In a dialog box, there is an edit box and a button. Requirement: After pressing the button, insert a string at the cursor position of the edit box. Implementation code: 1) Response to the event of the...
Adopt TMS320C5409 and Cyclone EP1C3T144C8 FPGA as main processor and coprocessor. Adopt 24bit high-precision audio dedicated AD/DA conversion chip, especially suitable for the development of professio...
The serial port of this board is relatively crude, it is directly connected to 232, and the max3232 is used for conversion.The onboard serial port used is USART0, and from the schematic diagram, we ca...
I read in the WinCE documentation that it supports French keyboards. The French keyboard's LANGID is 040C, but I can't find the code for this language. I hope someone can help me out....
I burned the .bin file of the safertos_demo routine into the board I made, but it didn't run. The flashing task in it is to flash the light on the network port (ROM_GPIOPinWrite(GPIO_PORTF_BASE, GPIO_...
Zhu Zhaoqi will start from this section to lead you into the transplantation of U-Boot-2013.04, which is the U-Boot source code released in April 2013 and is an important watershed in the U-Boot versi...
This program is written to simulate the serial port hardware mechanism. When used, a timed interrupt can be set with a time interval of 1/4 baud rate. The receiving function is called once for ea...[Details]
Sailing is gaining more and more attention. How to use modern technology to assist training and improve competition results is particularly important. Considering the real-time data collection in t...[Details]
As a wireless broadband metropolitan area network standard, WiMAX technology has greater advantages than previous 3.5GHz MMDS products in terms of non-line-of-sight transmission and spectrum utiliz...[Details]
Microcontrollers (MCUs), which are widely used in automotive electronics, are rapidly facing time and cost pressures. The main advantage of using MCUs has always been to create high-level system in...[Details]
0. Introduction
In daily life, we often see some special-purpose vehicles. When these vehicles pass through intersections, they often obtain the right of way at intersections by temporarily op...[Details]
Do you often have to add brake fluid to your car's brakes? The fact that you need to pump out the brake fluid to make sure there is no gas in the brake fluid line may not be done by the car owner h...[Details]
Analog engineers have traditionally struggled with complexity when designing power supplies that required multiple outputs, dynamic load sharing, hot-swap, or extensive fault-handling capabilities....[Details]
The reason for the light decay of white LEDs: the decline of phosphor performance
So far, the rapid decline of the luminous performance of white light LEDs, especially low-power white light LE...[Details]
For a long time, due to the limitation of hardware conditions, the display devices of traditional small handheld devices such as PDA are usually monochrome LCD, and the user interface is very simpl...[Details]
DSP (digital signal processor) is used more and more frequently in today's engineering applications. There are three main reasons for this: first, it has powerful computing power and is capable of ...[Details]
With the continuous improvement of the requirements of intelligent building security systems and the continuous improvement of people's safety awareness, indoor anti-theft has gradually attracted peop...[Details]
0 Introduction
With the development of society, people pay more and more attention to security work. Monitoring products have been used in various fields instead of being used only in importan...[Details]
In the previous series, we have listed some basic knowledge of C language in Tables 1 to 3. We hope that beginners can strengthen their memory of the above tables and gradually learn to use them wh...[Details]
Nippon Electric Works and Volvo Technology Japan have developed a wireless power supply system for electric vehicles (EVs). Using this system, the two companies have successfully conducted an exper...[Details]
Problems such as the depletion of natural resources, air pollution, traffic congestion, and rising fossil fuel prices have forced societies and individuals to seek alternative means of transportati...[Details]