I now have a stm32f103 minimum system board and an ov7670 camera with FIFO. If I want to use the ov7670 camera with the minimum system board, can I not connect the pins directly? Do I need to make a d...
[i=s]This post was last edited by paulhyde on 2014-9-15 04:02[/i] Are you still using the built-in component library of Altium Designer? Or a self-built library? Are you worried about the lack of Step...
I originally planned to send 7E 01 01 00 01 01 04 0D. The original program was: Call: SendString_PH_START("7E 01 01 00 01 01 04 0D"); Definition: void SendString_PH_START(uchar *ptr) { for(int j=0;j<2...
There is a group of "silly kids" who are always at odds with themselves. After busy work, they often sit in front of their desks to disassemble and disassemble. The smoke from cooking is commonplace. ...
[i=s]This post was last edited by lcofjp on 2016-12-11 21:20[/i] A few years ago, I bought a rechargeable LED desk lamp in a roadside store on a whim. I probably didn't use it many times. I could hear...
MAIN.C(1): warning C500: LICENSE ERROR (R208: RENEW LICENSE ID CODE (LIC)) This is the error message, but I don't know where the error is. Please help me! Thank you!...
introduction
Since the beginning of the 21st century, the world of information has changed rapidly. Maybe a high-tech product will be released today and a better similar product will be releas...[Details]
1. Introduction
RFID (radio frequency identification) is a non-contact automatic identification technology that emerged in the 1990s. It uses the characteristics of radio frequency signal prop...[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]
In recent years, the market for mobile/portable devices such as smartphones and laptops has continued to grow rapidly. While these products continue to integrate more new features to enhance the ...[Details]
1. Introduction
Light control circuit plays a vital role in urban street lamps or corridor lighting. With light control circuit, the lights can be automatically turned on and off according to ...[Details]
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[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]
Electronic systems are located at different points on the automotive power bus and therefore often need to operate under very stringent power requirements. These include load dump, cold crank, very lo...[Details]
introduction
The emergence of high-performance, low-power embedded CPUs and high-reliability network operating systems has made it possible to implement applications with large amounts of comp...[Details]
Editor's note: In order to help technicians or engineers who have knowledge of PIC microcontroller assembly language quickly master the method of using C language to program PIC microcontrollers, t...[Details]
1. What is temperature?
Heat is a type of molecular motion. The hotter an object is, the faster its molecules move. Absolute zero is defined as the temperature at which all molecular motion ...[Details]
1 Introduction
Intelligent control instruments are one of the most commonly used controllers in industrial control. They are mainly aimed at a specific parameter (such as pressure, tempera...[Details]
1 Introduction
Water resources are the basic conditions for human survival and the lifeline of economic development. The reality shows that due to the global shortage of water resources and th...[Details]
1. Introduction
Testing the temperature of steel billets before rolling is an important measure to ensure the quality of steel. Traditional manual testing is difficult to ensure product qu...[Details]
PV inverter manufacturer SMA has launched its first DC arc fault circuit interrupter (AFCI) PV inverter and has received UL certification.
The new SunnyBoy AFCI inverter models include 3000-US...[Details]