LCD screens suitable for splicing are: Samsung's 40 inch, 46 inch, 55 inch; LG's 42 "and 47"; Sharp's 52 Inch, 60 inch, which is currently the most commonly used LCD splicing screen
Author:Zhang Yanshun Time:2021-09-02 14:38 Browse(null)
With the continuous development of LCD splicing screen technology in recent years, it has been greatly improved in terms of stitching, resolution and visual angle, which also makes LCD splicing screen widely used in all walks of life. However, no matter how large the scale of splicing screen is, it is just a large display screen without the function of storage So in most cases, it needs to be used with the computer or other control equipment to make it display the required content. In short, whether it is training, teaching or company meetings, the computer needs to transmit the display signal to the LCD splicing large screen, but how to transmit the signal is summarized in the part of Prudential/
Author:Ren Xin Time:2021-08-29 17:54 Browse(null)
Shenzhen Chiyu micro segment code LCD customization cost is very cheap, different materials will be different, such as: TN
Author:TIAN Time:2021-08-14 20:36 Browse(null)
There are two kinds: central projection and parallel projection. Parallel projection is divided into oblique projection and orthographic projection.
Author:Xiao R Time:2021-08-13 10:16 Browse(null)
At present, the most commonly used projector in school multimedia classroom is dynamic LCD projector or digital projector?
Hello, I'm a professional in projection industry. Your question is very simple, but I think the answer upstairs is rather complicated. Let me add. There are two kinds of projector technology, that is, the commonly known 3lcd Technology (LCD) is the dynamic LCD projector you mean. Another technology is DLP technology (digital machine), which means digital projector.
Author:Wang Xiaojie Time:2021-08-11 17:59 Browse(null)
42 "about 3000, less than some, more than some.
Author:Xu Ximu Time:2021-08-09 21:45 Browse(null)
Of course, LCD is better than CRT
Author:Li Rongsen Time:2021-08-07 17:57 Browse(null)
The main technology of projector is CRT
Author:Zhou Qiaoying Time:2021-08-07 14:40 Browse(null)
Just one, liquid crystal display
Author:Wang Na Time:2021-08-07 12:27 Browse(null)
Asking such a question shows that you have no experience in monolithic development.
Author:Beautiful talent Time:2021-08-04 14:42 Browse(null)
Turn down the contrast
Author:Chen Ying Time:2021-08-04 14:38 Browse(null)
For black-and-white LCD, the growth cycle of LCD in general factory is 20 ~ 25 days, and the production cycle of black-and-white LCM is 25 ~ 30 days. If the cycle time of a small factory is shorter, the cycle time of a large company may be longer,
Author:Gu Weiwei Time:2021-08-04 09:15 Browse(null)
LED is the abbreviation of LED, LCD is the abbreviation of LCD, so LCD is the abbreviation of LCD. LCD itself does not emit light, to make a display (LCD TV also) must be in the back lighting, the so-called backlight. There are three kinds of backlight for LCD: fluorescent backlight, electroluminescent backlight and LED backlight. Electroluminescent backlight is not used in computer display due to insufficient brightness. LED backlight was introduced in recent two years. In terms of performance, LED backlight LCD is the best at present. Compared with fluorescent backlight LCD, LED backlight LCD has the advantages of lower brightness/
Author:Yan Jiazhen Time:2021-08-03 17:57 Browse(null)
First of all, make sure whether the LCD has a font. If it doesn't, change the program. If it is with font library, adjust the R1 adjustable resistance in the circuit diagram, that is, adjust the backlight of LCD.
Author:rainbow Time:2021-08-01 13:36 Browse(null)
You this is 1602, this needs to use with the single chip microcomputer connection, and must have the procedure to display the character.
Author:Ye Dandan Time:2021-08-01 08:05 Browse(null)
Author:Bad bad Time:2021-07-31 13:33 Browse(null)
Matrix backlight LED refers to the use of LED (light emitting diode) as the backlight of LCD. Compared with the traditional CCFL (cold cathode tube) backlight, LED has the characteristics of low power consumption, low calorific value, high brightness and long service life, which is expected to completely replace the traditional backlight system in recent years.
Author:Yu Shuifeng Time:2021-07-31 09:31 Browse(null)
There are mainly SunLi, Tianma, Shenzhen RUIFUDA LCD, 320240lcd and hardware 12864LCD. They are all general-purpose products. Because of their high number of channels, they have relatively high hardware equipment and technology, which not all LCD factories can do.
Author:Wang Yi Time:2021-07-31 09:23 Browse(null)
Usually 14 pin or 16 pin, the problem of LCD1602 usually appears in the port connection and software code, the application of LCD1602 needs to pay attention to the function description of each pin, correct wiring. LCD abnormal display, in terms of hardware mainly consider pin connection, hardware contact is good
Author:Wang Xiangyu Time:2021-07-30 16:52 Browse(null)
12864 backlight current is very large, can not be directly driven by IO port.
Author:Zhao Quanqing Time:2021-07-30 16:51 Browse(null)