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The first consideration is to determine the desired output voltage. The simplest linear regulator has a fixed output voltage range, which is determined by internal connections similar to the R1/R2 ...[Details]
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It is said that the I2C of STM32 has problems and is not easy to use. I saw a piece of code shared by Mcuplayer on the forum before, and tested it. The reading and writing were normal, and I thought i...[Details]
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The DTMF encoder/decoder uses MT8880. MT8880C is a single-chip DTMF signal transceiver with a call processing filter. The device adopts low-power, high-stability ISO-CMOS technology, built-in 1 high-...[Details]
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What is a circuit breaker? A circuit breaker, also known as an air switch, is a very basic low-voltage electrical appliance. It has overload, short circuit and undervoltage protection functions, and...[Details]
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As early as the 1960s, people had already begun to research and develop embedded operating systems. But it was not until recently that it was mentioned more and more in China. Its increasing importan...[Details]
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Thermistors are a type of sensitive components, which are divided into positive temperature coefficient thermistors (PTC) and negative temperature coefficient thermistors (NTC) according to their t...[Details]
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In the process of electrical measurement, measurement errors will certainly occur due to various reasons. The existence of measurement errors is inevitable and universal. People can only limit them w...[Details]
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Recently, Japanese operator au exposed a new OPPO phone, the model of which is OPPO A54 5G. From the appearance, it is very similar to the A93 5G released by OPPO last month. According to t...[Details]
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introduction
The majority of the medium to high speed ADC market is occupied by the successive approximation register (SAR) ADC. The resolution of this type of ADC is 8 to 18 bits, and the sampling...[Details]
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The microcontroller source program is as follows: #include reg52.h //Include header file, generally no need to change, the header file contains the definition of special function registers #i...[Details]
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Introduction Program-controlled three-phase AC power sources are widely used in many industries such as metallurgy, communications, chemical industry, electric power and military industry. It is...[Details]
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1. How to measure DC voltage? A: First, you need to set the coupling mode to DC, adjust the vertical scale to a suitable value based on the approximate range, and then compare the displacement of...[Details]
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Generally speaking, the three major electrics include: drive motor, electronic control, and transmission; the three small electrics include: high-voltage distribution box PDU, on-board charger OBC,...[Details]
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The Fourth Industrial Revolution is changing the way we make products, thanks to the digitization of manufacturing and processing equipment. We have witnessed the benefits of automation technology ov...[Details]
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Initialize systick when the system is initialized void SysTickConfig(void) { /* Set SysTick Timer for 100us interrupts */ if (SysTick_Config(SystemCoreClock / 10000)) { /* Capture error...[Details]