Has anyone done multi-point temperature measurement with DS18B20 single bus? I can read the temperature of each DS18B20 by serial number matching, but when two DS18B20s are connected together, some of...
I am currently working on a project to directly operate the SIM card using an STC microcontroller (basically compatible with 51). I am using the KEIL programming environment. If any expert has a progr...
Have you ever used these two chips? I am using it to convert the 5:6:5 format display signal into a differential signal and send it to the LCD display. However, this chip has 18 input data pins, which...
The usage of 89S51 watchdog function is as follows: In the initialization of the program, write 01EH first and then write 0E1H to the watchdog register (WDTRST address is 0A6H). The watchdog can be ac...
Back to the old business, porting 5.0BSP to 6.0, it was relatively smooth, but I can't get past the USBFN driver. Client uses serialusbfn.dll. Can you help me look at my print information to see if yo...
We know that microcontroller development tools generally include real-time online emulators and programmers. Among them, online emulators are very good tools, but they are also more expensive...[Details]
1 Embedded Systems
Embedded System refers to a collection of computer hardware and software with specific functions or purposes, which is divided into embedded software system and embe...[Details]
introduction
At present, the research on micron and nanotechnology is very active, which has led to the rapid development of microtechnology and micro-mechanical electronic system (MEMS) t...[Details]
This article discusses the six design steps of LED lighting system design in detail: (1) determine the lighting requirements; (2) determine the design goals and estimate the optics; (3) the efficie...[Details]
1 Load Regulation
Changes in power supply load will cause changes in power supply output. When the load increases, the output decreases, and vice versa, when the load decreases, the output inc...[Details]
In recent years, with the increasing maturity of LED technology, LED light sources have been increasingly widely used due to their advantages of using low-voltage power supply, low energy consumpti...[Details]
1. Project Introduction
Beijing Benz-Daimler Chrysler Co., Ltd. is a joint venture between Beijing BAIC Group and Benz-Daimler Chrysler. In October 2005, it started to build a new automobile ...[Details]
Applying fieldbus technology on new beer production lines is the first choice for large beer companies with strong management level and technical strength. Guangzhou Zhujiang Beer Group Co., Ltd. i...[Details]
In recent years, the application of single-chip microcomputer systems in the field of industrial measurement and control has become more and more extensive. However, for industrial sites with harsh...[Details]
0 Introduction
The tobacco leaf curing process is a key step in producing high-quality tobacco leaves, and the quality of flue-cured tobacco is closely related to the temperature and humidit...[Details]
At present, products in the field of monitoring generally focus on the field level, that is, the client/server (C/S) model is adopted, the purpose of which is to ensure the stability and reliability o...[Details]
0 Introduction
In microwave, radar, radio and television, and communication systems, the problem of coupling RF power is often encountered. A directional coupler is a directional power divide...[Details]
When programming in C and assembly, there are interface issues between variables and functions in C and assembly.
Variables defined in a C program are put into the .bss area after being compile...[Details]
1. Explanation of some common English abbreviations in ARM
MSB: most significant bit;
LSB: least significant bit;
AHB: Advanced High-Performance Bus;
VPB: VLSI peripheral bus th...[Details]
Abstract: In order to improve the control effect of brushless DC motor in servo system, a brushless DC motor control system with DSP as the core is designed. The main advantage of this control syst...[Details]