I wrote a program that uses RAS dial-up connection. The connection was successful, but there was a problem with the intermediate status display. LRESULT CGPRSDlg::WindowProc(UINT mesaage,WPARAM wParam...
Receive "SHT31 Smart Gadget" and start testing immediately
The test board I received is a bit like chewing gum. But it is a bit bigger.
After opening the package, you can see that there is a "plastic ...
Regarding the HuaDa MCU Ucos FreeRtos RTThread real-time operating system, 32-bit core MCU, due to the increase in flash and RAM resources, in some applications, the traditional single-task system may...
I would like to ask the experts, my 2410 hardware clock is 30-60 minutes slow every day when it is powered on and on AC, and 1 second slow every day when it is powered off. Please help me analyze it, ...
As the title says, please help. Or is there an external pull-up and pull-down resistor on the board? Isn't the PxREN in the user's guide used to configure the pull-up and pull-down resistors? But I sa...
Guangdong Traffic Regulation No. 355
To all municipal transportation bureaus (commissions) above the prefecture level, provincial transportation groups, Guangdong Power Grid Compa...[Details]
Recently, the Provincial Development and Reform Commission and the Provincial Poverty Alleviation Office jointly organized the application for a number of centralized photovoltaic poverty alleviation ...[Details]
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]
On April 20, the Photovoltaic Summit, guided by Jiangsu Renewable Energy Industry Association, hosted by Growatt, and supported by LONGi Solar Technology Co., Ltd. and Jiangsu Bigo New Energy Group...[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]
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]
1. Usage scenarios In the first case, when using a common STM32 delay function, similar to HAL_Delay(time), since this function uses a loop to judge and delay, when executing this function, the ent...[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]
1. Determination of STM32 ADC sampling frequency 1. First, read some information to determine the ADC clock: (1) The ADCCLK clock provided by the clock controller is synchronized with the PCLK2 (A...[Details]
According to MEMS Consulting, Japan's
Toshiba
will further develop its automotive
LiDAR
(laser radar) semiconductor business, mainly focusing on: (1)
light receiving elements use...[Details]
According to foreign media reports, the 2018 GMC Terrain Denali is equipped with multiple collision detection systems, and a recent test verified the safety of the system. Even when driving in a bu...[Details]
I am going to do a project recently, which requires counting the frequency and duty cycle of the external PWM signal. The chip used is STM32F207 Looking at the datasheet, I found that one of the ma...[Details]
The watchdog timer is used to prevent the program from running away due to strong interference noise caused by power supply, space electromagnetic interference or other reasons. Many microcontrollers...[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]
China Energy Storage Network News:
On the 7th, Jurong Economic Development Zone signed a strategic cooperation framework agreement on comprehensive energy services with State Grid Jiangsu Int...[Details]
Embedded System
京公网安备 11010802033920号
EEWORLD
