This is a known issue with Video Scaler v3.0, v4.0, and v5.0 that is to be fixed in a future version.
The problem occurs when the start line for the cropped section of the active area is a number that falls between the Frame Reset and the falling edge of VBLANK.
This issue is also addressed in the Video Scaler v4.0 Rev4 patch. To obtain the patch, see (Xilinx Answer 41488).
This issue is also addressed in the Video Scaler v5.0 Rev2 patch. To obtain the patch, see (Xilinx Answer 45439).
For a detailed list of LogiCORE IP Video Scaler Release Notes and Known Issues, see (Xilinx Answer 31958).
| Answer Number | Answer Title | Version Found | Version Resolved |
|---|---|---|---|
| 31985 | 10.1 PAR - "WARNING: Route:436 - Unroutable situation detected for Architecture Wizard PLL2DCM core" | N/A | N/A |
| AR# 46438 | |
|---|---|
| Date | 10/22/2014 |
| Status | Archive |
| Type | General Article |
| IP | |