Method to copy the whole program from flash to RAM on TMS320F28XXX DSP 1. Introduction In TMS320F28XXX DSP, the code runs from the internal flash, which is about 30% slower than running from the inter...
Tonight, I used Tektronix VM6000 oscilloscope (1GHz bandwidth) to compare with Puyuan DS1052E oscilloscope (50MHz bandwidth) in the company to test the bandwidth. The signal source used was Agilent 33...
Can anyone give an example of file mapping: This is the code in process 1: //Create file HANDLE hfile = CreateFileForMapping( TEXT("\\Map.dat"), GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ, NULL, CR...
The voltage I want to use is 18v, and I need to use a single-chip microcomputer to control the on and off of 18v. The single-chip microcomputer works at 5v, and the IO port outputs high and low are al...
Special topic: Maychang teacher's interesting video lecture on the history of electronic technology : https://training.eeworld.com.cn/course/4279Boiling the History of Technology ~ Storyteller-like hu...
With the promotion of the construction of intelligent communities in the country, anti-theft systems have become essential equipment for intelligent communities. Especially in recent years, the urg...[Details]
introduction
my country has a vast territory and a large population. The scale of housing construction is huge, and the amount of residential construction is large and wide. It is still on t...[Details]
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]
This article discusses how to wake up a touch-sensitive device such as a tablet without touching the device, using basic gesture recognition and novel proximity sensors. The article discusses the p...[Details]
Remote keyless entry (RKE) systems have become popular with users, with more than 80% of new cars in North America and more than 70% in Europe equipped with RKE systems. In addition to the obvious ...[Details]
The Mobile Industry Processor Interface (MIPI) Alliance is an organization responsible for promoting the standardization of software and hardware in mobile devices. It has released the D-PHY specif...[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
Ultrasonic waves have strong directivity, slow energy consumption, and can propagate over long distances in a medium, so they are used for distance measurement. Ultrasonic detec...[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 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 recent years, with the rapid development of the information industry, dot matrix LED display screens have been widely used in various advertising and information display systems such as the fina...[Details]
12v Lead Acid batteries used in trucks, cars, RVs and uninterruptible power supplies are usually rated at 12V. This circuit monitors the battery, the charge and discharge curves, gives the cu...[Details]
We know that the inverter consists of two parts: the main circuit and the control circuit. Due to the nonlinearity of the main circuit (switching action), the inverter itself is a source of harmoni...[Details]
DSP and ARM Processors
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