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Sometimes we receive inquiries from some customers. In the process of communicating with them, we often find that some people do not know what the active power and reactive power of the transformer...[Details]
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According to foreign media reports, Google recently released its next-generation tensor processor TPU v4 cluster at the I/O 2022 event. The company's CEO Sundar Pichai introduced that the new computi...[Details]
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There is not much difference in the internal circuit structure of DA converters. Generally, they are classified according to whether the output is current or voltage, whether multiplication can be ...[Details]
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// Target : ATMEGA16
// Crystal: 8.0000Mhz
//key.h
#ifndef _4X4_H_
#define _4X4_H_
#define No_key 255
#define key_port PORTB
#define key_port_ddr DDRB
#define key_port_pin PINB ...[Details]
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Now smart hardware has penetrated into every field around us. Not only do we have a wide range of smart wearable devices from head to toe, but home appliances are also becoming more and more intel...[Details]
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With the increasing demand for autonomous driving and infotainment, and the rapid development of video applications, data transmission traffic is growing exponentially, and higher data transmission r...[Details]
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The structure and application of timer counters Timer counters (Timer/Counter) are often used for counting, delaying, measuring cycle, frequency, pulse width, providing timing pulse signals, etc. I...[Details]
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This morning, some pages of iOS 16 were exposed in the industry, and it was claimed that Apple will officially announce it at the WWDC 2022 exhibition on June 6. Since last year's iOS 15, the subse...[Details]
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The principle of quaternary phase modulation
Four-phase absolute phase modulation (4BPSK): The relationship between the two-bit code ak, bk and the carrier phase is shown in the...[Details]
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Judging from the Chinese economic data for the first quarter released by the National Bureau of Statistics a few days ago, under the influence of the new crown epidemic, the gross domestic product in...[Details]
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Homemade AVR controls 1W inverter Last time it was a DC servo, this time it’s an AC one. The main control is ATMEGA8A Homemade three-phase bridge, the motor is the spindle motor of the optical ...[Details]
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The figure shows a circuit that uses a medium gain op amp FC3 to form a positive voltage regulator. The output voltage V0 = 15V, the output current I0 = 1A. The field effect tube 3DJ6 in the circuit ...[Details]
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As we all know, all vehicles equipped with engines must meet the National VI emission regulations. Starting from the "Light Vehicle Pollutants and Measurement Methods (China Phase VI)" issued on De...[Details]
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Introduction Solar energy is a resource-rich, pollution-free energy alternative. How to improve its utilization rate has gradually become the research focus of various countries. The utilization of...[Details]
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Based on the independent research and development process of the Passive Entry Passive Start (PEPS) system, the automobile PEPS system was studied and analyzed, the working principle, authenticat...[Details]
Power technology
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