What is the difference between edge triggering (rising edge, falling edge) and level triggering (high level and low level) in digital circuits? Why do some have to use edge triggering and some have to...
The above figure is: the circuit diagram of differential input ADC conversion after differential acquisition voltage amplification
Vshunt is the normal voltage input, R1=R3 1K, R2=R4 5K, R6=R5 100Ω, V...
Author of this article: Joshua Zhu, an engineer at ST,click to download the pdf document:Keywords: BlueNRG-1/2, BQB, SIGQuestion: Customers don’t know how to fill in the BQB certification form. Here I...
[2022 Digi-Key Innovation Design Competition] Material Unboxing Raspberry Pi 400
I have received the board, and applied for a Raspberry Pi 400 and a PM2.5 module. I can't test it because I don't have ...
An oscilloscope is an electronic measuring instrument with a wide range of uses. It can transform invisible electrical signals into visible images, making it easier for people to study the changing...[Details]
In the past, oscilloscopes were difficult to use for EMI debugging because they did not have the sensitivity required to capture EMI radiation signals, the FFT spectrum analysis function was not powe...[Details]
This chip contains an embedded Flash memory with a capacity of 64K / 32K Byte, including a Main Array area of 128 / 64 sectors and an NVR area of 8 sectors. The capacity of each sector is 512 Byt...[Details]
Recently, Indian IT services company HCL announced that it will acquire India's leading chip design services company Sankalp Semiconductor for 18 billion rupees (about 25 million US dollars) in cash....[Details]
According to market research data, Apple topped the mobile phone sales champion in China for the second consecutive month in November, driven by the success of the iPhone 13 series. After 6 yea...[Details]
1 Introduction
There are many methods to measure rotor speed, but most of them are relatively complicated. At present, there are four main methods to measure rotation speed: mechanical, electromag...[Details]
Wireless sensor network is an intelligent network that is composed of a large number of cheap and micro sensor nodes with communication and computing capabilities, which transmit information to each o...[Details]
1 Introduction
The flyback converter has the advantages of simple circuit topology, electrical isolation of input and output, wide voltage rise/fall range, and easy multi-channel output, so ...[Details]
TMS320C32 is a floating-point digital signal processor ( DSP ) produced by TI in the United States. It is a new product of TMS320 series floating-point digital signal processors. Its CPU is s...[Details]
Hydrogen energy has always been considered the cleanest fuel and one of the most promising energy sources in the future, but Volkswagen CEO Diess does not think so. According to German magazine Aut...[Details]
Contents The utility model belongs to the field of flow meters, and in particular relates to a gas turbine flow meter. Background of the Invention The gas turbine flowmeter is a velocity meter that...[Details]
In the cylinder head production workshop of DaimlerChrysler, the largest automobile manufacturer in Germany, the correctness of component assembly is checked by scanning QR codes with powerful and ...[Details]
This is a simple bicycle odometer, the core part of which is an 8051 microcontroller.
Circuit Diagram
Program Flow
PCB thermal transfer image, can be used d...[Details]
With the application of contactless IC card technology in the automatic fare collection system of urban public transportation, on-board POS machines are widely used in the public transportatio...[Details]
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