As shown in the picture, this is an 8-pin signal relay circuit. I would like to ask if the 4-pin is grounded, the 5-pin is connected to the positive pole of the load, and the 3-pin is left hanging. Is...
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Image Processing and Computer Vision Algorithms and Applications (2nd Edition) introduces the latest algorithms, including 2D vision methods in content-based search and using graphics cards as image p...
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When we write programs, we usually note the software version. So, how do we save the version information in the microcontroller?
There are actually many methods,...
What happened this past week has profoundly taught me that I should not be too sure of what I say. Sorry, when I last promoted the Mir FZ5 event, I told everyone that it was the last wave of review ev...
[size=4]Push-pull output: can output high and low levels, connect digital devices; push-pull structure generally refers to two transistors controlled by two complementary signals, and one transistor i...
On May 9th, OnePlus CEO Liu Zuohu announced that OnePlus 8 successfully completed the T-Mobile SA 5G network connection in the United States. OnePlus also became the first brand to successfull...[Details]
In order to fully support the orderly resumption of work and production of Tibetan enterprises, State Grid Tibet Electric Power Co., Ltd. has introduced a phased policy to reduce electricity costs....[Details]
Today we will talk about how to use PLC to realize simple handling actions. This example perfectly uses the instructions of sequential control. It is really convenient to apply it in practice, and ...[Details]
As the global digital wave evolves, more and more users are beginning to transfer traditional and new workloads to the edge to obtain lower data processing latency, reduce dependence on external netw...[Details]
In order to meet the needs of home health care and people's increasing interest in health and wellness equipment, ON Semiconductor provides pre-configured DSP and open programmable DSP systems fo...[Details]
In a circuit with resistors, inductors and capacitors, the resistance to alternating current is called impedance. Impedance is usually represented by Z. Impedance consists of resistance, inductance...[Details]
1. Experience
(1) Experience of using ALSA sound card: use arecord to record and aplay to play, in Alsa-utils)
Prepare:
cd linux-3.4.2
patch -p1 ../linux-3.4.2_alsa_wm8976_uda13...[Details]
Since the second half of 2019, the large-scale construction of 5G has gradually arrived, and the demand for RF front-end has also increased day by day. At the same time, the US ban has accelerated th...[Details]
The MAX24002 is a complete laser driver, transmitter, and limiting amplifier receiver for use within SFP fiber-optic module applications. A fully compliant SFP module with digital diagnostics is impl...[Details]
Some media have obtained the sales data of SAIC Passenger Vehicles in the first half of the year from the official. Specifically, from January to June this year, the total sales of SAIC Roewe exceede...[Details]
On December 26, Hengli Petrochemical held a signing ceremony for the purchase of wet-process diaphragm production line equipment at Hengli (Suzhou) Industrial Park. According to the agreement, Kang...[Details]
Reuters reported on January 19 local time that according to sources, the White House warned the U.S. chip industry to be prepared for new export restrictions on Russia if Russia attacks Ukraine, incl...[Details]
Microohmmeter, commonly known as milliohmmeter or microohmmeter in the market. Its testing principle is to measure through the four-wire method of bridge principle (also known as Kelvin principle abr...[Details]
CAN (Controller Area Network) is a communication protocol used in automotive and other industrial applications. The CAN bus uses a pair of twisted wires (CANH and CANL) to transmit data, where CANH...[Details]
MCU
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