union mm { uchar bbb; struct { uchar BIT0 :1; /* Port A Bit 0 */ uchar BIT1 :1; /* Port A Bit 1 */ uchar PORTE_BIT6 :1; /* Port A Bit 2 */ uchar BIT3 :1; /* Port A Bit 3 */ uchar BIT4 :1; /* Port A Bi...
Facing the company that truly belongs to me (I was a shareholder before), I am filled with emotion. . . . Now I can easily decide anything, I don’t need to discuss with anyone if I want; I can arrange...
You really have to read the datasheet, for example, DS18B20, otherwise it will be difficult to write the program. The digital temperature sensor DS18B20 launched by DALLAS Semiconductor of the United ...
First impression of ez430-rf2500Fortunately, I applied for ez430 — rf2500 from the forum . At first, I just wanted to learn it out of curiosity. At that time, I had no idea about wireless transmission...
Whether you use the ping command or the tftp command, it always displays CS8900 Ethernet chip not found?!
I looked at uboot1.1.6/include/configs/smdk6410.h, and it is indeed configured to use CS8900 f...
With the promotion of the construction of intelligent communities in the country, anti-theft systems have become essential equipment for intelligent communities. Especially in recent years, the urg...[Details]
1. Introduction
RFID (radio frequency identification) is a non-contact automatic identification technology that emerged in the 1990s. It uses the characteristics of radio frequency signal prop...[Details]
With the rapid development of science and technology, especially the widespread application of digital technology and various ultra-large-scale integrated circuits, electronic equipment, especially...[Details]
0 Introduction
With the development of my country's economy, the number of motor vehicles continues to increase. The growth of existing roads and other hardware facilities can no longer meet t...[Details]
Electronic systems are located at different points on the automotive power bus and therefore often need to operate under very stringent power requirements. These include load dump, cold crank, very lo...[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]
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]
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]
1. Introduction
Testing the temperature of steel billets before rolling is an important measure to ensure the quality of steel. Traditional manual testing is difficult to ensure product qu...[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]
12v Lead Acid batteries used in trucks, cars, RVs and uninterruptible power supplies are usually rated at 12V. This circuit monitors the battery, the charge and discharge curves, gives the cu...[Details]
introduction
MAX6636 is a multi-channel precision temperature monitor that can not only monitor local temperature, but also connect up to 6 diodes externally. Each channel has a programmable...[Details]
We know that the inverter consists of two parts: the main circuit and the control circuit. Due to the nonlinearity of the main circuit (switching action), the inverter itself is a source of harmoni...[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]
Key Points
1. Now, in addition to high-end smartphones and tablets, users also expect to use touch screens in other applications, and they are gradually appearing in cars and instruments.
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