Last Friday, I unexpectedly received a call saying that the courier had arrived. However, I had received all the things I bought recently. When I went downstairs, I saw such a big package from EEworld...
The dialog box created by EVC does not have an OnPaint() function. How can I output document information on the dialog box? Thank you. I have just started this field and hope you can help me....
The VHDL source code for converting binary to BCD and BCD to binary uses the plus 3 shift and minus 3 shift algorithms. The input bit width must be an integer multiple of 4. This module is very simple...
Recently, the fast charging technology of mobile phone lithium batteries is in full swing. Several popular technologies must be learned and caught up. Most people will feel restless when the battery i...
sequence:Zhaojun_xf has already mentioned “Read and write SD card under LPC1114 FAT”, see the post: https://bbs.eeworld.com.cn/thread-105572-1-1.htmlThis makes those of us with LPC1343 jealous, hehe!I...
[size=5][color=#ff0000][b]Important information first: [/b][/color][/size][size=5]Shenzhen netizens’ welfare, EEWORLD dinner is waiting for you! [/size][size=5]Time: 19:00, July 10, 2018 (=Tuesday thi...
A single-chip microcomputer is also called a single-chip microcontroller. It is not a chip that completes a certain logical function, but a computer system integrated into one chip. In general, a c...[Details]
Today, with the increasing integration of functions, mobile phones can also be used as portable media players (PMP), digital cameras, handheld computers (PDAs), and even global positioning systems ...[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 Guang...[Details]
Do you often have to add brake fluid to your car's brakes? The fact that you need to pump out the brake fluid to make sure there is no gas in the brake fluid line may not be done by the car owner h...[Details]
introduction
Throughout the history of automotive lighting, power has always played an important role. Initially, cars only needed headlights to see the road in the dark. Later, other light so...[Details]
For a long time, due to the limitation of hardware conditions, the display devices of traditional small handheld devices such as PDA are usually monochrome LCD, and the user interface is very simpl...[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]
Vertical cavity surface emitting lasers (VCSELs) are gradually replacing traditional edge emitting lasers, especially in low bandwidth and short-distance communication systems where cost factors ar...[Details]
1. Overview
The Virtual CAN Interface (VCI) function library is an application program interface specifically provided for the use of ZLGCAN devices on PCs. The functions in the library ar...[Details]
1. Project Introduction
Shandong Dezhou Xingtai Paper Co., Ltd. is a newly built high-end paperboard production enterprise with domestic leading level established by Shandong Zhaodongfang Pape...[Details]
I've been studying dot matrix recently. It looks simple, but it takes a while to master it completely! The 8*8 dot matrix hardware circuit I'm making now is like this. The row is driven by 74HC138 + t...[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]
Abstract: In order to realize wireless automatic alarm and monitoring of major safety places, based on the basic principle of pyroelectric infrared sensing, a detector for receiving infrared radia...[Details]
0 Introduction
With the rapid development of modern power electronics technology, various power electronic devices have been widely used in various fields such as power systems, industry, an...[Details]
Talking
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