The following two pictures are simulation circuits that imitate Schottky diodes to clamp the IO port:
The first picture shows a 20V clamped to an output voltage of 3.3V by an LDO (LT3042);
The second ...
Several hardware and embedded software questions1. In what situations are multipliers used, and what applications will they be used for?2. What are the advantages of dual-power op amps? Many op amps n...
[i=s]This post was last edited by HonestQiao on 2022-11-17 23:02[/i]The Xingkong board has its own screen, and the system's built-in Python is also pre-installed with the dedicated development library...
Some people say that the PSRR parameter of LDO has a great influence on the ripple and noise of the output voltage.
So, how to consider the PSRR parameter when selecting an LDO, or should we ignore it...
The epidemic has finally been eased, and express delivery can be delivered. This time, I was fortunate to get a one-to-three data cable and a mobile phone cleaner at the Mid-Autumn Festival "State Ban...
Event details: https://bbs.eeworld.com.cn/thread-1214569-1-1.html@Northern Deli Wireless Car Charger
【Teardown of car wireless charger】——Teardown of Deli wireless car charger@landao_gd Xiaomi wireless...
In early 2002, I started to write a working program for an IC card prepaid electricity meter. The meter used Philips' 8-bit 51-expanded single-chip microcomputer
87LPC764
, and wa...[Details]
introduction
1 The significance of using RTOS on MSP430
It is understandable that it is meaningless to use RTOS on MSP430. Because the hardware resources of MSP430 are limited (for exampl...[Details]
The Portable Digital Data Acquisition System (PDDAS) uses LabVIEW Real-Time and PXI to control the wind tunnel test and record air pressure data from 128 different channels.
"The LabVIEW Real-...[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]
Abstract: In order to generate a stable excitation signal, the design of a digital frequency synthesizer is implemented on FPGA using Verilog hardware language. The design includes accumulator, wav...[Details]
1. Introduction
With the gradual automation and modernization of industrial control systems, fieldbus control systems have received more and more attention and application. CAN bus is currentl...[Details]
5. Identifiers and keywords of C language
A complete PIC microcontroller C language program usually consists of six parts: include files (i.e. header files 1, variable definitions, variable de...[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]
Since the No. 4 blast furnace of Handan Iron and Steel was put into operation in 1993, its external equipment has been seriously aged, and the original PLC control system TDC3000 of the hot blast furn...[Details]
1 Introduction
The Third Steel Plant of Jigang Group is a key investment project of Jigang Group during the "15th Five-Year Plan". It has introduced first-class domestic and foreign advanced eq...[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]
This controller uses PIC16C54 single-chip microcomputer as the controller, and it is very easy to use: just connect a telephone line to the loudspeaker through the controller, and you can rem...[Details]
Abstract: In recent years, with the establishment and grid-connected power generation of a large number of solar photovoltaic power stations at home and abroad, photovoltaic grid-connected inverter...[Details]
System Overview
The system consists of a signal preprocessing circuit, a single-chip computer AT89C2051, a systematic LED display module, a serial port data storage circuit and system software...[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]