[i=s]This post was last edited by qwerghf on 2017-10-30 00:05[/i] I have been too busy with work recently. I can only study before going to bed at night and go out to debug the LORA program on weekend...
I am making a PCI driver, using VC6 DDK. The bridge chip of the board is 9052. I set the interrupt in the driver, but there is no response. Why? I connected the LINTi1 of 9052 to a switch to simulate ...
[i=s]This post was last edited by paulhyde on 2014-9-15 03:05[/i] Here are some numbers. Among the 7 questions, there are 2 groups that ranked first, namely Huazhong University of Science and Technolo...
The course design is to make a frequency meter. Now the only thing missing is the pre-amplifier and shaping circuit. The requirements are 1hz-1Mhz, amplitude 0.5v----5v, and output TTL level. Does any...
A novice needs advice. Figure 1 is the serial port settings, and Figure 2 is the interrupt call function of serial port 0. Every time the serial port receives a data, this function is called once to p...
[i=s] This post was last edited by janeff on 2017-4-29 13:30 [/i] Why can't the two extreme values 0% and 100% be reached when outputting the waveform?...
Today's computer peripherals are pursuing high speed and high versatility. In order to meet user needs, seven companies led by Intel launched the USB (Universal Serial Bus) bus protocol in 1994, wh...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guang...[Details]
1. Introduction
This design was made for participating in an electronic design competition. It effectively solved the problem of the operation and control of an electric car on a seesaw. The s...[Details]
With the advent of increasingly powerful processors, image sensors, memory, and other semiconductor devices, as well as the algorithms that enable them, computer vision can be implemented in a wide...[Details]
The solidification and modularization of intelligent video analysis algorithms are the current trends in the application of intelligent video analysis technology. It perfectly combines intelligent ...[Details]
We know that microcontroller development tools generally include real-time online emulators and programmers. Among them, online emulators are very good tools, but they are also more expensive...[Details]
1. System Structure
This system is a simulation system of indoor air-conditioning temperature/humidity control system. The data acquisition and control center collects temperature/humidity...[Details]
As people's requirements for safety and comfort in the process of driving cars continue to increase, automotive radars are widely used in the car's adaptive cruise system, collision avoidance syste...[Details]
The serial interface real-time clock chip DS1302 launched by Dallas Company in the United States can trickle charge the backup battery of the clock chip. Due to the main features of the chip such a...[Details]
Against the backdrop of global warming, energy conservation and emission reduction have become a global hotspot and focus, which has also sounded the clarion call for the take-off of the LED lighti...[Details]
1 Load Regulation
Changes in power supply load will cause changes in power supply output. When the load increases, the output decreases, and vice versa, when the load decreases, the output inc...[Details]
At present, with the diversification of portable products and the almost harsh requirements for audio and video parts, the power consumption requirements of the whole machine have been raised to a ...[Details]
It should be understood as follows: DC-DC means direct current to direct current (conversion of different DC power values). Anything that meets this definition can be called a DC-DC converter, incl...[Details]
1 Introduction
Washing machines are an indispensable household appliance in the home, and they are developing very fast. Fully automatic washing machines are favored by everyone because of their con...[Details]
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