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Introduction to AVR IO ports and the concept of registers
1. What is a "register"
Registers are special units in RAM that map the special functions of on-chip peripherals.
2. What is "IO...[Details]
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Overdriving the analyzer's input mixer may cause spurious signals. Most spectrum analyzers, especially those that use harmonic mixing to extend the tuning range, have a diode mixer. When the LO use...[Details]
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The well-known mobile phone review organization DXOMARK announced the camera score of the iPhone 12, with a photo score of 132 points, a zoom score of 41 points, a video score of 112 points, and an o...[Details]
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Due to
the rapid development of the
LED lighting
market, its application range has expanded from single color and color change applications to general lighting applications, such as residential, ...[Details]
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The inverter has many setting parameters, and each parameter has a certain selection range. In use, it is often encountered that the inverter cannot work normally due to improper setting of individ...[Details]
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On May 19, 2022, the vivo S series new product launch conference with the theme of "Every shot has a cinematic feel" was held online, and the new vivo S15 series products vivo S15 and vivo S15 Pro we...[Details]
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Working principle of the circuit: The light-controlled street lamp circuit consists of a power supply circuit and a light-controlled circuit, as shown in the figure. The power supply circuit consi...[Details]
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A DC motor is a continuous actuator that converts electrical energy into mechanical energy. A DC motor does this by producing a continuous angular rotation that can be used to rotate pumps, fans, c...[Details]
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1. Working principle of switching power supply
1. A switching power supply is a high-frequency switching energy conversion electronic circuit, often used as a power supply for equipment. Commo...[Details]
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GL823K is a USB 2.0 single LUN card reader controller that supports SD/MMC/MSPRO flash memory cards. It supports USB 2.0 high-speed transmission. As a single-chip solution for USB 2.0 flash card read...[Details]
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Shenzhen is a first-tier city. As people's living standards continue to grow, the imported home appliances market has also entered people's daily lives. Therefore, variable frequency power supply m...[Details]
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The dual-trace oscilloscope is mainly composed of oscilloscope tube, amplifier, scanning and triggering system, and power supply. The display device of the oscilloscope in the display system is cathod...[Details]
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Once upon a time, mobile phones were a symbol of status. Although they were as big as bricks and not as sophisticated as today's mobile phones, their influence at the time was definitely top-notch. ...[Details]
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1. Check whether the appearance is normal before measurement. A. Check the display after turning on the machine. Normally, it will show OL. B. Check whether the gear can be changed normally (usually ...[Details]
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Figure Roche converter three-stage circuit
By repeatedly using this part of the circuit (L1-C2-D2) in the complex lifting circuit, a multi-lift circuit can be formed. The three-lift circuit is s...[Details]
ST - Low Power RF
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