Datasheet

ADV7189B
Rev. B | Page 95 of 104
Mode 2 S-Video Input (Y on AIN1 and C on AIN4)
All standards are supported through autodetect, 10-bit, ITU-R BT.656 output on P19 to P10.
Table 92. Mode 2 S-Video Input
Register Address Register Value Notes
0x00 0x06 Y1 = AIN1, C1 = AIN4.
0x03 0x00 Enable 10-bit output on P19 to P10.
0x15 0x00 Slow down digital clamps.
0x3A 0x12 Power down ADC 2.
0x50 0x04 Set DNR threshold to 4 for flat response.
0x0E 0x80
ADI recommended programming sequence. This sequence must be followed exactly when
setting up the decoder.
0x50 0x20 Recommended setting.
0x52 0x18 Recommended setting.
0x58 0xED Recommended setting.
0x77 0xC5 Recommended setting.
0x7C 0x93 Recommended setting.
0x7D 0x00 Recommended setting.
0xD0 0x48 Recommended setting.
0xD5 0xA0 Recommended setting.
0xD7 0xEA Recommended setting.
0xE4 0x3E Recommended setting.
0xE9 0x3E Recommended setting.
0xEA 0x0F Recommended setting.
0x0E 0x00 Recommended setting.
Mode 3 YPrPb Input 525i/625i (Y on AIN2, Pr on AIN3, and Pb on AIN6)
All standards are supported through autodetect, 10-bit, ITU-R BT.656 output on P19 to P10.
Table 93. Mode 3 YPrPb Input 525i/625i
Register Address Register Value Notes
0x00 0x0A Y2 = AIN2, Pr2 = AIN3, Pb2 = AIN6.
0x03 0x00 Enable 10-bit output on P19 to P10.
0x50 0x04 Set DNR threshold to 4 for flat response.
0x0E 0x80
ADI recommended programming sequence. This sequence must be followed exactly when
setting up the decoder.
0x52 0x18 Recommended setting.
0x58 0xED Recommended setting.
0x77 0xC5 Recommended setting.
0x7C 0x93 Recommended setting.
0x7D 0x00 Recommended setting.
0xD0 0x48 Recommended setting.
0xD5 0xA0 Recommended setting.
0xE4 0x3E Recommended setting.
0xE9 0x3E Recommended setting.
0x0E 0x00 Recommended setting.