The Freescale MCU is used, which does not have a clock module. The most troublesome problem is that if the power is off, the clock module must continue to work. In this case, do we have to add dry bat...
"Google has held an internal meeting regarding the Notice and has applied for an ICP license to the Ministry of Information Industry." A person from Google China told reporters on July 28. The day be...
There are two types of power sources, one is a voltage source and the other is a current source. Let's look at the voltage source first. The voltage source is easy to understand. In our daily life, we...
[i=s]This post was last edited by qwqwqw2088 on 2017-4-17 10:19[/i] [p=24, 2, left][color=rgb(62, 62, 62)][font=Tahoma, Arial, sans-serif][size=4]This article introduces the basic working principle of...
Hardware designers have begun to adopt FPGA technology in high-performance DSP designs because it can provide 10-100 times faster computing than PC-based or microcontroller-based solutions. Previou...[Details]
Assume that data is read from 8-bit AD (if it is a higher-bit AD, the data type can be defined as int), the subroutine is get_ad();
1. Limited secondary filtering
/* A value can be adjust...[Details]
introduction
Since the beginning of the 21st century, the world of information has changed rapidly. Maybe a high-tech product will be released today and a better similar product will be releas...[Details]
Floating-point digital signal processing has become a constant requirement for precision technology, often in applications requiring high accuracy in areas such as aviation, industrial machinery, a...[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
Solar street lights are mainly composed of four parts: solar photovoltaic cell components, batteries, charge and discharge controllers, and lighting fixtures. The bo...[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]
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
Intelligent control instruments are one of the most commonly used controllers in industrial control. They are mainly aimed at a specific parameter (such as pressure, tempera...[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]
Overview
In spectral measurement, photomultiplier tubes (PMT) and charge-coupled devices (CCD) are often used as photoelectric converters. PMT is used in slow-changing, high-precision spectral...[Details]
The concept of state machine
State machine is an important concept in software programming. More important than this concept is its flexible application. In a clear and efficient program, ther...[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]
Today, the value of electronic components in cars accounts for 15-20% of the total vehicle. In the future, this proportion may be as high as 30-40% as more safety electronics, fuel consumption and ...[Details]
FPGA/CPLD
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