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Sound level meter is a basic noise measuring instrument. It is a subjective electronic instrument, different from objective electronic instruments such as voltmeters. It can convert sound signals i...[Details]
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At the 2019 Global Flash Summit held today, Sage Micro CEO Luo Jianjun stated that Sage Micro has successfully developed a SAS-SATA controller, which is also China's first SAS controller chip. It is ...[Details]
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In the previous chapter, we added nor and nand boot, and uboot booted as shown below: The Flash: *** failed *** above is the code in the second stage function board_init_r() of uboot. The code is a...[Details]
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LG Display has been busy solving the low production problem of rollable OLED TV panels recently. It uses ultra-thin glass substrates with a thickness of less than 0.2 mm to make rollable panels. It...[Details]
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Editor's note: At present, interactive energy facilities such as distributed energy, energy storage, and electric vehicles are developing rapidly. The application of modern information and Internet...[Details]
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How does a dual-speed motor change speed?
The two-speed motor can achieve variable speed by changing the connection method of the windings in the motor. It usually has two sets of windings, on...[Details]
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Recently, SMA Solar Technology announced that it will provide equipment including inverters to a 50MW solar project in Minbu, Myanmar.
The German company will supply its Power Station 2000SC, ...[Details]
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Circuit Function and Advantages
This circuit is a weigh scale system built using the AD7192. The AD7192 is an ultralow noise, low drift, 24-bit Σ-Δ converter with an internal PGA. The devi...[Details]
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S7 communication is an optimized communication protocol for S7 series PLC based on MPI, PROFIBUS, and ETHERNET networks, and is mainly used for communication between S7-300/400 PLCs. S7 communicati...[Details]
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The single-to-double power supply conversion circuit principle provided by Electronics Enthusiasts . The figure shows the calculation of the output voltage ratio and precautions. Resistors and other ...[Details]
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Oscilloscopes are an indispensable tool on the current workbench of the electronics industry. We have compiled several common questions for your reference. Question 1: What are the requirements...[Details]
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Recently, China's first photovoltaic poverty alleviation seminar was grandly held in Hefei, Anhui. Zhou Weiping, the sales director of AP Energy Technology in the northern region, was invited to at...[Details]
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Switching power supplies are divided into two types: isolated and non-isolated. Here we mainly talk about the topology of isolated switching power supplies. In the following text, unless otherwise spe...[Details]
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/////////////////Clock////////////////////// #include reg51.h #include intrins.h typedef unsigned char uchar; typedef unsigned int uint; sbit rs=P2^0; sbit rw=P2^1; sbit e=P2^2; #define lcd_port P...[Details]
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Power semiconductors are the core of power conversion and circuit control in electronic devices, and are also the bridge between weak current control and strong current operation. Today, the applic...[Details]