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introduction
Temperature control has broad application prospects in industries and daily life. Many application fields require high-precision constant temperature control. Due to the nonlineari...[Details]
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Common devices for surge or transient interference protection include gas discharge tubes, metal oxide varistors, silicon transient voltage absorption diodes and solid discharge tubes, as well as thei...[Details]
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Recently, Huawei released the P30 series of mobile phones, among which the P30 Pro refreshed the Dxomark mobile phone score to 112 points, which also made the top three places in the list occupied by...[Details]
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IEEE-754 is a set of standards for floating point representation developed by the Electrical and Electronics Industries Association. This article mainly analyzes the most commonly used binary32 (si...[Details]
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1. Solar panels and battery parameters The main parameters of solar panels and batteries that need to be measured are: • Open circuit voltage (Voc), the voltage of the battery when there is no curren...[Details]
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According to foreign media reports, the German organization Fraunhofer has developed new video compression software, which uses the new MPEG-OMAF video format, which is the first VR video format. The...[Details]
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Apple pushed the iOS14 beta8 version update yesterday, which added a new feature: support for customizing the default browser app (currently limited to Google Chrome). According to netizens, users ...[Details]
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1. Transplantation Environment
Host : VMWare--Fedora 9
Development board: Mini2440--64MB Nand, Kernel:2.6.30.4
Compiler: arm-linux-gcc-4.3.2.tgz
u-boot: u-boot-2009.08.tar.bz2
2. Tran...[Details]
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1. Some useful official websites of Android: http://android.git.kernel.org Android source code website http://source.android.com http://code.google.com/android http://developer.android.com 2. Insta...[Details]
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Because the ultrasonic waves emitted by ultrasonic level meters are invisible to the human eye, abnormal working conditions on site may occur in addition to the failure of the level meter itself, as ...[Details]
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During the 7th Shanghai FD-SOI Forum, Zeng Yi, Director of VeriSilicon's IoT Interconnect Platform, shared a keynote speech titled "Low-power IoT Technology Based on FD-SOI Technology". He said that ...[Details]
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On the morning of May 8, the Xinxiang Power Industry Development Zone Management Committee and Zhongna Yingdian (Shenzhen) New Energy Co., Ltd. held a signing ceremony for the investment cooperation a...[Details]
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Part 4 Memory Instructions: Load and Store ARM uses load/store instructions to read and write memory, which means you can only access memory using LDR and STR instructions. On ARM, data must be loade...[Details]
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With the renewal of Volkswagen's brand logo in 2019, it also marks the arrival of a new era of brand design for Volkswagen. Now, Volkswagen is also aware of the changes in the market and adapting to ...[Details]
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Working principle of PIC
microcontroller's 4×4 column keyboard:
(1) Principle of single chip computer system keyboard
The connection method of the column keyboard is more compl...[Details]
MCU
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