This article uses the Smith chart as a design guide for RF impedance matching. It gives an example of plotting reflection coefficient, impedance, and admittance, and uses the graphical method to desig...
Waft-UI component learning ( 2 )
Following the previous test of the components in waft-UI , this time we will continue to test the picker , switch and card .
1. Learning the picker component
Waft-UI p...
The tutorials on the Internet are incomplete. For example, after placing the pin pads on the chip package, I cannot place the center pad. I did not find any tutorials on how to place the center pad....
[backcolor=rgb(222, 240, 251)]I bought a STM32F767 development board, which has an SDRAM W9825G6KH. [/backcolor] [backcolor=rgb(222, 240, 251)]The schematic diagram is as follows: [/backcolor][table=9...
This code uses Proteus simulation, uses 51 single-chip microcomputer to simulate PWM, uses timer to obtain motor speed information, uses PID algorithm speed, speed, P, I, D can all be set with buttons...
With the development of electronic communication and computer network technology, remote meter reading technology has been promoted and applied in water, electricity and gas metering. In order to a...[Details]
1. Available GPIO pins Remove the GPIO drivers that occupy the call, including leds, buzzer, camera ov5640, WIFI mt6620, Keyboards VIDEO_OV5640– Device Drivers – Multimedia support(MEDIA_SUPPORT ...[Details]
An online tester is an instrument for repairing PCB boards. It can complete online/offline functional tests on small and medium-sized digital integrated circuits, memory and some large-scale integrat...[Details]
According to a report by British media on May 13, in order to break the long-term monopoly of telecommunications giants, the Mexican government launched a "shared network". This is the largest commun...[Details]
High Pressure Piston Plover (HPPP) gas flow standard device has the characteristics of stable flow and high accuracy. The principle of HPPP method is studied and applied to the calibration process and...[Details]
HARTING will showcase the RJ Industrial® multifunctional series at the 2019 Hannover Industrial Fair. On-site assembly of the RJ Industrial interface no longer requires additional tools, greatly impr...[Details]
The attacker has no direct access to the AI model and only indirect access to the sometimes encrypted software in the target ECU
Sometimes confusing (supplier's property protection)
...[Details]
With the rapid development of computer and digital image processing technology, video surveillance technology is widely used. Traditional video surveillance systems use a single camera to monitor a...[Details]
Embedded Operation System (EOS) refers to an operating system used in embedded systems. Embedded systems are divided into four layers: hardware layer, driver layer, operating system layer and appli...[Details]
Researchers at the University of Leeds in the UK have successfully developed a micro-magnetic controller with a diameter of only 2 mm (as shown below), which can penetrate deep into the lungs for c...[Details]
At 10 am today, Huawei Tablet M6 10.8-inch will be officially launched. In the afternoon, the official first release report was released: Huawei Mall sold over 10,000 units in 90 seconds. Huawei Ta...[Details]
The AVR Control and Status Register provides information about the reset source that caused the AVR to reset. · Bit 7..4 – Res: Reserved bitsThese bits in the ATmega168 are not used and always retu...[Details]
Sina Digital News: At the early morning of December 2nd, Beijing time, Qualcomm held the Global Snapdragon Technology Summit today and launched the new flagship Snapdragon 888 5G mobile platform...[Details]
Recently, there have been media reports that users' ETC cards have been stolen. Is the risk of card theft common or is it an isolated phenomenon? How can car owners effectively avoid ETC card theft? ...[Details]
Industrial controllers, also known as industrial control computers or industrial PCs, are computer systems designed for industrial environments. They are often used in industrial applications such ...[Details]