[i=s]This post was last edited by paulhyde on 2014-9-15 09:12[/i][i=s]This post was last edited by paulhyde on 2014-9-15 09:12[/i] 1. “Power supply” topics have appeared in all recent competitions . I...
A:
What is actually printed out here is not the content in the array.All that is printed out is FF.
B:
FF is printed because there is no short circuit between the transmitter and receiver.
Please see ...
[i=s]This post was last edited by fish001 on 2020-7-21 22:48[/i]I joined a large analog electronics company. This was my first job, and I was excited to face all kinds of new problems with my eyes wid...
I saw that the 16-bit VGA circuit of the development board on the forum did not use the ADV7123 chip, but used resistors as DA conversion. I would like to refer to it and make one. How would it work?...
I wrote a small serial communication program on a PDA using evc. I want to read data from COM3 and then forward the read data to COM1. I wrote both reading and writing in one thread, but the program r...
[color=#333333][backcolor=rgb(255, 255, 255)][font=Tahoma][size=12px]A new type of smart home system based on Android platform and Zigbee technology[/size][/font][/backcolor][/color] [color=#333333][b...
As a wireless broadband metropolitan area network standard, WiMAX technology has greater advantages than previous 3.5GHz MMDS products in terms of non-line-of-sight transmission and spectrum utiliz...[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]
The Portable Digital Data Acquisition System (PDDAS) uses LabVIEW Real-Time and PXI to control the wind tunnel test and record air pressure data from 128 different channels.
"The LabVIEW Real-...[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]
My colleague and I spent the day chatting in the hotel bar. We had met with several customers. We were both wondering how come these engineers we were meeting knew almost nothing about analog techn...[Details]
1. Principle of displacement angle sensor
The angle sensor is used to detect angles. It has a hole in its body that fits the LEGO axle. When connected to the RCX, the angle sensor counts once ...[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]
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. System Structure
This system is a simulation system of indoor air-conditioning temperature/humidity control system. The data acquisition and control center collects temperature/humidity...[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]
In the analysis of electronic circuits, static analysis (also known as DC analysis) is the basis of circuit analysis. However, it is well known that electronic components are nonlinear, so the anal...[Details]
RS-422 and RS-485 are both serial data interface standards, which were developed and published by the Electronic Industries Association (EIA). RS-422 defines a balanced communication interface with a ...[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]