[i=s]This post was last edited by Xiaoqianbaibai on 2017-3-29 08:43[/i] [size=4]I am an intern and came to the capital from Changchun alone. I was lucky enough to get an internship in my current compa...
I use MC39i to send PDU SMS. It takes 3 or 4 seconds to show ">" during the AT+CMGS step. Why? Is there any way to speed it up? I have seen others use MC39i, but they can usually send it out within 1 ...
I want to use LPC54102 to drive a PCF8591 AD/DA module, but I can't figure it out. I hope an expert can give me some advice. PCF8591 uses the I2C bus interface to write the period address 0x90 (write ...
I would like to ask everyone, if a system includes multiple levels of digital ground and analog ground, what will happen if these grounds are connected together?...
[table=98%,#ffffff][tr][td=2,1]This is mainly information related to ADI DSP. I downloaded it from an unknown website and added some information to it. I publish it here to provide some help for more ...
[i=s]This post was last edited by dontium on 2015-1-23 13:13[/i]LED DriversParallel outputs provide high current output
LED Driver Considerations
If you want to get more information, please download t...
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]
Sailing is gaining more and more attention. How to use modern technology to assist training and improve competition results is particularly important. Considering the real-time data collection in t...[Details]
No matter which processor you are learning, the first thing you need to understand is the registers and working mode of the processor.
ARM has 37 registers, including 31 general registers and ...[Details]
System design is a complex process. It is not enough to just use ICs. There are many details to consider. This article uses a high-fidelity music playback system as an example to introduce how to s...[Details]
Abstract: In order to generate a stable excitation signal, the design of a digital frequency synthesizer is implemented on FPGA using Verilog hardware language. The design includes accumulator, wav...[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]
As cellular phones become more advanced, the power consumption of the system during operation and the power consumption during standby are also increasing. Therefore, the power management design of...[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]
Editor's note: In order to help technicians or engineers who have knowledge of PIC microcontroller assembly language quickly master the method of using C language to program PIC microcontrollers, t...[Details]
AD8205 is
a single-supply high-performance differential
amplifier
launched by
Analog
Devices of the United States
. The typical single-supply voltage is 5V, and its common-mode volta...[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]
This controller uses PIC16C54 single-chip microcomputer as the controller, and it is very easy to use: just connect a telephone line to the loudspeaker through the controller, and you can rem...[Details]
Capacitance Measurement
Used to verify that capacitors meet the manufacturer's specifications. For quality control, a group of capacitors may be placed in an environmental chamber and the cap...[Details]
Introduction
Automakers are working to reduce vehicle weight to reduce CO2 emissions and improve fuel efficiency. Designers are therefore seeking new technologies and design techniques that can...[Details]
In the "digital pressure measurement" experimental device of applied physics, the subject technical knowledge of analog circuits, digital circuits, sensors and single-chip microcomputers is used. In o...[Details]