Knob Screen

The Knob Screen is an innovative display module that combines traditional knob control and display functions. This screen not only has the graphic or text display function of a conventional display but also integrates a knob-type input device so that users can interact with the device by rotating and pressing the knob. Knob Screen usually uses a small-sized LCD or OLED display that can display necessary parameters, icons, text or menus. The size is generally between 0.96 and 2.4 inches, and the resolution is relatively low, but it is sufficient to meet the functional display requirements. The characteristics of Knob Screen are that the knob and the screen are combined into one, the operation is intuitive, the space is saved, and the visual feedback is timely. It is widely used in car center consoles and dashboards, high-end home appliances such as washing machines, ovens, refrigerators and coffee machines, audio and mixing consoles, industrial equipment, medical equipment, portable devices, and other industries.

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1.28 inch 240*240 UART smart Circular knob Display screen

Parameter of 1.28 inch 240*240 UART smart Circular knob Display screen PCBA Outside Dimensions: 41.00(W)*30.00(H)*22.50(T) mm LCM Outside Dimensions: 44.00(W)*44.00(H)*2.50(T) mm Active Area: 32.40(W)*32.40(H)mm Resolution: 240*240 Color: 65K Touch Type: COVER Interface Type: TBD TTL UART Input Voltage: TBD 5.0V (USB) Viewing direction: All view Backlight Luminance :250 cd/m² Operating temperature: -20℃~+70℃ Storage temperature: -30℃~+80℃ Customisation: Hardware standard, software can be customized

1.6 inch 400*400 UART smart Circular knob Display screen

Parameter of 1.6 inch 400*400 UART smart Circular knob Display screen Resolution: 400*400 Color: 65K Active Area: 39.84mm Backlight brightness: 350nits Contrast: 1000:1 Viewing angle: IPS FLASH: 16M bytes Up to 128MB Interface: RS485 Operating voltage DC Direct Current :4.5~5.5V DC 5V input: 120mA Serial port mode: N81 Serial port level: TTL3.3V Interaction: Knob + Press Communication: UART UI: Support customization Operating temperature :5V voltage at 60%RH -20~+70℃ Storage temperature: -30~+80℃ Operating humidity: -25℃,10%-90% Other certifications: RoHS

2.1 inch 480*480 UART RS485 smart Circular knob Display screen

Parameter of 2.1 inch 480*480 UART smart Circular knob Display screen Resolution: 480*480 Color: 65K Active Area: 53.28mm Backlight brightness: 350nits Contrast: 900:1 Viewing angle: IPS FLASH: 16M bytes Up to 128MB Interface: RS485 Operating voltage: 4.5~5.5V DC 5V input: 120mA Serial port mode: 8N1 Serial port level: TTL 3.3V Interaction: Knob + Press Communication: UART UI: Support customization Operating temperature :5V voltage at 60%RH -20~+70℃ Storage temperature: -30~+80℃ Operating humidity: -25℃,10%-90% Other certifications: RoHS

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