The equivalent circuit of electronic components is very useful for circuit analysis. It can help us understand the working principle of the component in the circuit and provide a deep understanding of...
The original text is in French and can be easily converted into Chinese through the translation function of the browser.https://www.raspberryme.com/ide-micropython-pour-esp32-et-esp8266/...
This snake only implements basic functions, and some error detection is not added. I will add it later.
For drawing, I just wrote a few lines of code to do simple drawing, without using LVGL.
Since th...
Data learningDownloaded the chip data sheet version 1F from Qinheng's website. The CH224 series includes three chips, CH221K (SOT23-6), CH224K (ESSOP10), and CH224D (QFN20). The main function is to su...
[i=s] This post was last edited by tiankai001 on 2019-1-8 10:54 [/i] [b]4. Typical collector DC circuit of NPN transistor with negative power supply 2 [/b][align=left][color=rgb(34, 34, 34)][font="]Th...
Based on IPM05F 3Sh board: FOC motor control 400V sensorless and sensory encoder all design data summary (schematic diagram/BOM table/reference program/debugging instructions, etc.)IPM05F three-resist...
Recently, Suzhou Jingzhan Semiconductor Co., Ltd. ("Jingzhan Semiconductor") announced the completion of a strategic round of financing of several hundred million yuan in B+ round. This round of fina...[Details]
Semiconductor functional testing involves some new terms, which are briefly introduced here:
Output Mask Output masking, a method of turning the output compare function of a test channel on or...[Details]
On January 17, Qichacha showed that Hubei Xiaomi Yangtze River Industry Fund Partnership (Limited Partnership) had invested in a new company, Beijing Jingshi Intelligent Technology Co., Ltd. (hereina...[Details]
one. Operating environment Development board: jz2440 System: ubuntu12.04 Compiler: arm-linux-gcc 2. Special registers The operation of sdram does not need to be set according to ...[Details]
1 Introduction
SD card (Secure Digital Memory Card) is a new generation of memory based on Flash. It focuses on the security, capacity and performance of data storage. It is an ideal exter...[Details]
Preface A customer used the STM32F427 chip , and the program placed the CSTACK in the CCM RAM. As a result, the boards tested for a period of time did not run normally. This phenomenon made us wonder...[Details]
As one of the most commonly used measuring instruments in the electronics industry, the oscilloscope involves a large amount of image import and export, data processing, automated operations, etc. We...[Details]
近年来，我国产业的发展势头强劲，年产量呈现出令人瞩目的增长。从2015年的3.3万台剧增至2023年的43.0万台，年均复合增长率达到了惊人的37.8%。这一显著的数据增长，充分体现了我国在领域的快速发展。
Market research organization MIR predicts that my country's industrial robot ind...[Details]
As the wave of automation continues to advance,
the demand for
robots
in factory production lines
is increasing day by day. In recent years, ABB, a global robot giant, has kept up with the p...[Details]
1. When plugging and unplugging the power frequently, the PIC microcontroller is prone to crash. Use a 10K resistor and connect the 5V output of the LM7805 to the ground. 2. The capacitance of the ...[Details]
The geodetic grid ground resistance tester has many functions and is a good choice for measuring resistance. So how to use this instrument? First, use a multimeter to check whether the current ...[Details]
From October 16 to 17, Shandong Provincial Party Committee Secretary Lin Wu emphasized during his research in Yantai that we must thoroughly study and implement General Secretary Xi Jinping’s importan...[Details]
PCB Design
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