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TFP410 problem

Other Parts Discussed in Thread: TFP401, TFP410

Hi,

I am designing a board with TFP401 and TFP410 connected to an FPGA.

DVI decoder part works well.

Now I am trying to run TFP410 part but I have problems.

I have connected a DVI source to TFP401 and routed HSYNC VSYNC DE and CLK signals to TFP410 through FPGA.

I have inverted HSYNC and VSYNC signals as reset values of these signals are active low.

DE, CLK and DATA are passed as they are.

 

TFADJ resistor is 510 Ohm and connected to 3v3.

PD pin is connected to 3v3 ->Power UP

ISEL is low. ->I2C disabled

EDGE is high ->Rising Edge

BSEL is high -> 24 Bit

DKEN is low ->DSKEW disabled

CTL1 CTL2 CTL3 are High ->No meaning

I examine CMOS inputs of TFP410 and they are allright.

But I can not get any DVI signal out.

Do you have any suggestion?

Regards,

 

Gurol

gyildirimoglu@gmail.com