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After power-on, the program will reset and enter svc mode, which is a privileged mode. The APP runs in usr mode. When the APP accesses the hardware in this mode, the mode must be switched to svc mo...[Details]
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As people's attention and acceptance of electric vehicles (EVs) increases, related EV technologies have also developed rapidly. The batteries they are equipped with are becoming more powerful, and ...[Details]
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Calculators are of various types, exquisitely made, sensitive to trigger, and cheap. Using an old calculator to transform it into a universal keyboard for a single-chip microcomputer system can be ...[Details]
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The memory is a memory device in a computer system that is used to store programs and data. All information in the computer, including the input raw data, computer programs, intermediate operation ...[Details]
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DHT11 is a digital sensor that integrates humidity and temperature. The sensor includes a resistive humidity sensor and an NTC temperature sensor, and is connected to a high-performance 8-bit microco...[Details]
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1. Mode 0 In mode 0, the input mode of the serial port synchronous shift register. It is mainly used to expand the input and output of the parallel port. Data is input or output by the RXD pin, and t...[Details]
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For the single-chip microcomputer, the processing power is limited. I use stm32 to directly use the printf function (of course printf uses the serial port method), and directly use printf ("xxxx=%f",...[Details]
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Routing and identification unit - T7000 cable path detector T7000 comprehensive cable detector is a new type of cable detection equipment, with a new appearance design that conforms to ergonomic prin...[Details]
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As a beginner, correct use is the most basic skill. With the development of technology, more and more electronic practitioners use digital multimeters. This article mainly explains how to use a digit...[Details]
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6BQ5 parallel single-ended amplifier circuit
The design of the amplifier begins with the design of the transformer. The 6BQ5 parallel single-ended amplifier produced in this production has high ...[Details]
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On May 11, the China Automotive Power Battery Industry Innovation Alliance (referred to as the " Battery Alliance") released monthly domestic power battery data for April 2023. Data show that my co...[Details]
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The following is a decoding program for the infrared remote control that comes with the 51 experiment board. It can read out the key value of each button on the infrared remote control and display it...[Details]
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Surface mount white LED devices for LED lighting
Recently, Vishay Intertechnology, Inc. announced the launch of two new surface mount white light LEDs in two package versions --- VLMW321xx...[Details]
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Functions and classification of oscilloscopes An oscilloscope is an electronic measuring instrument with a wide range of uses. It can transform invisible electrical signals into visible images, makin...[Details]
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On August 14, 2019, State Grid Corporation of China and Tianjin signed the country's first strategic cooperation framework agreement with the construction of "three types and two networks" as the c...[Details]