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2 Filtering
Filtering is usually achieved using three types of devices: decoupling capacitors, EMI filters, and magnetic components.
2.1 Decoupling capacitors
We have analyzed be...[Details]
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Strategy Analytics' latest research report "IoT Module Vendor Market Share Update" points out that Chinese vendors dominated the IoT module market in 2018. With the acquisition of SIMCom and Longsun,...[Details]
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Whether a
medical device can play its maximum role in a hospital is directly related to the technical performance of the device itself, but also to the quality of the power supply. The qua...[Details]
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Let's take a look at the EMC structure diagram: Let's take a look at the basic operation process of EMC: 1. First, enable EMC: Before using EMC, be sure to enable it in the power contro...[Details]
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Schematic diagram of operational amplifier output current expansion circuit
Electronics Enthusiasts Community W PD s R!{ Figure 1 shows three integrated operational amplifier output current ...[Details]
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On the afternoon of April 17, Microsoft is developing a plan to allow some brands to display ads in free Xbox games. Sources familiar with the situation said that these ads will not disrupt th...[Details]
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The 2021 World New Energy Vehicle Congress (WNEVC) was held as scheduled in Hainan. The World New Energy Vehicle Congress is a high-standard, international and influential annual event in the field o...[Details]
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It is understood that OPPO Reno has two versions: standard version and flagship version. Currently, the network access information and network access map of the standard version of OPPO Reno have bee...[Details]
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On the evening of January 13, Zhongfutong announced that on January 11, 2021, the company signed a "Share Acquisition Intention and Capital Increase Agreement" with Xu Jingyu, a shareholder of Shenzh...[Details]
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I. Introduction In embedded systems, we often face the situation of limited RAM. So when using malloc() and free() in C lib to apply for and release memory, memory fragmentation caused by frequent me...[Details]
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SysTick timing calculation (when the system clock is 72M) t = Reload * (1/Clk) When Clk = 72M, t = (72) * (1 / 72M) = 1 us When Clk = 72M, t = (72000) * (1 / 72M) = 1ms 1s = 1000ms = 1000 000 u...[Details]
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For the 8051 chip structure based on the flash controller, generally, when performing data transmission, the data is first transmitted to the buffer of the flash controller through the serial port. ...[Details]
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The power-on reset (POR) pulse is generated by the on-chip detection circuit. The detection level is shown in Table 20. Whenever VCC falls below the detection level, a POR occurs. The POR circuit can...[Details]
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51 single-chip microcomputer is a general term for all single-chip microcomputers compatible with Intel 8031 instruction system. The ancestor of this series of single-chip microcomputers is Intel's...[Details]
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On October 14, Yancheng City held the seventh press conference of the series of themed press conferences of "Carbon Road Pioneer" to further deepen reform and bravely develop new quality productivity....[Details]