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1. Introduction ET3255 is a 5.5-digit (220,000 count) dual-display true RMS digital multimeter. This series of meters uses STM32 chip with external dual-integral AD to provide accurate measurement an...[Details]
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接触式测温仪在制丝工艺中应用：
对于制丝工艺中蒸汽温度，热风温度，或者料罐温度温度的测 量，通常在设备上都有在线的测温元件，但工艺线的质检人员通常会使用髙精度的便携式接触测温仪进行日常检测从而准确 调节工艺中所需的温度范围，保证质量的稳定性。
F50系列接触式测温仪特点：
•实验室级准确度：0.05%+0.3-C
...[Details]
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Function of the circuit
Recently, many general-purpose AD conversion expansion boards for personal computer expansion are sold on the market. If they are limited to a certain us...[Details]
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1 Introduction
Since the first digital signal processor (DSP) chip was introduced in the early 1980s, DSP has brought great opportunities for the development of digital signal proces...[Details]
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The main design principle to avoid electric shock in electronic products is that there must be two independent insulation systems between the dangerous live circuit and any conductor that may be touc...[Details]
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November 21st news: Currently, under the development trend of intelligent networking in the automotive industry , in-vehicle intelligent systems have become standard for almost all models. McKinse...[Details]
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New products are used in a wide range of applications, including AR/VR, personal robots, industrial robots, drones, barcodes, biometrics, gesture recognition, embedded vision and scene recognitio...[Details]
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//This program is used to input the switch quantity and display it on the LED connected to port D. S1~S8 control Q1~Q8 respectively.
//The switch quantity is input through 74HC165 in SPI mode. ...[Details]
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TI's LM5046 is a full-bridge topology PWM power control converter chip that can realize current mode or voltage mode. This chip mainly solves the primary isolation DC-DC converter with a maximum inpu...[Details]
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NVIDIA announced today that it will host GTC21, a top technology event, from April 12 to 16, 2021. At the invitation of NVIDIA founder and CEO Jensen Huang, Yoshua Bengio, Geoffrey Hinton, and Yann ...[Details]
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#include
unsigned char flag=0,a;
void delay()
{
unsigned char i,j;
for(i=0;i 100;i++)
for(j=0;j 100;j++);
}
void main()
{
TMOD=0x20;//ConfigureOnlineOn1OnlineOnline2
TH1=0xfd; ...[Details]
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1 Overview (1) Measurement basis: jjg257-1994 "Rotameter Calibration Procedure" (2) Measurement environment conditions: ambient temperature (20±2)℃, relative humidity (30～90)% (3) Measurement standar...[Details]
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Core Tip : This article describes methods that can help the automotive lighting industry achieve optimal thermal management. We discuss the selection and measurement of LED thermal characteristic...[Details]
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The global chip shortage crisis has intensified in 2021. Deloitte recently released a report saying that it is estimated that the chip shortage will continue in 2022, the chip delivery time will be d...[Details]
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Robotaxi is booming again.
With the debut of Tesla's Robotaxi prototype Cybercab, vehicle manufacturers' Robotaxi businesses have successively revealed new plans and progress.
...[Details]
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