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The media card MMC (MultiMedia Card) is a multifunctional memory card jointly developed and launched by SanDisk of the United States and Simens of Germany in 1997. It has a built-in control circuit...[Details]
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In recent years, the domestic new display industry has achieved leapfrog development and made breakthroughs in mass production technologies such as ultra-high definition and flexible panels. At the s...[Details]
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On January 13, it was revealed that the OPPO Find X5 series has two versions: standard version and Pro version. The standard version is equipped with MediaTek Dimensity 9000 processor, and the ...[Details]
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1 LED display market overview
Full-color LED displays are widely used in outdoor and indoor large-scale advertisements, stage backgrounds and other occasions (mostly synchronous display). As t...[Details]
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1 Introduction At present, most of the wired multi-point temperature acquisition systems are used to monitor indoor and outdoor temperatures by installing temperature nodes. This traditional multi-...[Details]
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When using
an oscilloscope
, the selection of the oscilloscope's
probe
is very important! Let's discuss some common types and usage ranges of oscilloscope probes to give you some gu...[Details]
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I recently used stm32F051. Since the board is relatively small, there is no external crystal. I want to use the internal 8M RC as the source of the 48M system clock. But I didn't figure it out at onc...[Details]
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Author: Dr. Wang Qingpeng, Senior Engineer, Semiconductor Processing and Integration, Semiverse Solutions Department, Lam Group Continuous device shrinkage has resulted in smaller feature sizes,...[Details]
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UM2082F08 is an ultra-low power consumption 8-bit SOC chip based on a single-cycle 8051 core and has a three-channel low-frequency wireless wake-up ASK reception function. The chip can detect LF (low...[Details]
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There are many scattered distribution equipment installed on the high-voltage distribution line. For example, distribution transformers must be equipped with necessary lightning protection devices to ...[Details]
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1. The AVR document requires that interrupts should not be nested, and only one interrupt can be executed after the current one; 2. When the ADC is sampling, there is an external pull-up of 51K, the ...[Details]
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Surge protector (Surge protector, SPD), also known as surge protector, lightning arrester, etc., its function is to protect electronic equipment from surge overvoltage (lightning overvoltage, oper...[Details]
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Today we will introduce the overcurrent protection circuit of the motor. When the motor starts, press the lock button SBi once, and when the start is complete (after the motor speed stabilizes), pr...[Details]
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The pilot reform of incremental distribution business is an important part of the power system reform, which is of great significance for promoting the construction and development of distribution ...[Details]
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In our previous blog notes, we have explained how improving the efficiency of electric vehicle powertrains can increase their range (Note I) and how better software controlling inverters and electr...[Details]