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AT6832 is a leakage current detection instrument specially designed for capacitor sorters. It is controlled by a high-performance microprocessor. It has a pre-charge power supply and an independent t...[Details]
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According to the strategic deployment of the State Grid to build a strong power grid, the intelligent rural power grid is used as a pilot project to promote the innovative development of power distri...[Details]
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Suppose you receive a task to design a signal processing system composed of analog devices such as DSP, DAC, and ADC. The job is pretty simple if you take a few important factors into consideration. L...[Details]
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The Qichacha App shows that on March 9, OPPO Guangdong Mobile Communications Co., Ltd. disclosed a "game controller" patent with an application date of September 9, 2019 and a publication number of C...[Details]
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This is a comprehensive timer of the previous process. T0 controls the running light, T1 controls the time, and it is displayed through the digital tube.
code show as below:
//Led...[Details]
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Many people think that the voltage conversion efficiency of a DC/DC switching regulator is the last performance item to be measured. The efficiency number is a measured value, listed in the data sheet...[Details]
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In addition to black, white and dark red, there was news in October this year that Samsung is developing a green version for the Galaxy S22 series. A few days ago, the well-known domestic digita...[Details]
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Today, blogger @数码闲聊站 revealed that Xiaomi has a new ultra-high-end flagship product code-named l1, which is tentatively scheduled to be released in Q2 next year. It is equipped with under-scre...[Details]
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I will make a brief summary of the knowledge about captains that I have recorded while studying arm instructions, hoping it will be helpful to everyone.
1. Register R13 is often used as...[Details]
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1. Brightness LED lamp beads have different brightness and different prices. Lamp beads: general brightness is 60-70 lm; bulb lamps: general brightness is 80-90 lm. 1W red light, the brigh...[Details]
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After repeated tests, the author has made a reliable electric bicycle charger. The circuit is shown in the attached figure.
I. Circuit Features
1. After the output voltage is set...[Details]
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Patent images show that OPPO seems to be developing a new detachable phone. The patent was submitted to the World Intellectual Property Organization (WIPO) as early as December 2019 and was publ...[Details]
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As a basic medical care equipment, the call system has gradually become popular and has been continuously improved. The traditional ward call system uses PC network monitoring and wired control. Al...[Details]
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Hardware schematic diagram:
74HC377 Functional Diagram:
Source program:
#include reg52.h
#include STC_Delay.h
#include stdio.h
#include stdlib.h
#include intrin...[Details]
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The circuit in this article is about a low noise ±12V power supply circuit diagram using a single-ended 15V input power supply.
The LTC3260 is a low noise, bipolar output power supply that includ...[Details]
Test/Measurement
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