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When porting u-boot-2012.04.01, two small problems occurred as follows: Solve the first warning WARNING: Caches not enabled By searching the u-boot source code, locate this location: Then find ...[Details]
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In the era of short videos, in addition to handheld devices for video shooting, aerial photography has also entered the public eye through the consumer drone market and has been sought after by many ...[Details]
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Abstract
: The purpose of this design is to realize the intelligentization of museum collection anti-theft and protection. With the microprocessor as the core, the color image sensor LM9628 a...[Details]
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With the development of image processing technology, the requirements for image clarity, i.e. image pixels, are gradually increasing. At the same time, the localization and iteration of image p...[Details]
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The Sensor Summer Campaign will help community members gain basic component expertise through professional development, skills training, webinars, knowledge Q&A, product testing, and will also set up...[Details]
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1. Comprehensive understanding of HD
1.1 HD is not just HD IP, but also digital HD and analog HD.
HD IP can be divided into CMOS type and CCD type based on the photosensitive devi...[Details]
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If you are eager to improve the automated assembly process of printed circuit boards (PCBs)
If you are worried about the risk of connection failure due to solder bridging
If you...[Details]
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1 System overall design
The system can automatically detect whether there is an object close to the liquid outlet, with a detection distance of 15 to 20 cm. The LED display roughly shows the re...[Details]
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At IFS2022 held in London yesterday, Malcolm Penn, CEO of Future Horizons, said that the semiconductor industry has passed the peak of the roller coaster market cycle and has begun a sharp decline. ...[Details]
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As chip performance continues to improve and chip complexity increases, in order to ensure the quality of chips leaving the factory, chip testing has received increasing attention from major manufact...[Details]
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The current sampling circuit uses a shunt: R57 and R56 are sampling resistors, C21 and C22 are sampling capacitors, and they provide a sampling voltage signal for the sampling channel. The size of...[Details]
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The STM32F10 series chip has two built-in watchdogs, which provide higher security and other benefits. The independent watchdog (IWDG) is driven by a dedicated 40KHz low-speed clock and remains effec...[Details]
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/* * s3c2410-ts.c * * touchScreen driver for SAMSUNG S3C2410 * * Author: Janghoon Lyu nandy@mizi.com * Date : $Date: 2002/06/04 07:11:00 $ * * $Revision: 1.1.2.6 $ * * Based on pt036001b-ts.c * * Th...[Details]
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High reliability, powerful functionality, high speed, low power consumption and low price have always been important indicators for measuring the performance of microcontrollers, and are also necessa...[Details]
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pc：Centos5.4
Kernel: Linux 3.0.1
Development board: ok6410
Cross compiler: arm-linux-gcc 4.4.1
LCD Driver
How to write LCD driver?
1. Allocate an fb_info structure: fr...[Details]
PCB Design
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