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Technically speaking, the minimum illumination should be the screen illumination required at a certain amplitude when the CCD camera output level is at a standard TV frame rate, and its unit is 1u...[Details]
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The principle of the clamp ammeter is to use the principle of electromagnetic induction. The wire to be measured is clamped into the iron core edge of the clamp ammeter made of stacked silicon steel ...[Details]
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1. Introduction
With the increasing popularity of automobiles, some electrical appliances with 220V/50Hz AC as input cannot be directly used in cars powered by 12VDC batteries, which great...[Details]
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Today, power users are faced with countless choices. The numerous performances of power products and the long product specifications of power suppliers make purchasing power a headache. Fortunately, t...[Details]
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When the full-wave voltage at the input of the thyristor is lower than the voltage of the capacitor C3, the thyristor is automatically turned off due to the disappearance of the holding current. It...[Details]
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Application of Ethernet interface chip DM9000A in embedded system
At present, network technology is increasingly used in electronic products, and more embedded devices need to provide network ...[Details]
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Before the launch of iPhone X, Apple had been using LCD screens in its iPhone product line. The last product equipped with an LCD screen was the second generation iPhone SE released in April last yea...[Details]
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A sensor is a physical device or biological organ that can detect and sense external signals, physical conditions (such as light, heat, humidity) or chemical composition (such as smoke), and transm...[Details]
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In this little program, I found that the output of the multiplication is always incorrect. It is always much smaller than its value.
At first I didn't notice it was a data format issue.
Then ...[Details]
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A set of excellent audio equipment must be equipped with high-grade wires. The choice of wires, the materials used for wires, and the impact of the manufacturing process on the overall quality of t...[Details]
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Qualcomm launched its new flagship chipset called Snapdragon 888 earlier this week. It was previously expected that mid-to-high-end platforms would also debut, but Qualcomm did not share informa...[Details]
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1 Introduction
The I2C bus is an inter-chip serial transmission bus introduced by Philips. It uses only two lines, the serial data line (SDA) and the serial clock line (SCL), to achieve perfect...[Details]
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Robots
The beginning of the year was really crazy
In 2024, the robot industry has received a lot of good news, with multiple billion-yuan financings bombarding one after another, wh...[Details]
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The ALE signal is used as the latch control signal for the lower 8-bit address.
The PSEN signal is used as the read select signal for the extended program memory. When reading the external ROM, PSEN...[Details]
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At this year's Freescale Technology Forum (FTF), in addition to traditional leading applications such as communications and automotive electronics, the company also demonstrated a variety of emerging ...[Details]