Datasheet

2−40
2.20.46 Status Register #4
Address 8Bh
7 6 5 4 3 2 1 0
Subcarrier to horizontal (SCH) phase
SCH (color PLL subcarrier phase at 50% of the falling edge of horizontal sync of line one of odd field; step size
360_/256):
0000 0000 = 0.00_
0000 0001 = 1.41_
0000 0010 = 2.81_
1111 1110 = 357.2_
1111 1111 = 358.6_
2.20.47 Status Register #5
Address 8Ch
7 6 5 4 3 2 1 0
Autoswitch mode Reserved Video standard Sampling rate
This register contains information about the detected video standard and the sampling rate at which the device is
currently operating. When autoswitch code is running, this register must be tested to determine which video standard
has been detected.
Autoswitch mode:
0 = Stand-alone (forced video standard) mode
1 = Autoswitch mode
Video standard:
VIDEO STANDARD [3:1] SR
VIDEO STANDARD
BIT 3 BIT2 BIT1 BIT 0
VIDEO STANDARD
0 0 0 0 Reserved
0 0 0 1 (M) NTSC ITU-R BT.601
0 0 1 0 Reserved
0 0 1 1 (B, G, H, I, N) PAL ITU-R BT.601
0 1 0 0 Reserved
0 1 0 1 (M) PAL ITU-R BT.601
0 1 1 0 Reserved
0 1 1 1 PAL-N ITU-R BT.601
1 0 0 0 Reserved
1 0 0 1 NTSC 4.43 ITU-R BT.601
1 0 1 0 Reserved
1 0 1 1 SECAM ITU-R BT.601
Sampling rate (SR):
0 = Reserved
1 = ITU-R BT.601