The figure below is the voltage isolation circuit of the linear optocoupler HCNR201. R1 and R2 in the figure are feedback resistors. If the resistance values are equal, the voltage changes on both sid...
[size=4]For MSP430, the following modules cooperate with each other to realize the temperature control module. It will be divided into the following parts for explanation: Clock source part ADC part I...
The board is LPC1768, and lwip needs to send data to the computer continuously, so I wrote an infinite loop in the callback function CMD_recv. Every time it sends 231 times, the client can no longer r...
[i=s]This post was last edited by paulhyde on 2014-9-15 09:37[/i] [font=Verdana] We succeeded, we succeeded. I couldn't help but be excited for a while when I heard that we won the first prize. [/font...
[i=s]This post was last edited by Tianzhixuanhuan on 2014-11-24 00:27[/i] [align=left]Wifi[font=宋体]Test:[/font][/align][align=left]1. Open the project Demo1_WiFi_Link, download the program through Jli...
The PLC model is TSX3721. The programming software used is PL7PRO44. The programming cable is TSXCUSB485. When I click on the connection icon, the computer does not respond. I have changed the compute...
Microchip's PIC18F46J50 is a low-power, high-performance 8-bit USB microcontroller (MCU) using nanoWatt XLP technology. The current in deep sleep mode can be as low as 13nA, the operating voltage i...[Details]
introduction
my country has a vast territory and a large population. The scale of housing construction is huge, and the amount of residential construction is large and wide. It is still on t...[Details]
When the WDP500-2A plane grating monochromator is used to test the emission wavelength of a high-power laser diode at different currents, the matching of the laser diode has the disadvantages of lo...[Details]
The Portable Digital Data Acquisition System (PDDAS) uses LabVIEW Real-Time and PXI to control the wind tunnel test and record air pressure data from 128 different channels.
"The LabVIEW Real-...[Details]
Two simple circuits are implemented to drive two LEDs from a battery powered microprocessor.
This design is based on a circuit that uses three resistors and a microprocessor I/O pin as an input h...[Details]
1. Introduction
With the gradual automation and modernization of industrial control systems, fieldbus control systems have received more and more attention and application. CAN bus is currentl...[Details]
Microcalorimetry
is used to determine energy relationships. Microcalorimetry techniques are often required when performing calorimetric experiments with small sample sizes or slow heating rat...[Details]
1 Introduction
The Third Steel Plant of Jigang Group is a key investment project of Jigang Group during the "15th Five-Year Plan". It has introduced first-class domestic and foreign advanced eq...[Details]
Smart lighting control systems provide high controllability for various buildings and further enhance the level of green energy. They are the core products of energy conservation and digital techn...[Details]
With the continuous consumption of earth's energy and the scarcity of resources, the harm of greenhouse effect to human beings, and the serious pollution of the atmosphere to the earth, the intern...[Details]
0 Introduction
With the rise and continuous improvement of the solid-state lighting industry, light-emitting diodes (LEDs) have become an alternative lighting technology and are gr...[Details]
The traditional display screen using 51 single-chip microcomputer to control LED dot matrix has relatively simple functions. If it is to achieve diversified functions, it often takes a lot of time ...[Details]
FPGAs are used in 81% of electronic systems, including many commercial and defense products, and most FPGAs use BGA packaging. The BGA packaging is characterized by small solder balls and small sol...[Details]
Fruit planting is an important part of China's agricultural development, and fruit tree pest control operations are becoming more and more important. At present, the overall level of pesticide applica...[Details]
Distributed Wireless Communication System (DWCS) uses distributed antennas, distributed processing control, joint signal processing and other technologies to improve the system's spectrum efficie...[Details]