Industry Information

Update August 31, 2020

LCD working principle

Liquid Crystal Display (LCD), liquid crystal is a substance between solid and liquid. When heated, it will appear as a transparent liquid, and when cooled, it will crystallize into a chaotic solid....

Update August 28, 2020

DVP, LVDS and MIPI

DVP, LVDS and MIPI The difference between MIPI interface and LVDS interface The differential signals in the two interfaces cannot be directly interconnected. To be precise, they cannot be used after...

Update August 27, 2020

Interface analysis of LCD driver

TTL interface: The earliest LCD interface, the TTL interface is an interface that transmits data in parallel. When using this interface, it is not necessary to use a dedicated interface circuit on...

Update August 26, 2020

four-wire resistive touch screen and five-wire resistive touch screen

The difference and technical comparison between four-wire resistive touch screen and five-wire resistive touch screen OneTouch -4W four wire resistance The bottom layer of the screen is a general...

Update August 25, 2020

TFT LCD screen display principle

Liquid crystal formation and types We generally think that objects have three states: solid, liquid, and gaseous. In fact, this is only for water. There are some organic compounds, and the state...

Update August 24, 2020

Capacitive touch screen

1. The working principle of capacitive screen is different from resistive touch screen, capacitive touch screen does not rely on finger pressure to create and change the voltage value to detect...

Update August 21, 2020

LCD controller

According to the principle of TFT-LCD liquid crystal display, the main control signals required for display include pixel clock signals, line/field synchronization signals and enable signals. The...

Update August 20, 2020

FPS (Frames Per Second)

FPS (Frames Per Second): The number of frames transmitted per second. 　　Frames Per Second is more accurately explained as "the number of frames that fill the image per second (frames/second)". FPS is...

Update August 19, 2020

RGB color space

RGB color space The theory of RGB three primary colors, that is: there are three types of cone cells in the retina, each containing red, green, and blue light-sensitive visual pigments. When a...

Update August 18, 2020

Three-loop control of servo drive

Three-loop control of servo drive Current loop Speed loop Position loop Motion servo is generally a three-loop control system, from the inside to the outside is the current loop, speed loop, position...