Error [141] E:\SD_example\copy\SD\sd.c; 2.18 can't open include file "pic18.h": Too many open filesI have included this header file, and I can find this header file in other module compilations, but w...
Around 2016, I used a car-earning box that was directly plugged into the car's OBD interface. The main function is: the mobile app can read the car's daily driving trajectory and some of the car's ele...
What kind of device is more suitable for "smart socket" to use for switch control? Solid-state relay, thyristor, relay! Everyone, tell us what you think of each control device!...
Currently I am using DM368 and need to connect to TFT 800*480 LCD, but I need to let DM368 VCLK/GPIO79 pin output 30MHZ-50MHZ clock frequency to provide LCD pclk.I need to configure PLLC1SYSCLK6 or PL...
introduction
The concept of the smart home is gradually developing and gaining market acceptance. We believe its ultimate form lies in the interconnection of all home appliances through open i...[Details]
On August 22, the Wall Street Journal reported on the 21st local time that the new US government does not plan to acquire equity in semiconductor wafer foundry giant TSMC and Micron, one of the thr...[Details]
Methods of DC motor speed regulation:
1. The voltage regulator can be used to change the input voltage and speed directly, which is often used for large kilowatt-level motors.
2. Thyristo...[Details]
Hair dryer structure and working principle: It is mainly used for drying and shaping hair, but it can also be used for local drying, heating and treatment in laboratories, physiotherapy rooms, ind...[Details]
Today, the voltage of electronic products continues to rise to 400V, 600V and even 1000V, so there are few electronic load models that can handle such high voltages. Many people consider connecting...[Details]
With rapid economic development, the types of pollution sources are increasing, especially in chemical and industrial zones and their surroundings. The patterns of pollution and the types of ecolog...[Details]
Recently, UBTECH announced its patent for "robot self-battery replacement structure, device and method".
The Qichacha patent abstract shows that the robot's self-battery replacement stru...[Details]
Vision is the most sensitive and direct way for humans to perceive things. It allows us to acquire a wealth of information about our surroundings without physical contact. However, due to the compl...[Details]
PLC is the foundation of modern industry. Although it is a product of the Second Industrial Revolution, it has experienced nearly a century of ups and downs. Not only has it not disappeared, but it...[Details]
Using the STM32F103 as a microprocessor, a low-cost wireless WiFi music player system was designed. This system, combined with the WM-G-MR-08 (wm631) module for WiFi data reception and the VS1003B ...[Details]
When installing circuits, we all hope to have a safe and protective electrical appliance. Circuit breakers and circuit breakers are such a thing. As we all know, a circuit breaker is an elect...[Details]
Function (FC) parameters
Functions do not have data memory in which to store the values of block parameters. Therefore, when calling a function, all formal parameters must be assigned actual p...[Details]
introduction
Global energy shortages and environmental degradation are driving the urgent need for low-carbon economies. New energy vehicles, balancing energy conservation and environmental pr...[Details]
With the country's encouragement and development, the number of new energy vehicles has increased rapidly. With the continuous improvement of infrastructure and other aspects, more and more people ...[Details]
The mobile computing model pioneered by smartphones has dramatically changed users' understanding of computer usage, and they are increasingly reliant on mobile computing technology to navigate the...[Details]