I searched for 18B20 information online, and all of them were multi-interface methods, that is, sending CC to skip ROM instructions. Few people have studied 55 matching ROM instructions, and it was di...
[i=s] This post was last edited by paulhyde on 2014-9-15 09:35 [/i] [font=宋体][size=14.0pt] (1) Count seconds, minutes and hours, and switch between 24-hour and 12-hour systems; [/size][/font] [font=宋体...
Maybe the previous topic was not very clear. I just want to use the hysteresis comparator idea to achieve high-sensitivity control, or the filtering idea, PID idea. I am not sure whether this idea is ...
The fault phenomenon is: select options for target "target1", enter the debug menu, select "keil monitor-51driver" to enter the settings, after normal settings, it shows "monitor-51 not connected" in ...
[i=s]This post was last edited by tsmt001 on 2022-4-27 16:16[/i]There is a three-pin A4G tube in the KA3842 switching power supply circuit. As shown in the figure, two pins are connected to the two en...
The Mobile Industry Processor Interface (MIPI) Alliance is an organization responsible for promoting the standardization of software and hardware in mobile devices. It has released the D-PHY specif...[Details]
System design is a complex process. It is not enough to just use ICs. There are many details to consider. This article uses a high-fidelity music playback system as an example to introduce how to s...[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 Introduction
Ultrasonic waves have strong directivity, slow energy consumption, and can propagate over long distances in a medium, so they are used for distance measurement. Ultrasonic detec...[Details]
Product series: PB-B-RS232/485 interface (hereinafter sometimes referred to as "interface") is a product in the PROFIBUS bus bridge series.
The main purpose of the bridge series ...[Details]
Continuity test
A variety of devices need to be checked for continuity, including cable assemblies, printed circuit boards, and connectors to ensure that these components have the expected contin...[Details]
Abstract: With the development and construction of BeiDou II system, China will shift from the situation dominated by GPS to the situation dominated by BeiDou II global navigation system independen...[Details]
In the "digital pressure measurement" experimental device of applied physics, the subject technical knowledge of analog circuits, digital circuits, sensors and single-chip microcomputers is used. In o...[Details]
Fruit planting is an important part of China's agricultural development, and fruit tree pest control operations are becoming more and more important. At present, the overall level of pesticide applica...[Details]
People who often surf the Internet until late at night, their families always complain that turning on the big lights in the living room affects their rest, but some people don't have keyboard ligh...[Details]
Based on the actual situation, a remote intelligent anti-theft alarm device for home use, connected to the telephone line, simple to operate, and stable and reliable in operation is designed. When ...[Details]
1 Introduction
CAN (Controller Area Network) bus is a kind of field bus. It is used in many industrial sectors due to its outstanding advantages such as high performance, high reliability, high...[Details]
Stepper motors, also called steppers, use the principles of electromagnetism to convert electrical energy into mechanical energy and have been used since the 1920s. With the increasing popularity o...[Details]
In the test of the electronic ignition module, in order to simulate the real working conditions of the electronic ignition system, the electronic ignition module is often placed in an environment h...[Details]