
GF9330 Data Sheet
25 of 42
Proprietary and Confidential
18283 - 4
June 2004
1
1:0
FF_MODE[1:0]
UC
Defines the freeze frame operating mode:
00: Manual freeze frame detection/compensation
01: Automatic freeze frame detection/compensation (default
value)
10: Disabled
11: Reserved
01
2
FF_EN_BIT
UC
Enables (1) or disables (0) freeze frame detection /
compensation when in manual freeze frame mode, i.e.
FF_MODE = 00.
01
5:4
MD_MODE[1:0]
UC
Defines the motion detection and compensation mode:
00: Disabled
01: Automatic
10: Reserved
11: Reserved
01
6
MODE_32
UC
Selects the internal 3:2 sequence detection when set to 0,
otherwise uses external sequence from the input pins,
XSEQ[3:0].
0
7
CC_BLANK_EN
UC
Enables blanking in the close captioned video region.
0
10:8
CL_RND[2:0]
UC
Defines the clipping and rounding output format:
000: 12-bit output with 10.2 (.25 lsb) resolution
001: 10-bit output clipped/rounded from 0 to 1023
010: 10-bit output clipped/rounded from 4-1019
011: 10-bit output Y clipped/rounded from 64 to
940, Cr/Cb
clipped/rounded from 64 to 960
100: Reserved
101: 8-bit output clipped/rounded from 0 to 255
110: 8-bit output rounded/clipped from 1 to 254
111: 8-bit output Y clipped/rounded from 16 to
235, Cr/Cb
clipped/rounded from 16 to 240
000
11
CROP_EN
UC
Enables output video cropping based on
CROP_V_CROP_SIZE, CROP_V_FRAME_SIZE,
CROP_H_CROP_SIZE and CROP_H_LINE_SIZE
parameters.
0
12
FVH_EN_BIT
UC
Enables the GF9330 to use external FVH control in place of
embedded TRS.
0
13
F_POLARITY
UC
Defines the polarity of the F_IN pin. When set to '1', F follows
normal convention where F_IN is '0' for field 1(odd) and '1' for
field 2 (even).
1
14
V_POLARITY
UC
Defines the polarity of the V_IN pin. When set to '1', V_IN
follows normal convention where V_IN is '1' in the vertical
blanking region.
1
15
H_POLARITY
UC
Defines the polarity of the H_IN pin. When set to '1', H_IN
follows normal convention where H is '1' in the horizontal
blanking region.
1
Table 3-5: Control Register Definitions (Continued)
Address
Bit
Location
Register Name
Class
Description
Default