Theoretical references for Fourier transform or FFT: [1] [url]http://www.dspguide.com/ch12/2.htm[/url] The Scientist and Engineer's Guide to Digital Signal Processing, By Steven W. Smith, Ph.D. [2] Ca...
I recently started to develop on TI's DM355. Question 1: I have always been confused about the ROM boot loader of DM355. Does anyone have some information about the ROM boot loader of DM355? Question ...
Write a matrix keyboard driver in wince. (7 rows * 6 columns) Matrix keyboard, lead out 13 wires, the GPIO connected to the 6 columns is set as the external interrupt port, and the GPIO direction conn...
Look at the picture and talk about it. This is a circuit similar to a flashlight, which charges the capacitor (C7-C10) and discharges it instantly. The voltage across the capacitor must be charged to ...
I read in the analog electronics book that the high voltage op amp D41 (+-150v) meets the design requirements, but I can't find the relevant information. Where can I find the DATASHEET and manufacture...
There is a sndPlay.c file in the TORNADO sample file, which contains a soundPlay function. After a slight modification, the soundPlay "3.wav" can be played on the target machine, but it cannot be play...
A single-chip microcomputer is also called a single-chip microcontroller. It is not a chip that completes a certain logical function, but a computer system integrated into one chip. In general, a c...[Details]
1. Introduction
RFID (radio frequency identification) is a non-contact automatic identification technology that emerged in the 1990s. It uses the characteristics of radio frequency signal prop...[Details]
In
circuit design,
current
measurement
is widely used, and the main fields are divided into three categories: in measurement,
the electric meter
is used to measure the curre...[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]
In recent years, the market for mobile/portable devices such as smartphones and laptops has continued to grow rapidly. While these products continue to integrate more new features to enhance the ...[Details]
1. Introduction
Light control circuit plays a vital role in urban street lamps or corridor lighting. With light control circuit, the lights can be automatically turned on and off according to ...[Details]
Electronic systems are located at different points on the automotive power bus and therefore often need to operate under very stringent power requirements. These include load dump, cold crank, very lo...[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]
1. Introduction
Testing the temperature of steel billets before rolling is an important measure to ensure the quality of steel. Traditional manual testing is difficult to ensure product qu...[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]
In today's body control module (BCM) designs, savvy engineers are moving away from electromechanical relays whenever possible. Their next step is to eliminate fuses. But is eliminating fuses a nece...[Details]
The TPS92210 is a single-stage LED lighting pulse width modulation (PWM) controller. The TRIAC dimmable solution not only regulates the LED current, but also achieves a power factor close to 1. The...[Details]
Only a small number of LED manufacturers can produce high-quality LEDs. For applications that are only used for simple indication, low-quality LEDs are sufficient. However, high-quality LEDs must...[Details]
This article will introduce a design method for a distributed control system used in a tracking car, which can perform distributed control of motor modules, sensor modules, and lighting control mod...[Details]
1. Introduction
With the increasing popularity of fully automatic washing machines, consumers have higher and higher requirements for their environmenta...[Details]