I bought a smart bracelet for more than 30 yuan. It has functions such as timing, step counting, sleep measurement, blood pressure and heart rate measurement, and mobile phone message or call reminder...
AD's PCB board has multiple layers. If I want to print it out layer by layer, I need to add or delete certain layers in PAGE SETUP. Are there other quick methods? Thank you....
Two clocks are used in the program.MCLK is set to 8MHZ. The simulation schematic is as follows (the proteus simulation project file can be downloaded in the attachment of this post).The timer A0 clock...
Yesterday, the administrator posted a thread to discuss whether the national competition will be delayed: [New reminder] Floods are raging, and the epidemic is recurring. Will the national competition...
[i=s]This post was last edited by 莀荒蔚 on 2020-3-29 12:37[/i]Protocol stack version 1.3.0, slave file1.Add call to DHT11 acquisition event (SBP_START_DEVICE_EVT event in SimpleBLEPeripheral_ProcessEven...
Ultra-wideband (UWB pulse) uses a frequency band greater than 3GHz. Compared with the 2.4Ghz (mobile phone, WIFI signal) frequency band, the diffraction performance of UWB signals is very poor, which ...
Recently, a topic called #Forget to unplug the charger and burn down the house# has attracted the attention of netizens. Nowadays, the charging power of mobile phones is getting higher and higher. It...[Details]
Samsung Electronics officially launched the 108-megapixel sensor ISOCELL Bright HMX, the industry's first mobile image sensor with more than 100 million pixels. Samsung said the sensor is the result ...[Details]
The 35th meeting of the International Mobile Communications Working Group (WP 5D) of the Radio Communications Sector (ITU-R) of the International Telecommunication Union (ITU) was concluded. The meet...[Details]
Recently, Commvault, a world-renowned leader in enterprise-level data management software for cloud and local environments, and Digital China Group Co., Ltd. officially announced a partnership. The t...[Details]
When we talk about exception vectors, we will think of interrupt vectors. In fact, interrupts are a subset of exceptions, which means that interrupts are actually a type of exception. Back to the e...[Details]
WPG Holdings, a leading semiconductor component distributor dedicated to the Asia-Pacific market, announced that its subsidiary WPI has launched a 1KW motor driver solution based on ON Semiconductor'...[Details]
I'll say this beforehand: Because my board has an LCD screen and a digital tube, which cannot be used at the same time, I'm using an LCD screen. The following code is easy to understand and has comme...[Details]
Recently, the Zhejiang Provincial Department of Science and Technology announced the list of winners of the 2020 Zhejiang Science and Technology Awards. In awards in multiple categories, achievement...[Details]
The calculation method of the physical address of the register indirect addressing mode is as follows: The principle of reading the storage unit in the register indirect addressing mode is shown in...[Details]
The target flowmeter is a type of differential pressure flowmeter, which has been developed and applied in industry for decades. my country developed electric and pneumatic target flow transmitters i...[Details]
There are two types of mass flow meters: direct and indirect. In actual application, different mass flow meters will be selected according to different needs! The following introduces 6 methods for se...[Details]
Recently, infrared thermal imaging has frequently appeared in the automotive industry, and infrared sensing technology has joined the "battlefield" of vehicle-mounted sensors. In March 2023, Ruichuan...[Details]
On August 13, Huami Technology Vice President @沛帆迪Arnold posted a Weibo post revealing the truth behind the Apple Watch pictures circulating online. He said: "Yesterday, one of our new watches was le...[Details]
1. Introduction TL431 is a three-terminal adjustable precision voltage reference integrated chip with good thermal stability. It has the characteristics of small size, low price and excellent perform...[Details]
CNC systems (computer numerical control systems) and NC systems (numerical control systems) are two types of automation control systems commonly used in modern manufacturing. They are similar in ma...[Details]
Making friends through disassembly
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