[font=微软雅黑, "][size=14px]This work mainly completed the measurement of frequency and current. We did write a program for the harmonic algorithm, but there were always errors after adding it to the mai...
My history posts:
[RVB2601 creative application development] @fxyc87 RVB2601 unboxing + hello_worldAs the saying goes, sharpening the knife does not delay the chopping of wood, so you can work better ...
Hello everyone, I now want to need a DC/DC step-down chip. The input requirement is DC20V 3.25A and the output is DC 3.4V 14A. If there is a constant source, it would be the best. Thank you. If you ha...
Recently, I want to design a three-phase soft start circuit based on a single-chip microcomputer. The basic components required are:
1.IGBT tube
2. Single chip microcomputer
3. Relay
4. Motor
5. LCD d...
[i=s]This post was last edited by shipeng on 2019-5-15 18:48[/i] [size=3]I recently used the USB_OTG_FS of STM32F429 to make a BOOTLOADER that can read files in the USB disk through USB (PA11, PA12) o...
The English name of single-chip microcomputer is: Single-Chip Microcomputer Single-chip microcomputer, also known as single-chip microcontroller, is not a chip that completes a certain logical functi...[Details]
DATA
Common error types
PLCs of all brands have a self-diagnosis function, but the trick to PLC repair is to make full use of this function to analyze and then accurately find the problem...[Details]
0 Introduction
With the popularization of electrified railways in my country, trains have entered the era of high speed. The scratches on the wheel tread will seriously affect the safety and s...[Details]
The intelligent world is accelerating, and network connections will become ubiquitous. Huawei held a press conference in Beijing to launch its intelligent all-optical network strategy and a series of...[Details]
The pulse voltage on the collector of IGBT (Q1) is divided by R76+R77 and R53 and sent to the base of Q6. The sampled voltage is obtained at the emitter. This reflects the change of the voltage of Q1...[Details]
Whether it is an automatic or manual model, the gear shifting method has hardly changed significantly in the past 50 years. The shift paddles or gear knob are indeed relatively innovative designs, bu...[Details]
Programming environment used: MPLAB X IDE V3.40 MCU: p33FJ64GS606 Emulator: pickit3 Problem: Breakpoints cannot be resolved to valid program memory addresses, and simulation cannot set breakpoi...[Details]
The 80C51 microcontroller has a total of 40 pins, of which 2 are power supply pins, 2 external crystal oscillator pins, 4 control pins, and four ports (P0~P3), totaling 32 input and output pins. ,a...[Details]
In the past 10 years, the rapid popularization of smartphones has changed the way most people in the world live and work. Behind this change, the positive role played by technology giants such as App...[Details]
Today (31), the latest report released by market research firm TrendForce shows that the output value of wafer foundry in the second quarter of 2021 reached US$24.407 billion, a quarterly increase of...[Details]
The existence of the probe has expanded the application range of the oscilloscope, allowing the oscilloscope to test and analyze the electronic circuit being tested online, as shown in the following f...[Details]
Popular science about power analyzers: the definition of time Power tester definition: time In the paragraph above it is told many times: cycle time, measurement time,… Below is an explanation of the...[Details]
On October 31, the 200,000-kilowatt "source-grid-load-storage" integrated application demonstration project of Xitai, Qinghai Shaanxi Coal New Energy Technology Co., Ltd., was connected to the ...[Details]
Electronics Design Contest
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