RT I am a newbie, please give me some advice from the experts~~ In Win ce5.0, I currently need to abandon the input method and only use the mobile phone keyboard. I can use a switch key, such as #, to...
[color=#000][font=微软雅黑,]I wrote the data at address 20h-22h in C using assembly mixed programming, and then I want to read the data in C. Please tell me how to do it. Thank you. [/font][/color]...
There are three .C files in the library function file. What are the differences between these three files: DSP_mul32.c, DSP_mul32_cn.c, and DSP_mul32_d.c? If I want to call the DSP_mul32 function, whi...
Although it is small, it has all the necessary functions, such as AD, PWM, serial port, etc. It just lacks IO ports, which makes it suitable for small products. The description of each register and pe...
Recently, Japan's Toshiba Corporation has manufactured a 128MB output capacitor-free DRAM chip on an SOI (epitaxial silicon on insulator) wafer and is testing the chip. Toshiba reported the design an...
After reading the articles [url=https://bbs.eeworld.com.cn/thread-79057-1-1.html]"You Want Too Much"[/url] and [url=https://bbs.eeworld.com.cn/viewthread.php?tid=79058&extra=page%3D1&frombbs=1]"It's J...
This program is written to simulate the serial port hardware mechanism. When used, a timed interrupt can be set with a time interval of 1/4 baud rate. The receiving function is called once for ea...[Details]
In
circuit design,
current
measurement
is widely used, and the main fields are divided into three categories: in measurement,
the electric meter
is used to measure the curre...[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]
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]
In this article, the high-performance DSP developed by TI can be used as an effective confidentiality method if it is applied to PC encryption cards.
As an effective network security solution,...[Details]
DSP (digital signal processor) is used more and more frequently in today's engineering applications. There are three main reasons for this: first, it has powerful computing power and is capable of ...[Details]
Aromatic gases are widely present in food, medicine, cosmetics and various daily chemical products, such as snacks, liquor, spices, Chinese herbal medicines, plasters, perfumes, soaps, shampoos, et...[Details]
Contact resistance
is the resistance to current flow through a closed pair of contacts. This type of measurement is performed on devices such as connectors,
relays
, and switches. The...[Details]
1 Introduction to HART Protocol
HART (Highway Addressable Remote Transducer), an open communication protocol for addressable remote sensor high-speed channels, was launched by Rosemen in the U...[Details]
Nippon Electric Works and Volvo Technology Japan have developed a wireless power supply system for electric vehicles (EVs). Using this system, the two companies have successfully conducted an exper...[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]
Printed circuit boards ( PCBs
)
are used in most electrical products
. If a PCB has low
insulation resistance
(IR), the performance of the circuits on the PCB will be greatly reduced...[Details]
Abstract: Aiming at the needs of coal-rock acoustic emission signal monitoring system, a data acquisition circuit with 24-bit resolution and 16-channel synchronous data acquisition function is desi...[Details]
This article will introduce a design method for a distributed control system used in a tracking car, which can perform distributed control of motor modules, sensor modules, and lighting control mod...[Details]
With the rapid development of cities and the improvement of citizens' living standards, the number of various vehicles in cities is growing, and the demand for parking spaces in major commercial an...[Details]