ES2D

Q: When measuring a device under test (DUT) with a vector network analyzer, what is the uncertainty in the impedance and return loss (S11) measurements if the input impedance is approximately 3 ohms ...[Details]

The header files LM3S1138_PinMap.h and Buzzer.h are not listed here, but the main function is listed here. SysCtl routine based on "Stellaris Peripheral Driver Library": Deep Sleep Power Saving Mode ...[Details]

The implementation of the boot loader in an embedded system is completely dependent on the CPU architecture, so most Boot Loader is divided into two parts: the first stage and the second stage. The c...[Details]

Main Application: The Medical Protective Meltblown Filter Material Gas Exchange Pressure Difference Tester is suitable for the determination of the gas exchange pressure difference of medical surgica...[Details]

#include "stm32f10x.h"     #include "stm32f10x_rcc.h"     #include "stm32f10x_gpio.h"     #include "stm32f10x_usart.h"    #include "stm32f10x_crc.h"   #include "system_stm32f10x.h"    #include "stdi...[Details]

3.3 Simulation of valve body The flow characteristic curve of the valve body is divided into four types: linear, fast opening, parabola, and equal percentage. The flow characteristic o...[Details]

The use of PLC ladder diagram should comply with the following rules: (1) Each ladder diagram is composed of multiple rungs. Each coil can constitute a rung. Each rung can be composed of multi...[Details]

With the popularity of LED display screens and the reduction of costs, LED display screens have become an important tool for information dissemination in public places. At present, the main methods...[Details]

2020 is gradually coming to an end, and the analog television that has accompanied several generations of people growing up is about to end. According to the "Notice on the Work Arrangements for the ...[Details]

On August 2, Duan Ximin, Party Secretary and Chairman of Huadian Materials (Bidding, Carbon Assets) Company, met with Shi Hongsheng, Chairman of Jiangsu Linyang Energy Storage Technology Co., Ltd. ...[Details]

In recent years, with the continuous advancement of science and technology and the continuous upgrading of power systems used in civilian and military fields, people have put forward higher require...[Details]

We have analyzed the BOM of the OPPO Enco W51 noise cancelling headphones, and this time we will analyze the number of components and their cost.    Device analysis description:   Before we start t...[Details]

OFweek Cup · OFweek 2023 China Robot Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]

At present, the power supply of color TV sets is all electronic switch-type voltage-stabilized power supply. When the mains voltage is out of phase and causes 380V voltage input, the action speed of i...[Details]

I have used Qemu to run/debug arm linux several times, but I forgot about it after a while. I had to look up the information again every time, which wasted a lot of time. This time I made the whole...[Details]