[i=s] This post was last edited by dontium on 2015-1-23 11:32 [/i] :) OPA445: can work under +-45V power supply; This voltage is a bit low. It is the highest working voltage op amp of TI that I know. ...
I use SN74LVC1G08 single AND gate chip, connect the circuit as shown in the figure, the pulse signal input to the 2nd pin of the MCU is 3.3V, why is the output signal amplitude of the 4th pin only 0.5...
Hello everyone, I am currently working on my graduation project. Can anyone help me translate a foreign language article about microcontrollers? It can be all in English, I can translate it myself....
I originally planned to use Perf-V IDE as the development tool for the Perf-V development board, but after installing the driver on two computers at home, both were not in normal status, so I can only...
I am a beginner in wince and have encountered some problems. I would like to ask you for help: System: s3c2440 + wince5.0 Implementation purpose: FPGA communicates with s3c2440's GPIO, using EINT0 and...
[code]This information comes from the cooperative QQ group: Electronic Engineer Technical Exchange (12425841) The group owner's ID in the forum is: Kata[/code] When we make a mobile phone board, we ne...
Traditional broadcasting systems generally need to be operated manually at a fixed time, and can only realize one-way broadcasting with few functions. Traditional bell ringing equipment has a singl...[Details]
1. Circuit composition
The whole circuit consists of two parts:
1. Power saving control circuit
As shown in the figure below. Including delay circuit and drive circuit.
(1) Delay ci...[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]
1. Introduction
With the growth of parking demand, the scale of parking lots is becoming larger and larger. A lot of research has been done on intelligent parking lots in China, but most of th...[Details]
Converged processors meet scalability requirements
In current embedded system design, solutions based on MCU, DSP, FPGA and ASIC account for more than 90% of the market share. These solutions ...[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]
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]
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
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]
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 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]
With the rapid development of intelligent control technology, computers and information technology, the trend of information appliances IA (Information Application), computers and communications integ...[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]
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]