
ZORAN Corporation
USBvision II Data Decoder
ZR36505 Data Sheet
November-99
Page 23 of 23
d1: NONE_INTERLACE Interlace/Non-Interlace mode. If
set to '1', all the input fields from camera are processed,
otherwise the odd fields are ignored.
d2: NO_HVALID If set to '1', HVALID input ignored.
d3: UV_ID If set to '1', use V7 pin as UV-id ('1'=U).
d4: FIX_2C If set to '1', U7 & V7 are inverted (
2's comp
).
d5: SEND_FID If set to '1', Frame_Phase[0]=FID.
d6: '0' reserved.
d7: KEEP_BLANK Set to '1' to drop incoming frames.
Video Setup and Control Registers (Continued):
Reg.
Address
29
LXSIZE_IN
30
MXSIZE_IN
Reg. Name
Function
Default
Value
00H
00H
d7-d0: bits 7-0 of input video line length
d1-d0: bits 9-8 of input video line length
d7-d2: '000000' reserved.
d7-d0: bits 7-0 of input video number of lines
d1-d0: bits 9-8 of input video number of lines
d7-d2: '000000' reserved.
d7-d0: bits 7-0 of input video horizontal offset
d1-d0: bits 9-8 of input video horizontal offset
d7-d2: '000000' reserved.
d7-d0: bits 7-0 of input video vertical offset
d1-d0: bits 9-8 of input video vertical offset
d7-d2: '000000' reserved.
d4-d0: Frame-Rate factor Numerator for video data output
d6-d5: Frame-Rate factor Denumerator code:
'00': 32, '01': 30, '10': 25
d7: '0' reserved.
d7-d0: bits 7-0 of output video line length
d1-d0: bits 9-8 of output video line length
d7-d2: '000000' reserved.
d7-d0: bits 7-0 of output video number of lines
d1-d0: bits 9-8 of output video number of lines
d7-d2: '000000' reserved.
d2-d0: XFILT_CONT Horizontal-Filter select
d4-d3: YFILT_CONT Vertical-Filter select
d7-d5: '000' reserved.
d5-d0 Digital Video-Out format (4:2:2, 4:2:0, compress.)
d6: ('1' = Compressed Vid, '0' = Raw)
d7: '0' reserved.
d7-d0: Intra-Compression cycle (in frame units)
d3-d0: ACT_STRIP Actual Strip width (# of vid.lines)
d7-d4: VIRT_STRIP Virtual Strip width (# of vid.lines)
d0: ('1' = Force next frame Intra)
d7-d4: MIN_DENUM[3..0]
d3-d1: '000' reserved.
d0: ('1' = Force Up-mode Intra segments)
d7-d1: STRIP_DAT_LIMIT[6..0].
d7-d0: Threshold for buffer space Frame-Drop decision
(given in units of 2KB).
d2-d0: Code for YUV re-order processor.
d4-d3: BUF_THR[9..8]. Extension for 16Mbit DRAM
31
32
LYSIZE_IN
MYSIZE_IN
00H
00H
33
34
LX_OFFST
MX_OFFST
00H
00H
35
36
LY_OFFST
MY_OFFST
00H
00H
37
FRM_RATE
00H
38
39
LXSIZE_O
MXSIZE_O
00H
00H
40
41
LYSIZE_O
MYSIZE_O
00H
00H
42
FILT_CONT
00H
43
VO_MODE
00H
44
45
INTRA_CYC
STRIP_SZ
00H
00H
46
FORCE_INTRA
00H
47
FORCE_UP
00H
48
BUF_THR
00H
49
DVI_YUV
00H