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When accessing SRAM, a problem occurs. The problem code is as follows: The main function program is as follows: /* * Function name: main * Description: Main function * Input: None * Ou...[Details]
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Focus of this chapter - Optimizing display After completing the first two chapters, I tested the refresh rate and found it reached an amazing 3 frames per second. Increase the main frequency In the...[Details]
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The signal source is also called a signal generator. Its basic function is to generate and output the desired signal. The frequency, power and modulation type of the signal can be set. According to t...[Details]
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Volatile means changeable and mutable, and its function is to restrict the compiler from optimizing certain variables. First, let's look at a C51 program: When Keil's optimization level is 8...[Details]
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This article mainly introduces the working mechanism of Fujitsu's system LSI chip MB86R01, as well as the functional characteristics of the ARM926EJ-S core, the image display controller (GDC), the in...[Details]
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1 Introduction
卫星导航
技术的诞生给人类社会信息技术的发展注入了新的元素和活力，已广泛地应用于交通运输、海洋渔业、国土测绘、水利水电、减灾救灾和公共安全等领域，带动了电子、通信、地理信息等相关产业和信息服务业的发展，产生了显著的经济和社会效益。
Nowadays, satellite navigation technology has ...[Details]
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Ordinary people don’t want to buy smart meters at all. Ultimately, they are buying electricity, so the cheaper the electricity, the better, not the smarter the better.
We are now talking about...[Details]
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According to foreign media reports, Xerox announced that due to the impact of the new coronavirus epidemic, the company decided to abandon its $35 billion hostile takeover of HP. Xerox said in a st...[Details]
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As a means of transportation, cars have entered thousands of households and become an indispensable means of transportation in people's lives. With the continuous development of science and techno...[Details]
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Error driver source file:
Wrong driver loaded
1 root@EasyARM-iMX257 /mnt/nfs/module/37_debug_err_led# echo 1 /dev/errdule/37_debug_err_led# echo 1 /dev/err...[Details]
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Since a DC regulated power supply is generally formed by an AC power supply through rectification, filtering, and voltage stabilization, it is inevitable that there will be some AC component in the D...[Details]
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Power-efficient processors enable engineers to meet form factor requirements while deploying smart designs anywhere Beijing (June 6, 2022) – Texas Instruments (TI) today introduced the new Sitara™...[Details]
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The usage time of several 3G mobile phones currently on the market is only 2 to 3.5 hours, which is not really attractive to end users. The actual talk or connection time actually depends on the quali...[Details]
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Since the norflash of the development board I bought was broken, and the board only had nandflash left, I still wanted to play with the development board, so I started my naked running and began to u...[Details]
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PIC16F616 is a 14-pin, 8-bit CMOS microcontroller. It uses a reduced instruction set with only 35 instructions. Due to the use of the Harvard bus structure with separate data bus and instruction bu...[Details]
PCB Design
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