[i=s]This post was last edited by ikikedota on 2015-2-7 21:41[/i] If the system has three tasks a, b, and c, with priority a>b>c, and the function body of task a is executed, it will be delayed. Durin...
After more than 6 months of development, and two delays on May 26 and June 2, the release is here. Today, the eagerly awaited Fedora support is finally satisfied, and everyone can download Fedora 11 f...
When I was working on a project recently, I found that the communication protocols between ARM and FPGA or CPLD are different. Here are some tips: 1. When the speed requirement is not high, it is reco...
Abstract: This paper briefly introduces the functional characteristics and internal control register parameters of the new clock and calendar chip DS12C887 of DALLAS Company in the United States, give...
[i=s]This post was last edited by gh131413 on 2016-9-23 15:07[/i] I am currently using this chip to make a 5V 3A board. The double-sided board cannot pass EMC and exceeds more than ten DBs. After chan...
Connect the LM3S6911 development board to the router so that it can be accessed from the external network.Do I need to apply for a domain name? How can I do this? Can anyone with experience give me so...
In the past few days, the Chinese display panel giant
BOE
has been flooded with articles supported by Liu Shuwei. Let's follow the embedded editor to learn about the relevant content.
...[Details]
1. Test conditions Hardware: STM32L432KC Main frequency: 80MHz Compiler: IAR 8.20.1 Compiler options: High Speed no size constraints CRC generator polynomial: 0x782f 2. Test Method The softwar...[Details]
Unique device identifiers are suitable for: ● Used as a serial number (e.g. USB string serial number or other terminal applications) ● Use the unique ID as a security key when used in conjunction wit...[Details]
After we understand the use of libopencm3, we find that libopencm3 is only suitable for small projects. Its biggest feature is the convenience of USB. So when we configure large projects, is there a ...[Details]
The last two blogs talked about a version problem of STM32CubeMX and the problem of hardware reset. When you solve these two problems, you will find that after the program is burned into the board, t...[Details]
1. Basic Concepts of LCD/LCM The structure of Liquid Crystal Display (LCD) is to place liquid crystals between two parallel pieces of glass. There are many vertical and horizontal fine wires between...[Details]
Automotive LCD Instrument Clock EMI Solution As early as 2014, the market size of China's automotive full LCD instrument has reached 3.506 billion yuan, and it is expected that by 2020, this s...[Details]
In the Chinese automobile market, the trend of new energy vehicles and driverless cars is leading the transformation of China's automobile industry. As the world's largest automobile market, "Chinese...[Details]
The application of millimeter wave technology in mobile communications also involves a series of technical problems, including the large propagation loss of millimeter waves and the susceptibility ...[Details]
At the just concluded InfoComm 2018 exhibition, the two major brands, Zhongke Jiguang and China Hualu, both displayed three-color light source
laser TVs
. The outstanding color performance ...[Details]
Temperature, humidity and irradiance are must-measure items in the photovoltaic industry. However, most of the current data collection is done by storing data in USB flash drives for offline analys...[Details]
In recent years, in order to meet the needs of social development, more and more companies have entered the fields of smart phones, artificial intelligence,
VR
, AR, etc. After seeing the d...[Details]
STM32 has 2 watchdogs: independent watchdog and window watchdog. Independent watchdog IWDG: A system fault detector that is independent of the system and is not affected by the system because it has ...[Details]
The calculation formula of the watchdog feeding time (watchdog overflow time) is: Tout=((4*2^prer)*rlr)/40 Tout is the watchdog overflow time (in ms), prer is the watchdog clock prescaler value (...[Details]
1) Independent watchdog has no interrupt, window watchdog has interrupt 2) Independent watchdogs can be divided into hardware and software, while window watchdogs can only be controlled by software...[Details]