It's like this. I wrote a DLL and put it on the phone. (No need to consider the CPU problem, because I wrote it on the POCKET PC 2003 platform) Then I used CeRapiInvoke to connect on the PC. But it al...
I just started to get involved in communications, and I would like to ask you experts a question. I hope you will not criticize me and answer me patiently. Thank you in advance! My question is, I want...
Recently, I have a project that requires peripherals with 5V and 3.3V. The main control is 3.3V, and there is a screen powered by 5V. The current is about 300+mA. The lithium battery is a single-cell ...
[i=s] This post was last edited by Handong Overlord Gao Yuliang on 2017-11-6 23:01 [/i] There is no resistor and capacitor shortcut key in the upper right corner of Altium Designer, nor is there a sho...
Pomona is a company we are familiar with, and for more than 60 years, Pomona has always been synonymous with reliability and excellent value. Pomona has always insisted on using only the highest quali...
Recently, some unexpected events happened in the project. Specifically, the 2443 core board originally used MobileDDR128MB RAM, but due to special circumstances, it was changed to ordinary DDR128MB RA...
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 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]
1 Introduction
With the acceleration of the pace of urban modernization, society has higher requirements for urban road lighting and urban lighting projects. The state has clearly required tha...[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]
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. 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]
1 Introduction
Building Automation System (BAS) is a distributed monitoring system (DCS) designed according to distributed information and control theory. It is the result of the mutual de...[Details]
1 Introduction
With the development of control, computer, communication, network technology, etc., a new control technology, namely fieldbus, has emerged in the field of industrial control...[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]
This week, Microsoft held its 2012 Microsoft Worldwide Partner Conference (WPC) in Toronto, Canada. At the conference, Microsoft showed its new products and services to partners around the world. A...[Details]
Capacitors
are basic components in various electronic devices and are widely used for bypassing, coupling,
filtering
, tuning, etc. in electronic circuits. However, to use capacitors,...[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]
Liquid crystal display (LCD) panels have a wide range of applications, from small portable electronic devices to large fixed devices, including digital cameras, laptops, personal data assistants, d...[Details]
Our flight had just begun to descend when a gentleman sitting next to me turned to talk to me about engineering—he had seen me reading an engineering journal. The gentleman next to me said that he ...[Details]
When the so-called "copycat phones" that flood the domestic mobile phone market move towards large screens, stereo amplifiers, touch controls, and even GPS navigation and mobile TV, the homogeneity...[Details]
Embedded System
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