I want to test a batch of SMD capacitors. The rated voltage is 10V. Add 10 times the voltage, which is 100V. I tested it for 5 hours. The capacitors were directly connected to the capacitor clamps and...
[i=s]This post was last edited by benny512 on 2015-1-6 18:59[/i] I recently bought a few TDA8543Ts, but I am afraid they are old. I would like to ask the experts how to use an oscilloscope to verify t...
Now the new NAND Flash driver architecture MDD+PDD+FMD has abandoned the old partition driver mspart and MBR format, and adopted the concept of region+partition. The entire nand flash is divided into ...
In the circuit, clocks with opposite phases are used to trigger adjacent flip-flops. If the output of flip-flop FF1 passes through a combinational logic circuit and is connected to the input of flip-f...
[i=s]This post was last edited by hehung on 2019-7-28 23:35[/i]I've had this board for a long time, but something delayed me for the past two weeks. I took it out this week and planned to have some fu...
[p=18, null, left][color=rgb(0, 0, 0)]As shown in the figure, the thyristor control circuit, due to the small internal resistance of the load itself, causes the load to work intermittently when the th...
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]
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]
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 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]
Experimental tasks
A DS18B20 is used to form a temperature measurement system. The temperature measurement accuracy reaches 0.1 degrees. The temperature range is between -20 degrees and +50 de...[Details]
In 2012, more than half of the cars in the European, Japanese and American car markets will be equipped with color displays, navigation systems, satellite communications and other in-vehicle infota...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guangzho...[Details]
The serial interface real-time clock chip DS1302 launched by Dallas Company in the United States can trickle charge the backup battery of the clock chip. Due to the main features of the chip such a...[Details]
1. Proposal of
reconfigurable
measurement and control system
The measurement and control system generally refers to a system based on
computers
to realize data acquisition a...[Details]
A stepper motor is an electromagnetic mechanical device that converts an electrical pulse signal into an angular displacement or a linear displacement. The stability and reliability of a stepper mo...[Details]
Our flight had just begun to descend when a gentleman sitting next to me turned to talk to me about engineering—he had seen me reading an engineering journal. The gentleman next to me said that he ...[Details]
introduction
LEDs continue to gain popularity in automotive applications, thanks to their long lifespan and the flexibility they offer for body styling and interior design. Some may be surpris...[Details]
introduction
At present, the research on micron and nanotechnology is very active, which has led to the rapid development of microtechnology and micro-mechanical electronic system (MEMS) t...[Details]
1. The composition and structure of mobile phone lithium battery
Mobile phone lithium batteries are mainly composed of plastic shell upper and lower covers, lithium battery cells, protection c...[Details]
At present, with the diversification of portable products and the almost harsh requirements for audio and video parts, the power consumption requirements of the whole machine have been raised to a ...[Details]
Test/Measurement
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