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Ⅰ. Write in front The previous article is "STM32F10x_Simulating I2C to Read and Write EEPROM", which describes the process of using IO ports to simulate I2C bus communication and read and write EEP...[Details]
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Identification, classification and measurement of diodes
1.
Symbols
: "
D, VD, ZD
"
Ordinary diodes Voltage regulator
diodes Light-emitting diod...[Details]
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1. UPS selection for control system
The automation control system of an enterprise production line is generally composed of a secondary industrial computer and a field workstation (PLC, DSC)....[Details]
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The boasts of "mouth cannon" Musk have come true again, and the 4680 battery is really coming. People say that Tesla will achieve "mass production" of the new 4680 battery by the end of 2022! The...[Details]
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/************************************************************** ;eeprom.c can be used in AVR microcontrollers, ATMEGA16 and ATMEGA8, under GCC ;Compiled. November 1, 2009! Chen Yongfei has tested it...[Details]
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0Introduction
Capacitive sensors are widely used in industry, military and other fields. Therefore, accurate measurement of capacitance, especially small capacitance, has always been a very imp...[Details]
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According to Taiwanese media reports, the market is worried that the Russia-Ukraine war will impact the supply of neon gas, a raw material for semiconductors. Taiwan's UMC said that even if there is ...[Details]
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1. Pay attention to short circuit
Polymer lithium-ion batteries are prone to short circuits during charging, including internal short circuits, external short circuits, etc.
Although most...[Details]
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As a modern electronic media, dot matrix LED display screen has the characteristics of flexible display area (can be divided and assembled at will), high brightness, long life, digitization, real-tim...[Details]
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Pulse compression technology refers to the process of modulating the wide pulse signal emitted by the radar (such as linear frequency modulation, nonlinear frequency modulation, phase encoding), and p...[Details]
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The USB to serial port uses the PL2303 chip, and Linux 2.4 and above versions already have built-in drivers. 1. Install minicom In Ubuntu, use sudo apt-get install minicom to install it 2. Configur...[Details]
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;****************************************************** ****************** ;* Demonstration program - PWM control LED light fades in and out * ;* Email: mcuinfo@163.com * ;* Author: keel * ;* Time:...[Details]
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The circuit is shown in the figure. The photoelectric switch TC-3330 is used in conjunction with a digital frequency meter to measure the speed of the electric fan, which overcomes the possibility of...[Details]
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TLC5941
driver
chip
The TLC5941 chip is
launched
by TI (
Texas Instruments
) and has
features such as
dot correction and high grayscale (
PWM
contr...[Details]
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When the input voltage is lower than the minimum voltage required for normal operation, a shutdown operation is required. Under this condition, the power supply will enter the "locked" mode, that is,...[Details]
Microcontroller MCU
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