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First of all, in stm32, the timer-related library functions are mainly concentrated in the firmware library files stm32f10x_tim.h and stm32f10x_tim.c, so when processing the timer, you need to load t...[Details]
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Research on improving power supply capacity of urban distribution network based on load reorganization
Jiang Jian1, Lou Jian1, Wu Shunyu1, Liu Haiqiong2
(1. Hangzhou Power Suppl...[Details]
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Today I studied the serial port communication of 51 single-chip microcomputer. The single-chip microcomputer used is the Puzhong Technology Development Board, but in fact the hardware used is the s...[Details]
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As shown in the figure below, the current range of the digital multimeter is divided into two ranges: AC and DC. When measuring the current, the needle of the digital multimeter must be moved to the ...[Details]
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In 2020, MediaTek shipped 351.8 million mobile phone chips, a year-on-year increase of 47.8%, and its market share jumped from 17.2% last year to 27.2%, making it the world's largest smartphone chip ...[Details]
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Antai Test delivered a high resistance/low current electrometer Keithley6430 to a research institute in Xi'an and provided a practical demonstration to the customer. The Keithley 6430 electrometer ha...[Details]
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This article introduces how to create a new STM8L051F3 project based on IAR For STM8 + STM8L15x-16x-05x-AL31-L_StdPeriph_Lib (official firmware library). The standard firmware library of STM8L can be...[Details]
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introduction
With the rapid growth of the number of cars, the quantity and quality of car testing equipment are constantly improving. As an important part of vehicle testing, wheel align...[Details]
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(I) Principle of reactive stepper motor
Since the working principle of reactive stepper motor is relatively simple. The following is a description of the principle of three-phase reactive step...[Details]
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1 Introduction
As a backup power source when the power system is out of power, batteries have been widely used in industrial production, transportation, communications and other industries. If...[Details]
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For a long time, most of the light weapons used by the troops for duty and counter-terrorism use mechanical aiming, that is, three points in one line. This method relies on the shooter to visually ...[Details]
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This paper designs a temperature control system based on AT89C51 microcontroller and DS18B20. The design uses AT89S52 microcontroller to drive digital temperature sensor DS18B20 to collect, re...[Details]
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1. Add nand_flash.c file: cpu/arm920t/s3c24x0/nand_flash.c #include #if (CONFIG_COMMANDS & CFG_CMD_NAND) && !defined(CFG_NAND_LEGACY) #include #include DECLARE_GLOBAL_DATA_PTR; #define S3C2410_NFSTAT...[Details]
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Time base signal generator:
The time base signal, referred to as the time base signal, comes from the 32768Hz real-time clock and is combined through frequency selection. The frequency selection lo...[Details]
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Self-protection device R25 with 1.5 kΩ resistance, can handle voltages up to 1200 VDC, has an energy absorption capacity of 340 J, and reduces component count
MALVERN, Pennsylvania, ...[Details]
PCB Design
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