A while ago, I saw an article online about a beautiful programmer who graduated for 3 and a half years and whose salary increased from 2k to 8k and she changed 3 jobs. I felt the same way after readin...
[i=s]This post was last edited by paulhyde on 2014-9-15 09:39[/i] It includes commonly used measurement circuits, sensor circuits, detection circuits, etc., and has certain reference value....
@echo off md E:\网络游戏\世界魔兽xcopy /e "U:\世界魔兽" "E:\网络游戏\世界魔兽" start U:\世界魔兽\BigFoot.exe echo copy successful pause&exit This batch process always asks to execute. How can I not execute it? Thank you...
The code is as follows [code] if (m_hComm != INVALID_HANDLE_VALUE) // Already opened, return directly { return TRUE; } m_hComm = CreateFile(_T("COM1:"), // Open serial port COM1 in synchronous read mo...
[i=s]This post was last edited by ltbytyn on 2014-11-17 23:18[/i] Hardware: MSP430FR5969 Launchpad+430BOOST-SHARP96+ADXL345 ADXL345 digital three-axis gravity acceleration chip, supports I2C\SPI two i...
Analog engineers have traditionally struggled with complexity when designing power supplies that required multiple outputs, dynamic load sharing, hot-swap, or extensive fault-handling capabilities....[Details]
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[Details]
The reason for the light decay of white LEDs: the decline of phosphor performance
So far, the rapid decline of the luminous performance of white light LEDs, especially low-power white light LE...[Details]
From the PIC16F946 datasheet, we know that there are two ways to write values to the LCD for display:
1. Directly write the value to LCDDATA1~LCDDATA23
2. Use disconnect t...[Details]
Instrument stepper motor
The stepper motor is an open-loop control element that converts electrical pulse signals into angular displacement or linear displacement. In the case of non...[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]
Since the No. 4 blast furnace of Handan Iron and Steel was put into operation in 1993, its external equipment has been seriously aged, and the original PLC control system TDC3000 of the hot blast furn...[Details]
PV inverter manufacturer SMA has launched its first DC arc fault circuit interrupter (AFCI) PV inverter and has received UL certification.
The new SunnyBoy AFCI inverter models include 3000-US...[Details]
Spatial Division Multiplexing (SDM) MIMO processing can significantly improve spectrum efficiency and thus greatly increase the capacity of wireless communication systems. Spatial Division Multip...[Details]
LED light sources have many environmental advantages, but early products still have certain technical bottlenecks in heat dissipation and high brightness design that cannot be broken through....[Details]
0 Introduction
High-precision current source can provide high-precision current supply for precision instruments, and is suitable for automatic measurement tasks of various resistors in semico...[Details]
System Overview
The system consists of a signal preprocessing circuit, a single-chip computer AT89C2051, a systematic LED display module, a serial port data storage circuit and system software...[Details]
With the rapid development of wireless
digital communication
, more challenges have been raised for integrated circuit design and testing. In the product design stage, in order to ensure
t...[Details]
The launch of Shenzhou IX is imminent, and Tiangong is welcoming visitors again. Yesterday, Professor Fu Qiang, Vice President of the Institute of Science and Industrial Technology of Harbin Instit...[Details]
1 Embedded Systems
Embedded System refers to a collection of computer hardware and software with specific functions or purposes, which is divided into embedded software system and embe...[Details]