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Compared with fluorescent lamps, white LEDs have the advantages of being simple to use and low cost. Compared with incandescent lamps, they can provide true white light. Therefore, their usage has ...[Details]
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/* ********************************************************************************************************************************** * Name : STM8S HALT mode and AWU wake-up * Author : MingMing * Re...[Details]
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0Introduction
Product testing is a concern for both manufacturers and users. In the process of product production, testing is an indispensable part, and sometimes even a process step....[Details]
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Qualcomm released its first quarter financial report for fiscal year 2020. The report showed that Qualcomm's net profit in the first quarter was US$925 million, a 13% decrease from US$1.068 billion i...[Details]
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Shanghai, China, November 18, 2021 - Shanghai Hejian Industrial Software Group Co., Ltd. (hereinafter referred to as Hejian Industrial Software) held an office ribbon-cutting ceremony and product l...[Details]
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introduction
In modern industrial control and some intelligent instruments, more and more places need to use dot matrix graphic displays to display Chinese characters. The usual way to display...[Details]
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Recently, Beijing Detai Energy Storage Technology Co., Ltd. (hereinafter referred to as Detai Energy Storage), a wholly-owned subsidiary of Yongtai Energy (600157.SH), has made significant progress in...[Details]
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The Galaxy A series is Samsung's mid-range smartphone series. It has always sold well around the world, and Samsung also updates this series of models every year. According to SamMobile, Sam...[Details]
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1 FAIMS technology
High-field asymmetric waveform ion mobility spectrometry (FAIMS) technology is based on the experimental observations of Mason and McDaniel, who found that the mobility co...[Details]
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Consumer electronics, such as cell phones, PDAs, digital cameras, and portable entertainment systems, are becoming smaller, faster, and cheaper, and the time to market for these new products is short...[Details]
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Expert advice
When you first start learning microcontrollers, you must understand some digital circuits. If you are not familiar with the general concepts of digital circuits, you should learn d...[Details]
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Generally speaking, in modern RF systems, the signal received by the antenna has a very high frequency and a very small channel bandwidth. If the desired channel is directly filtered out, the Q val...[Details]
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Chip localization is one of the most frequently mentioned hot keywords in the current industry. With the country increasing its support for the domestic integrated circuit industry and the implementa...[Details]
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#include
#define uchar unsigned char
sbit DQ=P1^4;
volatile data temp_data ={0x00,0x00};
uchar data display ={0x00,0x00,0x00,0x00,0x00};
unsigned char code ditab ={0x00,0x01,0x01,0x02,0x03,0x03,0x0...[Details]
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Instruments used in industry , after a certain period of use, will meet product aging, aging tests and environmental tests, which can detect a potential failure of the instrument early, prepare s...[Details]
Analog electronics
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