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Positive connection method:
This method is used when the low-voltage measuring end or secondary end of the device under test is insulated from the ground. Lead the red special high-voltage cable fro...[Details]
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According to news on August 29, Log9, India's first electric vehicle battery manufacturer, warned that due to India's delay in approving visas for Chinese experts, the company's production plan at th...[Details]
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According to Bloomberg, citing sources, (147.11, 4.55, 3.19%) the company switched to the USB-C interface (Type-C interface) instead of the original Lightning interface in the process of testing futu...[Details]
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Foxconn, a global electronics OEM, announced its first quarter 2019 financial report. Due to a 20% cash reduction last year, Foxconn's net profit per share after tax in the first quarter of this year...[Details]
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Testing, I believe that every programmer will be familiar with it, and we will think of a series of terms such as unit testing, integration testing, release testing, black box testing, white box test...[Details]
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If you want to implement a 16-key keyboard, a stand-alone keyboard requires 16 I/O ports, a column-type keyboard requires 8 I/O ports, and an improved I/O port keyboard only requires 4 I/O ports. ...[Details]
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LED packaging technology is currently developing in four directions: high luminous efficiency, high reliability, high heat dissipation capability and thinness. The main highlights are silicon-based...[Details]
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At present, many universities and research institutes have conducted research on switching power supply EMI (Electromagnetic Interference). Some of them start from the mechanism of EMI generation, ...[Details]
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According to reports, two German artists, Nikolas Schmid-Pfahler and Carolin Liebl, designed a pair of robots that can love each other, sometimes they will have a little quarrel, they can communicate...[Details]
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Data transfer instructions:
1 MOV A,Rn register content is sent to the accumulator
2 MOV A,direct The data in the direct address unit is sent to the accumulator
3 MOV A,@Ri The data in the indirect...[Details]
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SensorDynamics, a manufacturer of one-dimensional and multi-dimensional inertial and wireless sensors, is adding a new product to its compact QFN40 package combination sensor series: the new micromec...[Details]
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Like computer systems, today's on-board computing systems also have hard drives, and important data and trained weight models are stored in the hard drive (i.e. eMMC or UFS). The interface bandwidth ...[Details]
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Antennas are passive devices. According to the angle of the beam, there are two types: omnidirectional antennas and directional antennas. Omnidirectional antennas usually have a large coverage angl...[Details]
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On September 25, a new Xiaomi watch named "Mi Watch Lite" (hereinafter referred to as "Xiaomi Watch Lite") was certified. It is not difficult to see from the name that Xiaomi Watch Lite is p...[Details]
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1 Current status of on-site testing of DC power supply equipment
In Article 5.3 of DL/T724-2000 "Technical Regulations for Operation and Maintenance of Battery DC Power Supply Devices for ...[Details]