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1 Introduction
With the rapid development of electronic technology, modern electronic equipment plays an increasingly important role in various application fields, and modern electronic equipment is ...[Details]
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The address space of the MCS-51 microcontroller's external RAM is 64K
, and
the address bus is 16 bits. The following four instructions can be executed to access the external RAM:
...[Details]
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With the issuance of 5G commercial licenses, China has officially entered the first year of 5G commercialization. How powerful 5G is, the student "Hello, Teacher, My Name is He Tongxue" from Beijing ...[Details]
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LED display technology has evolved from monochrome displays in the early 1980s, to dual-primary-color displays in the late 1980s, to three-primary-color (full-color) displays in the mid-1990s, to t...[Details]
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Desktop battery tester GBM-3000 series, which uses AC 1kHz as the test signal, measures the battery voltage and internal resistance at 300V (GBM-3300) and 80V (GBM-3080). This series has 3.5-inch TFT...[Details]
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In the microwave field, frequency synthesizers are the core components of measuring instruments. High-performance measuring instruments need to have large bandwidth, high resolution and low phase nois...[Details]
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In electronic engineering, resource exploration, instrumentation and other related applications, frequency measurement is one of the most basic and common measurements in electronic measurement techno...[Details]
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As the automotive electronic and electrical architecture evolves from distributed to centralized, domain controllers with wider control range and stronger computing power are now experiencing rapid d...[Details]
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Nowadays,
after-sales operation service
has become one of the important links of industrial manufacturing enterprises. The level and quality of the after-sales service capabilit...[Details]
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Apple's iPhone sales this year are lower than expected, which has a significant impact not only on Apple, but also on suppliers. According to people familiar with the matter, Samsung will compensate ...[Details]
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Digital video surveillance system is centered on computer or embedded system and based on video processing technology. It is in line with the international standard of image data compression. It is a ...[Details]
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1. Experimental Purpose
1. Understand
the method of expanding the external ROM of 89C51 microcontroller
2. Understand
how to use EEPROM
2. Experimental...[Details]
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When using IAR FOR STM8 for 003 development, I found that the same project and the same file, after being copied to another directory, the HEX generated by recompilation is inconsistent with the orig...[Details]
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Ripple is the core indicator of power supply, but how to accurately measure ripple is a widely ignored issue. Maybe you think it is just AC coupling of oscilloscope and then point the probe on the po...[Details]
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Hardware Platform
S3C2410X is Samsung's S3C2410X chip based on ARM920T. S3C2410X integrates an LCD controller (supports STN and TFT LCD screens with touch screen), SDRAM, touch screen, USB, SP...[Details]