[indent][align=left][b]Question[/b]: I want to know the process id of the subshell of the running script. How can I get the PID in the shell script? [/align][/indent][align=left][color=rgb(0, 0, 0)][f...
A paragraph of text: [p=22, null, left][font=Tahoma]There was a pair of lions, mother and son, on the grassland. The little lion asked the lioness: "Mom, where is happiness?" The lioness said: "Happin...
[i=s]This post was last edited by paulhyde on 2014-9-15 09:41[/i]This article introduces the integrated temperature sensor AD590, and gives the specific circuits for AD590 to measure thermodynamic tem...
[b][font=微软雅黑][size=4][color=Red]The July winners list has been announced: [url=https://bbs.eeworld.com.cn/thread-377437-1-1.html]Winners list of Intel white paper download gifts[/url][/color][/size][...
typedef struct
{uint32_t ExtId;/*!< Specifies the extended identifier. This parameter can be a value between 0 to 0x1FFFFFFF. */uint8_t DLC;uint8_t Data[8]; /*!< Contains the data to be received. It r...
1 Introduction
A wide variety of communication cables and control cables are widely used in various instruments and control equipment. Whether the cable is well-conducted and
whether
th...[Details]
introduction
For the voltage regulator modules (VRMs) that power the latest computer central processing units (CPUs), power supply designers have historically used multiphase interleaved b...[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]
MediaTek (2454) announced the acquisition of F-MStar (3697) and attracted the attention of IC design industry. This morning, Gartner Semiconductor Industry Research Director Hong Cenwei analyzed ...[Details]
Printed circuit boards ( PCBs
)
are used in most electrical products
. If a PCB has low
insulation resistance
(IR), the performance of the circuits on the PCB will be greatly reduced...[Details]
Abstract: With the development and construction of BeiDou II system, China will shift from the situation dominated by GPS to the situation dominated by BeiDou II global navigation system independen...[Details]
Introduction
X1226 has the functions of clock and calendar. The clock relies on hour, minute and second registers to track, and the calendar relies on date, week, month and year registers to tr...[Details]
Currently, each country is developing its own USB interface
charging specifications
, which leads to a major problem that a USB interface
charging
device manufactured in one country...[Details]
With the rapid development of cities and the improvement of citizens' living standards, the number of various vehicles in cities is growing, and the demand for parking spaces in major commercial an...[Details]
Fruit planting is an important part of China's agricultural development, and fruit tree pest control operations are becoming more and more important. At present, the overall level of pesticide applica...[Details]
In order to develop lighting LED technology, developed countries attach great importance to the research of LED testing methods and standards. For example, the National Institute of Standards and T...[Details]
Electric bicycles have long been a means of transportation for lower-income groups due to their affordability. The largest concentrated expense in the use of electric vehicles is the cost of replac...[Details]
Don’t just look at the power when choosing a power supply
We know that a power supply with a low rated power can hardly meet the power supply needs of the system, which may cause frequent free...[Details]
1. Introduction
With the rapid development of computer technology, communication technology, and integrated circuit technology, the large-scale application of field control instruments and equ...[Details]
Fairchild's FAN6208 is a synchronous rectification (SR) controller for isolated LLC or LC resonant converters that can drive two individual SR MOSFETs emulating the behavior of rectifier diodes. FAN62...[Details]
FPGA/CPLD
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