c6678 According to the documentation, toggle the DIP switch of the development board sw3 (pin1, pin2, pin3, pin4): off, on, off, on sw4 (pin1, pin2, pin3, pin4): on, on, on, off sw5 (pin1, pin2, pin3,...
1 Basic concept of RC voltage reduction
1. What is RC voltage reduction?
RC step-down is a circuit that uses the capacitive reactance generated by a capacitor under an AC signal of a certain frequency...
Suddenly, as if overnight, a spring breeze came, and thousands of pear trees blossomed. One pear blossom overshadowed the crabapple. . . Oh, I was wrong. Why did I think of the latter sentence when I ...
As the title suggests, I want to make a control system that can measure the film width data, but I haven't found a suitable solution to measure the width. The accuracy requirement is about +-0.5MM, an...
Who has an account at [url]http://www.stm32circle.com[/url] (STM32 Development Forum)? Please help me download a file! ps: [url]http://www.stm32circle.com[/url] is not accepting new registrations now...
I use LM2575 to convert 24V DC to 3.3V DC. The output waveform has a lot of interference. Is it related to the circuit? The circuit is in the user manual. Are there other 24V-3.3V converter ICs that a...
Traditional broadcasting systems generally need to be operated manually at a fixed time, and can only realize one-way broadcasting with few functions. Traditional bell ringing equipment has a singl...[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]
1. Circuit composition
The whole circuit consists of two parts:
1. Power saving control circuit
As shown in the figure below. Including delay circuit and drive circuit.
(1) Delay ci...[Details]
1. Introduction
With the growth of parking demand, the scale of parking lots is becoming larger and larger. A lot of research has been done on intelligent parking lots in China, but most of th...[Details]
Converged processors meet scalability requirements
In current embedded system design, solutions based on MCU, DSP, FPGA and ASIC account for more than 90% of the market share. These solutions ...[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]
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]
Product series: PB-B-RS232/485 interface (hereinafter sometimes referred to as "interface") is a product in the PROFIBUS bus bridge series.
The main purpose of the bridge series ...[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]
Printed circuit boards ( PCBs
)
are used in most electrical products
. If a PCB has low
insulation resistance
(IR), the performance of the circuits on the PCB will be greatly reduced...[Details]
Introduction
In industrial control, speed measurement is often required. Generally, a contact tachometer is used. This tachometer must be placed against the center of the shaft to measure. It...[Details]
With the rapid development of cities and the improvement of citizens' living standards, the number of various vehicles in cities is growing, and the demand for parking spaces in major commercial an...[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]
store
To prevent moisture, LEDs should be stored in a dry and ventilated environment with a storage temperature of -40°C to +100°C and a relative humidity below 85%.
The LED should be use...[Details]
Electric bicycles have long been a means of transportation for lower-income groups due to their affordability. The largest concentrated expense in the use of electric vehicles is the cost of replac...[Details]