Most RS-485 interfaces communicate with computers based on RS-232 interfaces. 485 protocol programming is based on serial port programming. Due to the differences between RS-232 and RS-485 interfaces,...
The above is the example program of GD as a slave. However, after burning it, it is found that communication is impossible and it is stuck in an infinite loop in while(!i2c_flag_get(I2C0, I2C_FLAG_RBN...
[align=left][color=#000]A customer recently asked me how to optimize a lid open/closed detection mechanism for a consumer product. To avoid relying on potentially unreliable electrical contacts, magne...
[color=#222222][backcolor=rgb(238, 238, 238)][font=sans-serif]Hi everyone, I would like to ask what the two tubes in the red circle in this circuit diagram are, thank you very much! This picture is th...
Does anyone have information about this motor: Namiki DC reduction motor, hollow cup with encoder; motor model: 22CL-3501PG; mainly, I can't find any information about how to use its encoder. If anyon...
[i=s] This post was last edited by paulhyde on 2014-9-15 03:55 [/i] I used Freescale's K60 as the main control unit in the previous competition. After using it for more than a year, I feel very famili...
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]
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]
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]
1 Introduction
Intelligent control instruments are one of the most commonly used controllers in industrial control. They are mainly aimed at a specific parameter (such as pressure, tempera...[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]
1 Introduction
There have been many studies on the detection and protection of power grid short circuit and line fault. The short circuit, overload and overvoltage protectors on the market have ...[Details]
VP2188 is a color STN LCD module produced by Jingdian Pengyuan. This module is a dot matrix transmissive color STN display screen with a color scale of 65 k colors and white LED backlight. Its core...[Details]
Single-chip microcomputers are widely used because of their small size, powerful functions and low price. This article introduces the method of designing a micro electronic piano using the AT89C51 sin...[Details]
OC faults may be the most frequent and the most frequent of all faults in the inverter. They alarm during the startup process, during the shutdown process, during operation, and even when powered o...[Details]
The TPS92210 is a single-stage LED lighting pulse width modulation (PWM) controller. The TRIAC dimmable solution not only regulates the LED current, but also achieves a power factor close to 1. The...[Details]
Preface
In recent years, white light LEDs have gradually replaced incandescent bulbs and fluorescent lamps because they have unparalleled advantages over traditional light sources in terms...[Details]
With the widespread application of new services and technologies in the communications industry, the scale and capacity of operators' network construction are getting larger and larger, and the ris...[Details]
0 Introduction
With the rapid development of social economy and science and technology, electric locomotives, subways and electric vehicles will be widely used. The power conversion and cont...[Details]
Analysis of the three core aspects of digital TV transmission standards
According to the differences in regionality, transmission method and modulation method, the transmission method needs to...[Details]
With the rapid development of the national economy, lifting and hoisting operations are used more and more frequently and widely in various fields of economic construction. China has continuously expl...[Details]