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The Ministry of State Security published a statement on its WeChat official account stating that a foreign company, Company A, cooperated with Company B, which has surveying and mapping qualificati...[Details]
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Efficient Power Conversion (EPC) has introduced a new 100 V, 2.2 mΩ gallium nitride field-effect transistor (EPC2071)
, giving designers a smaller, more efficient device t...[Details]
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Abstract: Based on the actual research and development work, the performance and characteristics of the multifunctional voice electronic telephone directory are introduced, the software and hardw...[Details]
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1. Button Introduction A touch switch is an electronic switch. Use: Press the switch button to connect the circuit, release it, and the switch will be disconnected 2. Working principle of indepen...[Details]
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1 Introduction With the rapid development of modern graphics acquisition technology, the speed of various graphics acquisition cards based on ISA, PCI, USB1.1 and other buses can no longer meet...[Details]
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In the third decade of the 21st century, we have entered a new era defined by software and driven by data. The automotive industry is at the forefront of this wave of digital transformation, with e...[Details]
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In the past six months, there has been a severe shortage of semiconductor production capacity worldwide, and major companies have raised prices. Expanding semiconductor production capacity has become...[Details]
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Overview Infrared thermometers measure the radiation energy of infrared rays emitted by an object to obtain the temperature of the object itself. Currently, they can be divided into three categor...[Details]
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For PCB layout engineers, mobile phones present the ultimate challenge. Modern mobile phones contain almost all subsystems found in portable devices, and each subsystem has conflicting requirements...[Details]
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According to the type of DC power supply: voltage source inverter VSI, current source inverter CSI
According to the nature of the output AC voltage: CVCF (constant frequency constant volta...[Details]
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On October 16, the mass production launch ceremony of Shandong Youyan Semiconductor Materials Co., Ltd.'s "Large-scale production project of large-size silicon materials for integrated circuits" was ...[Details]
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Storage testing is a dynamic testing technology that places a miniature data acquisition and storage tester on the object to be tested or at the test site, with no effect on the object to be te...[Details]
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Basic Principle of Ultrasonic Thickness Gauge
The ultrasonic thickness gauge measures thickness based on the principle of ultrasonic pulse reflection. When the ultrasonic pulse emitted by the pro...[Details]
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Xiaopeng Motors has recently encountered a problem of "charging pile outage". Who is responsible? On the evening of August 31, a Xiaopeng car owner revealed that Xiaopeng Motors’ charging piles at ...[Details]
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First look at the address line of 2440: mini2440 schematic.pdf
The 2440 chip provides 27 address lines = 128M.
The S3c2440 chip only provides 27 address lines addr on the pins provi...[Details]