LM386 is an audio power amplifier produced by National Semiconductor Corporation, mainly used in low-voltage consumer products. In order to minimize the number of external components, the voltage gain...
[size=4]To configure the key interrupt, you need to set P1.3 port as input first, and set the pull-up resistor to ensure stability. [/size] [size=4] [/size] [size=4]P1DIR &= ~BIT3;//Set P1.3 as input[...
Thank you for being there - old classmate Lanlan2019 is coming to an end. Thank you for your companionship and tolerance over the years. I am a relatively introverted person and I don’t have many frie...
Hawking once issued a serious warning when he was alive. The reason was that the radio telescope "Sky Eye" received a suspicious signal from outer space 4 light years away.After learning the news, Haw...
IntroductionSignal source is an important part of modern electronic system, and has a wide range of applications in communication, measurement and control, navigation, radar, medical and other fields...[Details]
1 Introduction
There are usually several timers inside a single-chip microcomputer. For example, there are timer 0 and timer 1 inside the 8051 single-chip microcomputer. When the timer counts o...[Details]
The voice storage and playback module uses ISD4004 from ISD. This voice device uses the patented multi-level direct analog storage (Chip Corder) technology. The sound does not need to be converted and...[Details]
Xinhua News Agency, Beijing, December 22 (Reporter Jiang Lin) In the dead of winter, when you walk into a shopping mall in the center of Fengxian County, Jiangsu Province, you will see a wide varie...[Details]
The high-definition renderings of the Fitbit Charge 5 bracelet have been exposed before. The new product adopts a rounded appearance and screen, which is more fashionable. According to the Weib...[Details]
Leading CPU makers AMD and Intel left the Russian market in late February after Russia invaded Ukraine, and it's not easy for Russian PC makers to get the chips they need. There are several Russian...[Details]
In the second lecture last time, we explained that the high-frequency components in digital signals are the main reason that affects the performance of digital devices and are prone to noise. There...[Details]
Chip debut | Dual-core convergence and dual-optical fusion Cool Core brings a new generation of dual-spectrum chip solutions to the 2022 Shenzhen AI Conference Recently, Shanghai Coolchip Microele...[Details]
Recently, the provincial power company took the lead in promoting the independent energy storage power station - Datong Herong Energy Storage Power Station to participate in the spot trading of the po...[Details]
Implementation of the Transmission and Distribution Price System from the Perspective of Settlement Methods
Gu Feng
The establishment of a transmission and distribution price syst...[Details]
On June 25, 2021, the 5th Jiwei Semiconductor Summit officially opened in Haicang, Xiamen. The theme of this summit is "The Heart and the Core are in the Same Place, and Changes are Like Kunpeng", wh...[Details]
Guo Xiangjun, Deputy General Manager of State Grid Tianjin Electric Power Company and General Manager of Binhai Power Supply Company
Chairman Kou Wei emphasized at the company's second quarter...[Details]
During the navigation process, autonomous vehicles must be equipped with object detection systems to avoid obstacles on the road. However, the detection capabilities of current detection technology a...[Details]
Abstract: The characteristics and basic principles of any digital signal generator based on the VXI bus are explained. The VXI bus register base interface circuit is implemented using FPGA devic...[Details]
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