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RTD2556支持VGA+HDMI+HDMI(DP)转eDP&LVDS，1080P60Hz,2K60Hz，与RTD2556T PIN2PINT,但是RTD2556T有180度画面翻转，RTD2556无此功能。

详细功能链接：

RTD2556/RTD2556T VGA+HDMI+HDMI(DP)转eDP&LVDS-易显LCD显示方案设计 (rtddisplay.com)

General Description

The Realtek RITD2556T-EDP-CG monitor controller combinesan analog RGB input interface, HDMI 1.4,compliant digital input interfaceswith HDCP1.4, DP1.2 digital input interfaces with HDCP1.4 and DVI, compliantdigital input interfaces with HDCP1.4, DP1.2 digital input interfaces withHDCP1.4 and DVIwith external serial flash.

The RTD256T-EDP-CGis suitable for multiple market segments and display applications，Suchas monitor, Allin One PC, and embedded applications.

General
RTD2556T-EDP-CG supports input formatup to1920x1200 @ 60Hz.               

Support eDP/LVDS panel interfaces        

Zoom scaling up and down                           

Embedded one MCU with SPI flash Controller

It contains 4 ADCSs in key padapplication         

Require only one crystal to generate all timing.                               

Programmable internal low-voltage-Reset(LVR)                                                      High resolution 6 channels PWM output, and widerange selectable PWM     frequency.

Crystal                                                                          

Support 14.318MHz crystal type

Analog RGB Input Interface

1 Analog input supported

Integrated 8-bit triple-channel 210MHz ADC/PLL                                                  Embedded programmable Schmitt trigger of HSYNC  

Support Sync-On-Green (SOG) and various kindsof composite Sync modes

On-chip high-performance hybrid PLLs

High resolution true 64 phase ADCPLL

Audio

Output: IIS,SPDIF

Embedded AudioDAC   

Embedded headphone amp

High Speed Combo Receiver

RTD2556T-EDP-CG supports 2 ports of high Speedreceivers including one port of DisplayPort1.2 and HDMI1.4 Combo receiver

receiver and other port of HDMI1.4 and DVI Combo receiver.

In DisplayPort mode, the latestDisplayPort1.2 is Supported

InDisplayPort mode, threelink layerspeed HBR (2.7GHz), RBR (1.62GHz) areSupported

In DisplayPort mode, 6-bit, 8-bit, 10-bit,and12-bit color depth transport is supported

In DisplayPort mode, High-BandwidthDigital Content Protection (HDCP 1.4) is supported

In DisplayPort mode, audio is allowed to transmitto I2S/SPDIF output

In HDMI mode, HDMI1.4 is supported

In HDMI mode, data enable only mode isSupported

In HDMI mode, 6-bit, 8-bit, 10-bit, and12-bitcolor depth transport is Supported
In HDMI mode, High-Bandwidth Digital ContentProtection (HDCP 1.4) is supported

In HDMI mode,HDMI audio is allowed to transmit to I2S/SPDIF output

InDVI mode, DigitalContent Protection(HDCP 1.4) is supported

Output Interface

Support 8-bitoutput through either eDP

Support41lane eDPHBR