[size=2] AT89S51 is a low-power, high-performance CMOS 8-bit single-chip microcomputer. It contains 8k Bytes ISP (In-system programmable) Flash read-only program memory that can be repeatedly erased a...
[i=s] This post was last edited by zl2168 on 2016-11-16 18:50 [/i] Example 78 Electronic combination lock [color=#000000][b][font=宋体][size=10.5pt]⑴[/size][/font][/b][b] [font=宋体][size=10.5pt]Circuit D...
Solar air conditioning and refrigeration systems are energy-saving, clean and pollution-free, which has prompted people to continue to study them in depth. With the continuous improvement of applicati...
TOPWAY HMT070ETD-1D is an intelligent TFT module equipped with a 32-bit MCU. The graphics engine provides a large number of unique designs. It supports display Ul file preloading and pre-designed disp...
[i=s]This post was last edited by Darknessyami on 2018-5-25 20:04[/i] [size=14px]The RC sine wave oscillator circuit composed of the LM324 op amp built in the switching power supply class uses a Wien ...
Emergency hand-held lamps powered by 6V maintenance-free batteries are widely used in rural areas. The charger used is a transformer step-down and single diode half-wave rectifier, and the charging...[Details]
Analog engineers have traditionally struggled with complexity when designing power supplies that required multiple outputs, dynamic load sharing, hot-swap, or extensive fault-handling capabilities....[Details]
The reason for the light decay of white LEDs: the decline of phosphor performance
So far, the rapid decline of the luminous performance of white light LEDs, especially low-power white light LE...[Details]
When choosing a laptop battery, you should consider several factors, such as power, appearance, and quality.
Regarding power, we often see that a manufacturer uses values such as the number ...[Details]
I. Introduction
In the field of power conversion, isolated converters (forward, flyback, and double-ended) with low output DC voltage all use MOSFET as the rectifier device. Since these devi...[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]
0 Introduction
With the development of society, people pay more and more attention to security work. Monitoring products have been used in various fields instead of being used only in importan...[Details]
A multi-point temperature control heating control system was designed using the SST89E564RC single-chip microcomputer and a new temperature measuring device. The heating system can be controlled in...[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 to CIF Board
Fieldbus integration based on PC system
Whether it is a master or a slave, fieldbus has won unanimous praise in the field of PC-based automation. For more...[Details]
my country is a big country in agriculture, grain production and consumption. Grains are a necessary condition for our nation to survive and develop. The flour processing industry will exist forever w...[Details]
This paper designs a 16x16LED Chinese character display bar based on single-chip dynamic scanning control, briefly analyzes the principle of Chinese character display, and studies how the LED displ...[Details]
0 Introduction
In order to improve the automation control of shortwave transmitters, so that they can automatically process from far to near, the technicians here use the ICS system to complete the ...[Details]
1 Introduction to LED
With the development of science and technology, people have higher and higher requirements on automobile light sources. LED (Light Emitting Diode) has gradually attracted...[Details]