I would like to ask the experts, when implementing the modbus protocol, how to determine the start bit in the RTU format, that is, the time pause of 3.5 characters? If you have done it, please give me...
I am a freshman, a complete novice, and I want to make an alcohol sensor, just like the ones the police have in their hands, but I don't know where to start. I hope you can help me. My QQ number is 11...
There is a UART IP core in Quartus Builder, so do I still need to use VHDL to write UART hardware? Are all the basic IP cores already in the Builder? There seems to be no CAN communication port, so fo...
Development board model: EC-01F-Kit (10 sets in total)
From: Anxinke
EC-01F-Kit is an NB-IoT development board developed by Essence. The main chip solution used in the NB-IoT part is EC616S. This chip...
Abstract : This paper summarizes the application elements of the analog-to-digital conversion part in the SOC chip C8051F020, including accuracy and channel, rate and startup, reference and gain, data...
element11 recently announced that it has teamed up with Texas Instruments (TI) to launch the HapTouch BoosterPack. The expansion board integrates the SP430TCH5E haptic MCU and TI DRV2603 haptic driver...
With the rapid development of intelligent control technology, computers and information technology, the trend of information appliances IA (Information Application), computers and communications integ...[Details]
With the advocacy and implementation of the government's Safe City Plan, the security market has increasingly higher requirements for the clarity of surveillance images. Imagine that after a case o...[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]
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]
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]
Since AC mains power may experience power outages, voltage sags and surges, continuous undervoltage and overvoltage, and frequency fluctuations during supply, these factors will affect the continuous ...[Details]
1. Proposal of
reconfigurable
measurement and control system
The measurement and control system generally refers to a system based on
computers
to realize data acquisition a...[Details]
A stepper motor is an electromagnetic mechanical device that converts an electrical pulse signal into an angular displacement or a linear displacement. The stability and reliability of a stepper mo...[Details]
1 Battery technology determines the fate of energy vehicles
Regardless of whether new energy vehicles are hybrid or pure electric vehicles, they cannot do without the core technology of batter...[Details]
Features
POE technology can ensure the safety of existing structured cabling while ensuring the normal operation of the existing network and minimizing costs. The IEEE 802.3af standard is ...[Details]
The overall operating performance of an electric car depends first on its battery system and motor drive system. The drive system of an electric car is generally composed of three main parts: a con...[Details]
There are many types and styles of digital voltmeters in design and development. Traditional digital voltmeters have their own characteristics. They are suitable for manual measurement on site. Tra...[Details]
The rapid development of the automobile industry has promoted the progress of global machinery, energy and other industries, as well as the development of economy, transportation and other aspects,...[Details]
0 Introduction
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The ways to reduce costs are: ① Use the Bluetooth data transmission...[Details]
With the rapid development of information technology represented by computers, semi-physical simulation technology plays an important role in many military and civilian fields such as aerospace and co...[Details]