[i=s]This post was last edited by dcexpert on 2019-11-20 18:31[/i]1. What embedded operating systems have you heard of? Have you actually used an embedded operating system?I have been using MCU for ma...
I am a beginner. I want to learn MCU, so I bought a learning board. I brought some learning materials and now I share them with friends who are also planning to get started with MCU. I hope it will be...
Our company recruits outstanding fresh graduates from major universities. No experience is required, and the company provides paid internal training . Requirements : 1. Bachelor degree or above in ele...
There are two 16-bit programmable timers/counters in the MCS-51 microcontroller. They have four working modes. Their control words and states are in the corresponding special function registers. By pr...
I just happened to use the SFF-8472 optical module recently, and there are a few things I don't understand. I would like to ask the experts(1) The SFF-8472 optical module uses IIC communication. Accor...
Inject new strength and strive to control the security situation, make mobile security accessible, and secure development feasible Now, the world where people live and work is increasingly integrat...[Details]
TTL level: Output high level 2.4V Output low level 0.4V At room temperature, the output high level is generally 3.5V and the output low level is 0.2V. Minimum input high and low levels In...[Details]
According to foreign media reports, South Korea's top telecommunications company KT has developed a high-precision positioning information system called Vision GPS, which is based on lidar sensors a...[Details]
Today is the day for the concentrated exposure of AMD's new processors. In addition to the mysterious Ryzen 7 3750X and the next-generation notebook Ryzen APU, there are also the desktop enthusia...[Details]
At the 2020 WWDC Global Developers Conference last week, Apple officially announced its plan to use Apple's self-developed chips on Mac in the future, and said that its processors will bring new perf...[Details]
As shown in the figure, it is a capacitor detection and screening circuit. The core of this circuit is a multivibrator and a monostable trigger composed of 555 and some resistors and capacitors. The m...[Details]
1. Convert the hex file to elf file. You need to search for the method yourself first. 2. Create a new project, select the CPU, and do not add startup code. 3. Copy the generated hex file or elf fi...[Details]
Last year was a very difficult year for FocalTech. However, FocalTech Chairman Hu Zhengda said that FocalTech's spirit is perseverance. As long as all employees work together and take the lead in the...[Details]
1 Introduction
AC/DC and DC/DC converters are responsible for the conversion and transmission of system power. Their role in the system is equivalent to the human heart. Once a problem occ...[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...[Details]
Apple Inc is set to be hit with EU antitrust charges over its NFC chip technology, people familiar with the matter said, a move that could put the company at risk of a huge fine and potentially force...[Details]
In early June, the Ministry of Industry and Information Technology officially issued 5G licenses to four telecom operators, making China the fifth country in the world to launch 5G services after Sou...[Details]
As prices drop,
LED
bulbs are becoming more and more popular. Recently, not only Japanese manufacturers, but also Korean, Chinese mainland, Taiwanese and European manufacturers h...[Details]
Concept first RAM: readable and writable, disappears when power is off ROM: Read-only, save after power failure, store some boot-up related information Both belong to memory, and the commonly mention...[Details]
The principle of the two-wire transmitter is to use the 4~20mA signal to provide itself with power. If the transmitter's own power consumption is greater than 4mA, it will be impossible to output the ...[Details]