Changsha is looking for an assistant engineer. Requirements: Proficient in using PCB board making software such as PORTEL, familiar with the MCU 51 AVR series. Familiar with C language. Strong hands-o...
Product Introduction:AVR AT STK500 programmer/entry-level learning development board is an AVR serial programmer developed by ATMEL. STK500 supports HVSP/HVPP/ISP (serial high voltage programming, par...
[font=微软雅黑][size=3] Given that the F7 core board has just arrived (mine is still in the hands of the scumbag courier), and the specific requirements have not been fully determined, the current discuss...
[i=s]This post was last edited by Pirates of the Caribbean on 2019-8-5 17:41[/i]Recently I saw an open source source code for dynamic display of QR codes on the same-sex communication website github. ...
f_mount(0, fs); res = f_open(fdst, "0:3333.txt", FA_CREATE_ALWAYS | FA_WRITE); Here res returns the error code of Assertion failed, res = f_write(fdst, buffer, 512, bw); Here res returns the error cod...
[i=s]This post was last edited by 1nnocent on 2021-5-17 11:25[/i]In school, people often asked what would happen if a resistor was not connected in parallel to the ground at the non-inverting input of...
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]
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 Introduction
Building Automation System (BAS) is a distributed monitoring system (DCS) designed according to distributed information and control theory. It is the result of the mutual de...[Details]
1 Introduction
With the development of control, computer, communication, network technology, etc., a new control technology, namely fieldbus, has emerged in the field of industrial control...[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]
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]
The concept of state machine
State machine is an important concept in software programming. More important than this concept is its flexible application. In a clear and efficient program, ther...[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]
Traditional
virtual instruments
consist of a data acquisition
board
based on PCI bus and
corresponding software. However, with
the rapid development of
computer
network techno...[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]
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]