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The HAL part of STM32F4xx already provides the SD driver, and the IO PINs during initialization are placed in HAL_SD_MspInit. void HAL_SD_MspInit(SD_HandleTypeDef *hsd) { GPIO_InitTypeDef GPIO_In...[Details]
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ARM multiplication instructions: one type is 32-bit multiplication instructions, that is, the result of the multiplication operation is 32 bits; the other type is 64-bit multiplication instructions, t...[Details]
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On August 1, at the 9th Annual Intelligent Connected Vehicle Technology Conference (CICV 2022), the China Society of Automotive Engineers and the China Intelligent Connected Vehicle Industry Innovati...[Details]
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Although the sales of iPhone 12 mini are not ideal, Apple will not give up for the time being. However, it is likely that we will not see it next year. According to the summary of previously...[Details]
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Microwave oven/microwave, as the name implies, is a modern cooking stove that uses microwaves to heat food. Microwaves are a type of electromagnetic wave. A microwave oven consists of a power sup...[Details]
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1. Create a new project and select the chip model. After selecting the chip, add the startup file .s file. 2. Add files to groups for classification: It includes ASM group, USR group, FWlib combi...[Details]
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First of all, I2C and SMBus are compatible. I have personally tested that communication is possible by changing the initialization to SMBus or I2C. These days, the teacher insisted ...[Details]
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When measuring with a vector network analyzer, one parameter that is often used is the S parameter. The S parameter is a measurement parameter used in the field of radio frequency communications. Its...[Details]
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1. What is cross-compilation? Run the compiler on the development host to compile the kernel and application. The kernel and program run on the target machine. This compilation process is called cros...[Details]
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Zos Automotive Research Institute released the "2024 Beijing Auto Show New Four Trends Analysis Report", which summarizes and analyzes from three dimensions: OEM, intelligent driving &
sensor
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The concept of power quality Power quality refers to the quality of the power in the power system. Ideally, the power should be a perfectly symmetrical sine wave. Some factors can cause the waveform ...[Details]
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Car companies are very busy these days, and Huawei is even busier.
First, on September 23 in Wuhan, Yu Xiao, President of the Intelligent Vehicle Control Field of Huawei Intelligent ...[Details]
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Infrared operation eliminates the need for contact with the machine. First, it is convenient. Second, it can naturally separate the user from the administrator (the use function is on the remote contr...[Details]
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What does 5G represent: speed, efficiency, upgrade, or unknown dangers? When some people linked the launch of 5G to the spread of the coronavirus, some people believed that 5G was the "source...[Details]
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"Know at a glance: What are the design standards for automotive connectors today?" Edited by Deso Hardware Electronics.
With the improvement of people's living standards, it is common for a fa...[Details]