Private Sub Command1_Click() Dim lRet As Long lRet = CreateProcess(CStr("PegHelp.exe"), CStr("file:\Windows\srwcontent.htm"), 0, 0, False, DEBUG_PROCESS, 0, 0, 0, 0) End Sub The above is my EVB code. ...
[i=s]This post was last edited by Zhao Yutian on 2022-8-31 15:52[/i]The employment of highly educated professionals has once again sparked heated debate. Four years ago, Dr. Liu Benliang, who graduate...
Modbus RTU: A serial communication bus protocol based on RS485/RS232 developed by Schneider.
Modbus TCP: An Ethernet-based communication bus protocol developed by Schneider.
CJ/T188-2004: China's urba...
[align=left][font=宋体]Seeing many forum friends light up their own TFT screens, I also flashed a small 2.4-inch screen. This time, the driver used was the hardware SPI driver of OLED from last time. I ...
I am using the S3C6410 development board developed by my company, Nandflash, no Norflash, and SJF6410. When I use Jtag to burn STEPLDR.nb0 (4k), I use the DWN serial port tool to detect and find that ...
The following five positions are open for recruitment. The salaries are absolutely attractive. The work locations can be Beijing, Shanghai and Shenzhen. Those who are interested can add MSN: evaww20@1...
In early 2002, I started to write a working program for an IC card prepaid electricity meter. The meter used Philips' 8-bit 51-expanded single-chip microcomputer
87LPC764
, and wa...[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]
1. Background:
The instrument system parameter detection and control of the chemical production workshop of Tangshan Coal Gas Coking Plant are all analog instruments, some of which are eve...[Details]
LED lamps and bulbs are now rapidly replacing incandescent, halogen and CFL (compact fluorescent lamp) light sources in many general lighting applications. Flyback DC/DC converters are the power su...[Details]
According to the Industrial Technology Research Institute of Taiwan, due to factors such as the oil crisis and global warming, the issues of energy conservation and environmental protection have at...[Details]
At present, how various communication technologies will evolve after 3G is a focus of great concern in the industry. Especially for TD-SCDMA, whether it can achieve smooth evolution to the next gen...[Details]
A few days ago, I bought an 8LED flashlight in the market (the flashlight uses No. 5 batteries). Because I had other things to do, I didn't pay attention when purchasing it. When I got home and use...[Details]
introduction
At present, the research on micron and nanotechnology is very active, which has led to the rapid development of microtechnology and micro-mechanical electronic system (MEMS) t...[Details]
The emergence and development of street lamps are inseparable from the prosperity and progress of cities, which makes street lamps useful. Conversely, street lamps also make the night of the city n...[Details]
introduction
When it comes to the production of mobile phone lithium-ion batteries, the first thing that comes to mind is Japan's industrialized mechanical assembly line, NOKIO, MOTOLROLA's st...[Details]
In order to prevent the lithium battery from being damaged by abnormal conditions such as overcharge, over discharge, and overcurrent, a lithium battery protection device is usually used to prevent...[Details]
Dual Tone MultiFrequency (DTMF) signaling is gradually being used in push-button telephones around the world. It quickly replaced the dial pulse signaling used in traditional rotary phones because ...[Details]
When developing electronic products with processors, how to improve anti-interference ability and electromagnetic compatibility?
1. The following systems should pay special attention to anti-...[Details]
introduction
Sudan's Muglad Oilfield is a large oilfield jointly invested, developed and constructed by a four-party consortium of China, Malaysia, Canada and Sudan. It consists of 8 satellite...[Details]
Microcontrollers are something that many people want to learn about and are concerned about. In most websites, the hardware requirements are generally as follows:
1. You need a computer, prefer...[Details]