; bit Key_State; fly DSY_CODE = { 0x3f,0x...[Details]
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Compare today’s
portable
consumer electronic devices to those of a few years ago and you’ll see why lighting has become a major
power management
challenge. Handheld devices with a s...[Details]
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At the request of a friend, I made a small headphone amplifier, which should be small, practical, and beautiful, and preferably able to be put in a pocket, mainly for listening to songs.
I...[Details]
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NAND Flash is a non-volatile memory using NAND structure technology. It has the characteristics of ROM memory. The data stored in the chip can be maintained for 10 years without loss in the case of...[Details]
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Gionee M30 has been officially released. Positioned as a business smartphone, this phone is equipped with a giant 10,000 mAh battery and has 25W fast charging. The Gionee M30 has a tougher ...[Details]
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We have come to rely on electronic devices in many aspects of our work and life. From mobile communications to data centers, a variety of devices must operate with minimal downtime, making the relia...[Details]
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Jiangsu Changdian Technology Co., Ltd. (hereinafter referred to as "Changdian Technology") recently announced that the company and its holding subsidiaries have received subsidies of 39.9641 million ...[Details]
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I recently saw an interesting circuit, as shown below. The input voltage is 20V DC, Q1 and Q2 are turned on alternately, the frequency is 100kHz, and the load RL is to be determined. What kind of circ...[Details]
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1: atmega8a cannot be simulated, but the pins of atmega88 are fully compatible with mega8a, and the resources are similar. You can use 88 for simulation first and then transplant. 2: The 16-bit reg...[Details]
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The impedance of the inductor is proportional to the frequency, and the impedance of the capacitor is inversely proportional to the frequency. Therefore, the inductor can block the high frequency a...[Details]
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Honda has combined its various new energy technologies to build a home energy management system (HEMS), also known as the Honda Smart Home System, at the University of California West Village cam...[Details]
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Here is an overview of the pros and cons of these motors:
1. Advantages:
(1) Low cost:
Two-phase permanent magnet (PM) stepper motors are generally less expensive than similarly size...[Details]