As shown in the figure below, the battery is used to power the system. Since the current of the system is not constant, there will be occasional high current. When the high current is output, the batt...
Hello everyone! The system I use is wince5.0, and the update has been installed to April 2008. The platform is ARM9: EP9307. I now encounter the following problems when operating the USB flash drive: ...
Today I learned that this solution is similar to other workspace concepts, and is a collection of multiple projects. Therefore, today I will start under the last solution D21 test, and open the soluti...
There is only one reset button on the router. I want to press it once, but the lights on the router keep flashing. Press it twice and it will return to normal. I don't know how difficult it is. I am n...
[i=s] This post was last edited by qwqwqw2088 on 2017-5-5 07:44 [/i] [size=4][color=#575757][font=Arial, sans-serif] Now most mobile phones have [/font][/color][color=rgb(87, 87, 87)][font=Arial, sans...
[i=s]This post was last edited by paulhyde on 2014-9-15 09:26[/i] To all colleges and universities: According to the spirit of the "Notice on Organizing the 2009 National Undergraduate Electronic Desi...
In 2017,
Sanan Optoelectronics
achieved sales revenue of 8.394 billion yuan, operating profit of 3.856 billion yuan, and net profit attributable to shareholders of the parent company of 3.1...[Details]
1. Problem When developing STM32 with IAR, I found that I could not print floating point numbers by redirecting printf to the serial port. The code is as follows: The output is as follows: It can...[Details]
1. Photovoltaic inverter installation process
1. Preparation before installation
Are the product accessories, installation tools and parts complete? Is the installation environmen...[Details]
China Energy Storage Network:
Blockchain + finance, blockchain + environmental protection, blockchain + insurance, even a roadside fried chicken shop is using the banner of blockchain + fried...[Details]
China Energy Storage Network:
At the Boao Forum, Zhu Min, the current dean of the National Institute of Finance at Tsinghua University, said: "When talking about blockchain, we must first sep...[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]
Analysts have sorted out some interesting phenomena. Let's follow the embedded editor to learn about the relevant content.
Huawei emerged as a star in the all-
flash
array sales ra...[Details]
What is SYSTICK: This is a 24-bit system tick timer, SysTick, with automatic reload and overflow interrupt functions. All microcontrollers based on the Cortex_M3 processor can obtain a certain time ...[Details]
Photovoltaic inverters are the core equipment of photovoltaic systems. Their main function is to convert the direct current generated by photovoltaic modules into alternating current that meets the...[Details]
Using the WWDG of STM32F030, it is found that the MCU will not be reset under STOP, just like the sleep mode of STM8S. Paste the watchdog code: /******************************************************...[Details]
Independent watchdog (IWDG) and low power mode are often used in STM32 development. The watchdog is to detect and solve faults caused by software errors, and the low power mode is to enter sleep mode...[Details]
STM32 has three startup modes. In RM0008 downloaded from the ST official website, you can find the startup-related configuration instructions: Translated into Chinese: The storage media corresp...[Details]
When STM32 uses JTMS (PA13) and JTCK (PA14) as normal I/O ports, add the following code before initialization (the order cannot be reversed): RCC_APB2PeriphClockCmd(RCC_APB2Periph_AFIO, ENABLE); G...[Details]
Internal channels of ADC: In addition to using external channels to collect external analog voltage signals, the ADC of STM32 also has two internal channels 16 and 17. Channel 16 is connected to ...[Details]
The T3 timer (8-bit) of CC2530 requires understanding of T3CTL, T3CCTL0, T3CC0, T3CCTL1, and T3CC registers. Timer 3/4 is an 8-bit timer with timer/counter/PWM functions. Timer 2, also known as MAC t...[Details]