Motor: Two-wire and four-wire stepper motor driver chip: DRV8812 Change vref to achieve the purpose of subdivision, vref waveform [img=110,0]https://bbs.eeworld.com.cn/forum.php?mod=image&aid=208849&s...
I am using Zhou Gong's template. I use two timers to capture the rising edge and falling edge respectively, and then subtract the two times to get the high level time. However, by setting flags and fl...
Hello everyone, I have a question for you. When reading data from an Oracle database or writing data to a database, how do I use Socket to transmit data? Currently, I put the SQL statements for readin...
As the title says, it seems that CE does not support GetProcessMemoryInfo() API. Is there any other way? I want to display the memory occupied by the current application in real time on the interface...
Of all the specialized amplifiers, perhaps the most commonly used is the instrumentation amplifier. Instrumentation amplifiers are used in many industrial and measurement applications where DC accurac...
Parameters, input DC6-12V, output AC100V, F=3Mhz, output power 10W
The current calculation parameters are as follows:The selected EPC17 core,Np=0.04, considering the actual situation, take Np=2Ts,Turn...
In early 2002, I started to write a working program for an IC card prepaid electricity meter. The meter used Philips' 8-bit 51-expanded single-chip microcomputer
87LPC764
, and wa...[Details]
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]
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]
A multi-point temperature control heating control system was designed using the SST89E564RC single-chip microcomputer and a new temperature measuring device. The heating system can be controlled in...[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]
my country is a big country in agriculture, grain production and consumption. Grains are a necessary condition for our nation to survive and develop. The flour processing industry will exist forever w...[Details]
Experimental tasks
A DS18B20 is used to form a temperature measurement system. The temperature measurement accuracy reaches 0.1 degrees. The temperature range is between -20 degrees and +50 de...[Details]
This paper designs a 16x16LED Chinese character display bar based on single-chip dynamic scanning control, briefly analyzes the principle of Chinese character display, and studies how the LED displ...[Details]
In 2012, more than half of the cars in the European, Japanese and American car markets will be equipped with color displays, navigation systems, satellite communications and other in-vehicle infota...[Details]
According to the Industrial Technology Research Institute of Taiwan, due to factors such as the oil crisis and global warming, the issues of energy conservation and environmental protection have at...[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 Guangzho...[Details]
introduction
LEDs continue to gain popularity in automotive applications, thanks to their long lifespan and the flexibility they offer for body styling and interior design. Some may be surpris...[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]
A few days ago, I bought an 8LED flashlight in the market (the flashlight uses No. 5 batteries). Because I had other things to do, I didn't pay attention when purchasing it. When I got home and use...[Details]