RS485 communication, up to 1200M Multiple control protocols (customizable protocols according to user requirements) 7-inch and 9-inch ball covers are optional AC24V power supply Built-in 220x integrat...
[size=6][color=magenta]process(clk) begin if clk'event and clk='1' then if fs=24 then fs<="0000"; else fs<=fs+1; end if; end if; end process; fclk<=fs(2);[/color][/size] [size=7][color=red]What does f...
I have been having this problem for a while when using the STM32F7 routines that come with MDK5. Every time I edit, all the files have to be edited, and it takes a long time to wait. I looked for some...
Can someone please give me some advice on why this program cannot enter the interrupt and cannot send data? Lierda's CC430F5137 board #include "../inc/RF_Toggle_LED_Demo.h" #define Channel_number 3 #d...
I will be working soon after the New Year, so I wrote a game for an old Nokia model to play with. There may be bugs, so I hope netizens can give me some advice. I have a LaunchPad and a Nokia 5110 LCD...
Industrial control ce5.0 + pcm card, later the boss wanted to replace the data acquisition card, so art2536 was used. The previous data acquisition card driver was MmMapIoSpace+MmUnmapIoSpace to use t...
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 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]
At very low temperatures, certain metals and alloys lose their resistance to electric
current
and become
superconductors
. Two parameters that are often measured are the transition ...[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]
With the rapid development of wireless
digital communication
, more challenges have been raised for integrated circuit design and testing. In the product design stage, in order to ensure
t...[Details]
The launch of Shenzhou IX is imminent, and Tiangong is welcoming visitors again. Yesterday, Professor Fu Qiang, Vice President of the Institute of Science and Industrial Technology of Harbin Instit...[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]
1 Introduction
At present, advocating health has become the focus of people's attention, and the emergence of treadmills has become more and more popular. People can exercise at home or in the ...[Details]
1 Introduction
Lijia'an Yellow River Diversion Culvert is a large gravity diversion gate in the lower reaches of the Yellow River. The Yellow River Diversion Culvert is located in Lijia'an Vi...[Details]
1 Introduction
The stepper motor is an actuator of an open-loop servo motion system, which is controlled in a pulse mode and outputs angular displacement. Compared with AC servo motors and DC servo ...[Details]
Traditionally, when using PLC to control stepper motors, a dedicated stepper motor control intelligent module is usually added to the PLC, and then connected to the drive power supply to realize th...[Details]
The circuit has overcharge protection, over-discharge protection, over-current protection and short-circuit protection functions. Its working principle is analyzed as follows:
1 Normal state
...[Details]
Today, as information becomes an increasingly important resource, strong market demand and the development of microelectronics technology have led to the rapid development of portable electronic sy...[Details]
1 Introduction
The coke oven gas recovery system is mainly composed of a gas tank and a pressure reducing station. While realizing the recycling and reuse of coke oven gas, it also plays an imp...[Details]
LED (Light-emitting diode) is widely used in indication, display and other fields due to its advantages such as long life and low energy consumption. Reliability, stability and high light output ar...[Details]