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Due to the influence of power electronic device technology, the static frequency conversion technology in my country before the 1980s has been in a state of stagnation. The medium-frequency power s...[Details]
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Every time you upgrade your system or change your phone, the most troublesome thing is probably backing up your data and passwords. Just now at the ColorOS 11 launch conference, OPPO said that the sy...[Details]
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Moisture analyzers are used in the production and experimental processes of medicine, plastics, chemicals, food, grain, feed, seeds, rapeseed, tea, textiles, agriculture, forestry, papermaking, rubb...[Details]
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#include pic.h typedef unsigned char uchar; typedef unsigned int uint; #define rs_h PORTC|=0x01 #define rs_l PORTC&=0xfe #define rw_h PORTC|=0x02 #define rw_l PORTC&=0xfd #define en_h P...[Details]
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1. Introduction to WLAN physical layer
WLAN standards are defined and maintained by the IEEE 802.11 working group, which includes chip manufacturers and access point manufacturers. This group has d...[Details]
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The transmission error of a machine tool refers to the difference between the actual displacement and theoretical displacement of its output shaft when the input shaft of the machine tool transmissi...[Details]
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After spending a lot of effort these days, I finally successfully burned the official library function into the entry-level Ethernet kit, and finally I can light up the LED on the board. This is not ...[Details]
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(1) When grounding the high-voltage switch dynamic characteristics tester on site, why should the ground wire be connected first and then the break wire?
A: During field tests, there is often a high ...[Details]
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With the development of society and the growth of population, energy conservation has become an important social issue. Fluorescent lamps are the most widely used lamps at present, but like most la...[Details]
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With the rapid development of intelligent network technology, OTA (Over-The-Air) has become an indispensable part of the smart car field. It remotely manages the firmware, data and applications on ...[Details]
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Huawei, this company has been on the minds of hundreds of millions of people recently. Huawei is second to none in 5G technology, and it also has its own strategic plan in the automotive field. Altho...[Details]
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This article will discuss the main factors that affect the SNR loss introduced by signal scaling, how to quantify it, and more importantly: how to minimize this effect.
Many signals genera...[Details]
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Semtech contributed articles (LoRa® application cases) Dingkun Technology uses Semtech's LoRa® devices to create an automated termite monitoring and early warning system for cultural relics and an...[Details]
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When using the ADC function of a microcontroller to sample data, it is usually sufficient to use the average value for calculation, but when calculating power, the effective value is needed to calcul...[Details]
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Chip decryption is also called MCU cracking, MCU cracking, chip cracking, IC decryption. We usually call CPLD decryption and DSP decryption chip decryption. MCU attackers use special or homemade eq...[Details]
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