ADV7181C

Question: We took some readings from the AGC gain registers at addresses  0xA0 and 0xA1 in the ADV7181C. However,  these surprisingly always seem to return a value of 0x3FF; which indicates the gain is saturated at maximum even though the video itself looks…

Configuring the ADV7181C for RGB with external CSync from a camera by XavE

The following document describes how to setup the ADV7181C to process a RGB signal from a camera with an external CSync signal.

ADV7181C_RGB_SOG.pdf

Attached and linked are several files supporting the development of systems using the ADV7181C.

You can download zipped file collections.

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What is the status of the pixel output pins when /RESET is held low on the ADV7181C?

When the /RESET pin is held low, the status of the pixel output pins is the following:

• P19 to P12 are Low
• P11 to P0 are tri-stated
• HS/CS, VS, FIELD/DE and SFL/SYNC_OUT…

The goal of this document is to describe how to set up the ADV7181C on the EVAL-ADV7181CEBZ evaluation board to generate interrupts when the input signal gets plugged in, plugged out, and when the input resolution changes.