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On July 26, the Ministry of Industry and Information Technology and the National Standardization Administration Committee issued a notice on the "Guidelines for the Construction of the National Inter...[Details]
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For the common incandescent bulbs, fluorescent bulbs, and energy-saving bulbs, even if the product itself may generate heat during operation, the high heat of the components can still be effectiv...[Details]
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Imagination Technologies announced that it is strengthening its partnership with DENSO to develop more powerful processing technology for future in-vehicle systems. DENSO has licensed Imagination's ...[Details]
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On April 11, the 12th Energy Storage International Summit and Exhibition (ESIE 2024), hosted by the Zhongguancun Energy Storage Industry Technology Alliance, the China Energy Research Society, and ...[Details]
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1. Introduction to GCC: The GNU Compiler Collection, usually referred to as GCC, is a set of compilers developed by GNU. Why is it an editor collection instead of a compiler? That's because it not on...[Details]
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What is DMX512?
DMX512
is a standard developed by the Entertainment Services and Technology Association (ESTA) that describes a method for digital data transmission between cont...[Details]
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Relevant research shows that the overall awareness of safety in my country's new energy vehicle industry is insufficient, and the safety interaction mechanism in the entire chain has not been formed,...[Details]
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In early May this year, my country's Long March 5B carrier rocket, which successfully completed its maiden flight, carried my country's new generation of manned spacecraft test ship, and the experime...[Details]
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The system can be placed on the dashboard of a car. When the driver starts the car, the detection controller starts. At this time, the engine is locked and the car cannot start. After the alcohol s...[Details]
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With the rapid development of the automobile industry, most families now have a car. Although cars are very popular, they are still too complicated for ordinary people. If something goes wrong, the...[Details]
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The precision voltage reference IC TL431 is in a T0-92 package as shown in Figure 1. Its performance is that the output voltage is continuously adjustable up to 36V, the operating current range is as ...[Details]
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Electric vehicles are usually equipped with only one charger, so they are often moved with the vehicle, which inevitably causes vibration or collision, causing some faults. The two faults described...[Details]
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Yesterday I used uboot1.4 to debug an LED light experiment based on s3c44b0, and it was successful. Here is a record:
The initial idea was to use uboot's loadb command to debug my own ported uboo...[Details]
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The microcontroller source program is as follows: #include "reg52.h" sbit IN1=P1^1; sbit IN2=P1^2; sbit IN3=P1^3; sbit IN4=P1^4; unsigned char pwm_val_right=0; unsigned char push_val_right=0; unsig...[Details]
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The ARM processor startup process involves three aspects of knowledge:
Startup method
Address layout
Start the process
The boot process of the S3c2440 ARM ...[Details]
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