[i=s]This post was last edited by xiaozhuang on 2019-2-11 12:52[/i] [align=left]I am from Chaoshan, Guangdong Province. Now I would like to take this opportunity to introduce the Yingge dance of my ho...
[i=s]This post was last edited by Hot Ximixiu on 2020-11-3 22:06[/i]The MCU source program is as follows://**********************************************************************************// Author:w...
[font=微软雅黑][size=4]The routines provided by the SDK are based on NoneOs and use the systick clock. I ported FreeRTOS at the beginning, so I couldn't use them directly and had to re-port them[/size][/f...
The Roche limit is roughly equal to the sum of the radii of the two bodies, which means that even if the Earth is to break, it will be "broken" by falling into Jupiter rather than being torn into piec...
1. Experimental purpose:Modify ble broadcast data to comply with airsync protocol2. Experimental environment:Hardware platform: cc2540, cc2541, cc2640Protocol stack version: The broadcast data of each...
Qualcomm's "Future of the Future" event has entered its fifth year. At the beginning of 2022, we once again visited the leading terminal manufacturers in China and had in-depth conversations w...[Details]
70% of the Earth's surface is covered by oceans, but it is currently facing serious marine pollution problems. Currently, about 8 million tons of plastic waste enters the ocean every year. It is es...[Details]
The accuracy of the linear motor module mainly involves three parameters: resolution, positioning accuracy and repeatability. They are interrelated and are important indicators of the accuracy of t...[Details]
At the DesignMed 2011 conference, engineers were able to get a glimpse into the future of personal medical devices by disassembling the Nonin Onyx II 9560 fingertip pulse oximeter.
“From large...[Details]
1. Chip pin description
The MCS-51 microcontrollers manufactured with the HMOS process all use a 40-pin direct-insertion package (DIP). The 80C51/80C31 chips manufactured with the CHMOS process use a...[Details]
Implementation method: Use the PWM output function to output pulses of a certain frequency (F). The number of pulses output at a certain frequency in a certain time is fixed. Therefore, the time (Tim...[Details]
On May 22, SAIC Motor stated at a performance briefing that the company has achieved zero thermal runaway in the power battery system and is stepping up research and development of solid-state bat...[Details]
1. Virtual Instrument Technology
1. Introduction to Virtual Instrument Technology
Virtual Instrument was first proposed by National Instrument in the 1980s. It is a computer-based hardwar...[Details]
According to Yonhap News Agency, a report recently released by market research firm Omdia showed that in 2021, Samsung Electronics' market share in global TV market revenue was 29.5%, and its market ...[Details]
Speech recognition is mainly developing in the direction of far-field and fusion, but there are still many difficulties in far-field reliability that have not been broken through, such as multi-round...[Details]
In recent years, TWS (True Wireless Stereo) has been rapidly rising in the headphone market. Now, users no longer have to worry about the tangled headphone wires when using streaming devices. True wi...[Details]
On October 14, Neijiang Vice Mayor Bi Sheng led a team to the Chuanwei Lianjie Base to care about the development of the enterprise. Neijiang Municipal Government Deputy Secretary-General Peng Yun,...[Details]
The speed regulation of wound-rotor asynchronous motors can be achieved in a variety of ways. Here are some commonly used methods:
Transformer speed control: This method uses a transformer to ...[Details]
With the continuous development of acoustics, people have gradually revealed some of the mysteries and characteristics of mosquitoes. Generally speaking, male mosquitoes do not bite people, but femal...[Details]
P3.0-P3.7 are 8-bit bidirectional lines of P3 port. The first function is basic input/output. The second function of each pin is shown in the following table:
P3 port internal structure and...[Details]