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The electronic parking assistance system (EPB for short) has the advantages of flexible layout and space saving; with the help of electronic control system and CAN network, the electromechanical pa...[Details]
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Isolation, shielding and grounding of inverter
The power supply of the inverter system is independent of the power supply of other equipment. Or install an isolation transformer on the input s...[Details]
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With the promotion of electric vehicles and autonomous driving technology, the use of a large number of electronic and electrical equipment has put forward increasingly stringent requirements for e...[Details]
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The storage media corresponding to the three startup modes of STM32 are all built-in to the chip, they are: 1) User Flash = Flash built into the chip. 2) SRAM = RAM area built into the chip, which is...[Details]
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About the interrupt button: Schematic diagram
Outer board schematic
Four-layer board schematic diagram (core board)
This board uses a total of 10 keys, namely EINT1~EINT7
So th...[Details]
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In order to meet the growing demand for bandwidth in the system, the backbone optical cables of data centers are moving towards higher core counts. Many data centers are now deploying ribbon cables u...[Details]
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At the 2024 MWC (Mobile World Congress), Lenovo's booth attracted the attention of global exhibitors, and a "transparent" notebook became the focus of the audience. This is the world's first 17.3-inc...[Details]
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;LCD setting (lower 8 bits of command mode word) BIAS EQU 52H ;1/3 bias 4 back RC256 EQU 30H ;System clock uses on-chip RC oscillator SYSEN EQU 02H ;Turn on system clock LCDON EQU 06H ;Turn on bias g...[Details]
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1 Introduction
Aiming at the shortcomings of the complex temperature measurement circuit composed of traditional temperature measuring elements (thermocouples, thermal resistors) and cumbersome...[Details]
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PID control principle block diagram and function of frequency converter
(1) PI control
PI control is a combination of proportional control (P) and integral control (I), which generates an...[Details]
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There are many ways to protect systems against electrostatic discharge (ESD), surge current, overcurrent, undervoltage, overvoltage, and other power disturbances. Industries, companies, or
regul...[Details]
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As a specific existence in the iPad series, the mini model is still favored by many Apple fans. Regarding the news about the new iPad mini, Apple is said to launch it in the third quarter, and now...[Details]
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0 Preface
In spectrum analyzers, the traditional FFT implementation method is to first sample the low intermediate frequency signal with an ADC at a low sampling rate, and then save the sampled data ...[Details]
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At present, the smart home manufacturers on the market are mainly divided into three categories: the first category is mainly traditional building intercom manufacturers, such as Guanlin, Anjubao, and...[Details]
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A three-phase inverter is a power electronic device that converts AC power into variable frequency AC power. It is widely used in industrial automation, motor drive and other fields. In practical a...[Details]
DIY/Open Source Hardware
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