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Those who work on power supplies often need to measure the ripple of the power supply. The 112 oscilloscope has a relatively high sensitivity and can effectively measure the power supply ripple with ...[Details]
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ARM development environment construction under WinXP XP version: 2002 Service Pack 3 Tools used: Eclipse as a compile/debug IDE; Mingw as Linux compilation environment; ARM-EABI as a cross-...[Details]
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1. The serial communication programming process on the PC is as follows:
1. Create a project
Open VC++6.0 and create a dialog-based MFC application SCommTest (which is consistent with my source cod...[Details]
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This system requires the design and production of a simple smart electric car. The design plan includes basic requirements, development parts and other innovative parts.
basic requirements
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With the advancement of the dual carbon goals, electric vehicle on-board chargers (hereinafter referred to as "OBCs") are developing in the direction of bidirectional energy transmission, which can...[Details]
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1. Internal RAM: There are 256 units in total. The user uses the first 128 units to store readable and writable data, and the last 128 units are occupied by special registers.
The first 128 units are...[Details]
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U-Boot version: U-boot 2008.10 Target board: Mini2440 Nandflash model: K9F1G08U0B 256M Modify include/configs/mini2440.h. 1) Add command support: #define CONFIG_CMD_ELF #define CONFIG_...[Details]
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0 Preface The car driving recorder, commonly known as the car black box, is an electronic device that can record the vehicle's driving speed, time, mileage and other status information. The drivi...[Details]
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Based on the idea of balancing the active nodes of noise, a new transformer EMC design method is proposed. Experimental verification shows that compared with the traditional design method, this met...[Details]
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Since the beginning of this year, due to the impact of the COVID-19 pandemic, the number of people working from home and doing online education has increased around the world, which has led to an in...[Details]
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There are many devices in our daily life that can adjust the gears autonomously, such as the brightness of desk lamps, the speed of toy cars, the speed of fans, etc. They have different ways of adjus...[Details]
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// After the following settings, the pin will generate PWM wave void TIM1_PWM_Init(void) { //Configure the pin multiplexing function RCC- AHBENR |= RCC_AHBENR_GPIOAEN; GPIOA- AFR |= 0x00000002; GPIOA...[Details]
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In actual work, the design of MCU timer delay program is usually divided into two schemes: hardware delay design and software delay design. Among them, the software delay operation of MCU timer is mo...[Details]
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Recently, because I can't catch up with the progress of the advanced class, the tutorials given by the teacher are always intermittent, so I plan to study with the netizens who passed the exam on Nove...[Details]
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【First, let's distinguish two concepts: interrupt and exception. Interrupt is a type of exception. Take the 2440 development board as an example. It has more than 60 interrupt sources, such as from...[Details]