[i=s]This post was last edited by jinglixixi on 2018-4-16 16:09[/i] [align=left]The stepper motor driven by the CH554 development board is 28BYJ-48. Since its working current is relatively large, it n...
I know which forum to post this thread. I am a DSP developer and use the DM643 test box of Hezhongda (by the way, the after-sales service of Hezhongda is really bad). Some of the files in the routines...
S5PC100 - Mobile application processor based on ARMcortex A8 The S5PC100 uses a 32-bit ARMcortex A8 reduced instruction set processor, a 64/32-bit internal bus structure, and a maximum operating speed...
[i=s] This post was last edited by dan158185 on 2015-11-30 14:00[/i] Basic introduction block diagram [b][size=4][color=#0000ff]You can view the following document. Compared with the boring RFC protoc...
I am writing an MFC program in EVC. I have defined m_osWrite, but I still get an error. I don’t know why, as follows: OVERLAPPED m_osWrite; memset(&m_osWrite,0,sizeof(OVERLAPPED));//This line reports ...
With the promotion of the construction of intelligent communities in the country, anti-theft systems have become essential equipment for intelligent communities. Especially in recent years, the urg...[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]
Sailing is gaining more and more attention. How to use modern technology to assist training and improve competition results is particularly important. Considering the real-time data collection in t...[Details]
In
circuit design,
current
measurement
is widely used, and the main fields are divided into three categories: in measurement,
the electric meter
is used to measure the curre...[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]
From the PIC16F946 datasheet, we know that there are two ways to write values to the LCD for display:
1. Directly write the value to LCDDATA1~LCDDATA23
2. Use disconnect t...[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]
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]
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]
We know that the inverter consists of two parts: the main circuit and the control circuit. Due to the nonlinearity of the main circuit (switching action), the inverter itself is a source of harmoni...[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]
1. Overview
At present, an information revolution is in the ascendant around the world, led by microelectronics, computers and communication technologies, and centered on information technolog...[Details]
This article will introduce a design method for a distributed control system used in a tracking car, which can perform distributed control of motor modules, sensor modules, and lighting control mod...[Details]
1 Introduction
With the improvement of people's quality of life, lamps are no longer just basic indoor lighting tools, but also a kind of practical art for architectural decoration. When ther...[Details]
Introduction
Nowadays, people pay more and more attention to the security alarm system, and people have higher and higher requirements for the functions and performance of the alarm. This paper prop...[Details]