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1. Set the switch operating frequency: f=60kHz, output current Io=1A; according to the transformer, input and output voltages, calculate the actual maximum duty cycle Dmax=0.457;
2. Calculate ...[Details]
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Abstract: Compared with traditional switching power supplies, special integrated switching power supplies have the characteristics of novel circuits, unique functions, advanced performance, and wide a...[Details]
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With the expansion of urban construction in my country, the number of vehicles is increasing. The operation and management of transportation, the reasonable dispatch of police vehicles, the command...[Details]
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China Energy Storage Network:
Openness and cooperation have become the keywords of State Grid Corporation of China in the past two years. Beijing Power Trading Center has introduced 10 invest...[Details]
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The alcohol detector is an instrument used to detect whether a person has consumed alcohol and the degree of alcohol consumed. It can be used as a detection tool for traffic police to detect how much...[Details]
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There are two modes of external interrupts for 51 MCU: level trigger mode and edge trigger mode First, when level triggering is selected, the MCU checks the interrupt source line in each machine cy...[Details]
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Interact Analysis has been following the motor and inverter market for a long time. In this market, "low voltage" usually refers to voltage "less than 690v". But when researching the low voltage AC...[Details]
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1. Transplantation Environment Host: VMWare--Fedora 9 Development board: Mini2440--64MB Nand Compiler: arm-linux-gcc-4.3.2 2. Transplantation Steps 1. Prepare the driver source code. Because the ...[Details]
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In order to implement the strategic emerging industry cluster development project in depth, on March 4, the Shandong Provincial Development and Reform Commission proposed the second batch of Shandong...[Details]
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As we all know, the official version of Apple iOS15.5 has been released for some time, and iOS16 will be officially released at the Apple WWDC22 Global Developers Conference held at 1 am on June 7. A...[Details]
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1 Introduction Physiological parameter measurement amplifier is an important unit circuit for measuring physiological parameters such as biopotential, blood pressure, and body temperature. At pres...[Details]
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The AutoShutdown circuit shown in Figure 1 describes the transient characteristics of a telephone call. When the circuit detects that the call is interrupted, it puts the speaker amplifier into...[Details]
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Recently, some netizens discovered that many products in the Xiaomi ecosystem use Huawei 's HiSilicon processors. Among them, a new dash cam is also equipped with the HiSilicon Hi3556 processor. They...[Details]
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Chinese internet giant Baidu announced on Thursday the establishment of a 10 billion yuan (about $1.5 billion) autonomous driving fund as part of a broad plan to accelerate technology development and...[Details]
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The following is a detailed introduction on how to use a virtual serial port to debug the serial port sending and receiving program.
Three software are needed: KEIL, VSPD XP5 (virtual serial ports ...[Details]
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