HDMI, VGA to LVDS, TTL driver board with touch screen

The LCD driver board is mainly designed for TFT LCD screen. Input signal type: HDMI, analog (RGB, VGA), PAL/NTSC composite video, touch screen can also be added

HDMI, VGA to LVDS, TTL driver board interface

Specifications of HDMI, VGA to LVDS, TTL driver board

Input single

High-definition HDMI for PC graphics cards

touch screen

Driver board supports touch screen

Output single

LVDS interface, TTL interface

operating temperature

Wide temperature working range: -20℃ ~ +80℃

OSD adjustment function

Connect the OSD function adjustment board to adjust the display parameters

FPC custom service

FPC/cable/interface customization

Customize the length, width and thickness of FPC or cable, adjust the pin arrangement according to the interface type, and select the appropriate connector. Make your display or circuit board simple and safe with an excellent FPC solution.

Touch display customization service

Touch screen or cover glass added

A touch screen can be added according to your requirements, there are three options: resistive touch screen, capacitive touch screen, infrared touch screen. Or add protective glass as needed

Optical Measuring Instruments

Customized Display Optical Parameters

Display screens with different optical parameters can be designed according to needs, such as brightness, color gamut, response time, gamma and other parameters, and anti-glare, anti-fingerprint coatings, etc. can also be added

HDMI to MIPI,RGB,LVDS adapter board

Customized HDMI to MIPI, RGB, LVDS boards

The circuit board we designed can convert the interface of your display into an HDMI interface. If your product does not have any display control capabilities, you can use our serial display and only need to use simple commands to control the displayed content through RS232/458

Driver board parameters


1.The board supports USB Micro 5V voltage input, (the DC socket of the board supports wide voltage input 9V~16V; the typical value is 12V and the default is NC)
2.The board has its own LED backlight drive circuit; it supports 9~25V voltage drive for small and medium-sized LED backlights.
3.The board has its own T-CON circuit, which can directly drive small and medium-sized LVDS/TTL LCD without T-CON
4.Supports PWM duty cycle to adjust backlight brightness
5.Adapt to HD HDMI resolution:320×240, 480×272, 800×480, 800×600, 1024×600, 1024×768, 1280×720, 1280×800, 1280×1024, 1366×768 and other resolutions.

Driver board test points
Labelitemmintypmaxunitvoltage ripple
12V12V test point10.81213.2V400mV
5V5V test point4.7555.25V200mV
3.3V3.3V test point3.133.253.46V150mV
1.8V1.8V test point1.71.751.85V100mV
BL-ENBLU control0.14.8V
Interface Description
itenFunctionConnector specificationRemark
CN112V DC power input4P, 2.0Pitch, single row, 180°, socket (JST/CVILUX) 
CN212V DC power inputpositive inside and negative outside, positive outer diameter φ2.0mm, negative inner diameter φ5.5mm 
CN3USB Micro 5V inputUSB Micro 5V input 
CN5Mini HDMI inputHDMI-19pin 
CN7OSD adjustment buttons + infrared control interface12P, 1.25Pitch, single row, 90° 
CN12HDMI inputHDMI-19pin,90 degrees 
CN3USB Micro 5V inputUSB Micro 5V input 
CN20Backlight power supply and control interface PH2.0MM-6PIN 
CN18TTL-FFC0.5mm-40pin TTL-FFC0.5mm-40pin  
CN16LVDS-FFC0.5mm-40pinLVDS-40PIN, default 8bit output 
CN17TTL-FFC0.5mm-50pinTTL-50PIN default 8bit output 
CN14LED backlight voltage output Connector:SM-POW-2P 
R2/R52LCD power supply optionsR52 is shorted to 3.3V, R2 is shorted to 5V 

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