I used ccsv2 before, and now I use ccsv3.3, but I found a problem, that is, the project files that can run in the v2 version can't run in 3.3, there are always errors, I don't know how to solve it, I ...
How does ucosii ensure that statistical tasks are executed once every 1 second? If a task takes a long time to execute, won't the statistical task fail to execute because its priority is higher?...
MC39i module 1: I can dial up, but when I open a webpage, it says "The page cannot be displayed". I don't know what is wrong with the settings. I have turned off all the firewalls. 2: When initializin...
It came via YTO Express.[All the contents of the package are opened, including the board, wires, a brief description, a 32.768kHz crystal oscillator, two 12-pin sockets, and a bent pin]【Close-up of th...
[p=30, null, left][font=宋体][color=#a0522d] Power consumption has become a critical parameter in many designs. In high-performance designs, excessive power consumption above critical temperature can im...
51 single-chip computer, three inputs correspond to three outputs, any input corresponds to output, the output is delayed for 20 seconds, and the output ends when the time is up. For example: key1, ke...
Recently, the U.S. Department of Commerce announced that it would prohibit companies in the country from selling any electronic technology or communication components to ZTE, a Chinese communicatio...[Details]
Regarding the PHY construction of LWIP, the PHY chip used is LAN8720A, RMII mode. Regarding the hardware connection part, the Atomic board F407 is used, and the hardware connection is as follows: ...[Details]
LAN8720 configuration: IP: 192.168.192.30 Gateway: 192.168.192.1 A high frequency of ARP packets is detected The content of the packet asks for the mac address of 192.168.192.1, and asks the resp...[Details]
Leading Chinese PV inverter manufacturer Huawei said it is supplying string inverters to a 75MW fully digital utility-scale solar project in Brazil, which it claims is the first of its kind in the cou...[Details]
Artificial Intelligence (AI) is undoubtedly the hottest topic in the technology industry in the past one or two years. In addition to the huge investments made by technology giants, financial and o...[Details]
The implementation of CAN driver under embedded operating system Android requires not only adding CAN driver device in Linux kernel, but also implementing the call of Android HAL layer. Taking S5...[Details]
The day before yesterday, another mainland technology company submitted a prospectus to the Hong Kong Stock Exchange. The company is called "Jia Nan Creative (hereinafter referred to as 'Jia Nan')"...[Details]
With the large-scale development of the domestic household photovoltaic market and the improvement of component and inverter technology, the system cost has dropped significantly in the past year. The...[Details]
The independent watchdog of STM32 is driven by a dedicated internal 40Khz low-speed clock, that is, it is still effective even if the main clock fails. Here we need to note that the clock of the inde...[Details]
OSC_IN and OSC_OUT are external crystal pins by default. If you do not use an external crystal oscillator on the STM32, how to connect OSC_IN and OSC_OUT If you use the internal RC oscillator instead...[Details]
1. What is PWM What is PWM? Professionally speaking, it is pulse width modulation. In layman's terms, it is the continuous output of high and low levels. For example, the microcontroller outputs...[Details]
Using AT89S51 microcontroller, modify the original one to turn the LED on for 4s and off for 2s. Thank you. Use a timer. (The program is written in the answer, omitted here - just a note) The origi...[Details]