I modified the USB virtual serial port driver of STM32 to receive data from the network card, and then sent the data to the host computer by calling the USB node write function of the USB virtual seri...
I am using IAR to write the UCOS system for atmega128. However, in the isr.r90 file, there is an assembly statement that I don't quite understand. I hope someone can help me. RSEG CODE:CODE:NOROOT(0) ...
[p=26, null, left][color=#333333][font=Arial][size=14px]The history of state machine programming is probably longer than that of traditional operating systems. The traditional large while loop mode ge...
Proximity sensors and existing solutions Proximity sensors play an important role in our lives and are widely used in smart home appliances, such as faucets that automatically sense water, air conditi...
After finishing the code, he stood up, turned off the computer, and used boiling water to make himself a bowl of steaming old-style pickled cabbage noodles. Chinese programmers prefer to draw the curt...
[i=s]This post was last edited by dql2016 on 2022-9-21 16:41[/i]esp-idf is an official SDK development package provided by Espressif, which is very powerful.
https://www.espressif.com.cn/zh-hans/produ...
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]
A single-chip microcomputer is also called a single-chip microcontroller. It is not a chip that completes a certain logical function, but a computer system integrated into one chip. In general, a c...[Details]
introduction
With the continuous optimization of surface mount technology (SMT) and the rapid development of chip component manufacturing technology, the application of chip mounters in the el...[Details]
This article discusses how to wake up a touch-sensitive device such as a tablet without touching the device, using basic gesture recognition and novel proximity sensors. The article discusses the p...[Details]
1. Introduction
Automobile pollution is one of the most important issues that people are most concerned about and need to solve urgently. As an important method for detecting automobile exhau...[Details]
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[Details]
This paper establishes a fuel cell engine test platform based on the NI integrated hardware and software environment. This platform can realize the test and control of fuel cell engines and their a...[Details]
1. Principle of displacement angle sensor
The angle sensor is used to detect angles. It has a hole in its body that fits the LEGO axle. When connected to the RCX, the angle sensor counts once ...[Details]
introduction
The emergence of high-performance, low-power embedded CPUs and high-reliability network operating systems has made it possible to implement applications with large amounts of comp...[Details]
1. What is temperature?
Heat is a type of molecular motion. The hotter an object is, the faster its molecules move. Absolute zero is defined as the temperature at which all molecular motion ...[Details]
1. Background:
The instrument system parameter detection and control of the chemical production workshop of Tangshan Coal Gas Coking Plant are all analog instruments, some of which are eve...[Details]
1. System Structure
This system is a simulation system of indoor air-conditioning temperature/humidity control system. The data acquisition and control center collects temperature/humidity...[Details]
1 Introduction
PROFIBUS is an international, open, and manufacturer-independent fieldbus standard. It is widely used in manufacturing automation, process industry automation, and automatio...[Details]
1 Introduction
Water resources are the basic conditions for human survival and the lifeline of economic development. The reality shows that due to the global shortage of water resources and th...[Details]