Datasheet

ADV7189B
Rev. B | Page 75 of 104
Bits
Subaddress Register Bit Description
7 6 5 4 3 2 1 0 Comments Notes
0x0F Power
Management
Reserved
0 0 Set to default
0 Chip power down
controlled by pin
PDBP. Power-down bit priority
selects between PWRDN bit or PIN.
1 Bit has priority (pin
disregarded)
Reserved 0 0 Set to default
0 System functional
PWRDN. Power down places the
decoder in a full power-down
mode.
1 Powered down
See PDBP, 0x0F Bit 2.
Reserved 0 Set to default
0 Normal operation
RES. Chip reset loads all I
2
C bits
with default values.
1 Start reset sequence Executing reset takes
approx. 2 ms. This bit
is self-clearing.
0x10 IN_LOCK x In lock (right now) = 1
LOST_LOCK x
Lost lock (since last read) = 1
Status
Register 1.
Read-Only.
FSC_LOCK x F
SC
lock (right now) = 1
FOLLOW_PW x Peak white AGC mode
active = 1
Provides information
about the internal
status of the
decoder.
0 0 0 NTSM-MJ
0 0 1 NTSC-443
0 1 0 PAL-M
0 1 1 PAL-60
1 0 0 PAL-BGHID
1 0 1 SECAM
1 1 0 PAL combination N
AD_RESULT[2:0]. Autodetection
result reports the standard of the
Input video.
1 1 1 SECAM 525
Detected standard.
COL_KILL. x Color kill is active = 1 Color kill.
0x11 IDENT
Read-Only
IDENT[7:0] Provides identification
on the revision of the part.
x x x x x x x x ADV7189B = 0x13
0x12 MVCS DET x MV color striping detected 1 = Detected
MVCS T3 x MV color striping type 0 = Type 2,
1 = Type 3
MV PS DET x MV pseudo sync detected 1 = Detected
MV AGC DET x MV AGC pulses detected 1 = Detected
LL NSTD x Nonstandard line length 1 = Detected
FSC NSTD x Fsc frequency
nonstandard
1 = Detected
Status
Register 2.
Read-Only.
Reserved x x
0x13 INST_HLOCK x 1 = horizontal lock
achieved
Unfiltered
GEMD x 1 = Gemstar data detected
SD_OP_50HZ x SD 60 Hz detected
Reserved x SD 50 Hz detected
SD Field rate detect
FREE_RUN_ACT x 1 = Free-run mode active Blue screen output
STD FLD_LEN x 1 = Field length standard Correct Field length
found
INTERLACED x 1 = Interlaced video
detected
Field sequence found
Status
Register 3.
Read-Only.
PAL_SW_LOCK x 1 = Swinging burst
detected
Reliable swinging
burst sequence
Reserved 0 0 1 0 Set to default
0 Current sources switched
off
CCLEN. Current clamp enable
allows the user to switch off the
current sources in the analog front.
1 Current sources enabled
0x14 Analog
Clamp
Control
Reserved
0 0 0 Set to default