adv7180 Analog Devices, Inc., adv7180 Datasheet - Page 83

• Manufacturer Part Number: adv7180
• Description: 10-bit, 4 X Oversampling Sdtv Video Decoder
• Manufacturer: Analog Devices, Inc.

Subaddress
0x0F
0x10
0x11
0x12
0x13
0x14
Register
Power
Management
Status Register
1 (Read Only)
IDENT
(Read Only)
Status Register
2 (Read Only)
Status Register
3 (Read Only)
Analog Clamp
Control
Bit Description
Reserved.
PDBP. Power-down
bit priority selects
between PWRDWN bit or
pin control.
Reserved.
PWRDWN. Power-down
places the decoder into a
full power-down mode.
Reserved.
RESET. Chip reset, loads all
I
values.
IN_LOCK.
LOST_LOCK.
FSC_LOCK.
FOLLOW_PW.
AD_RESULT[2:0].
Autodetection result
reports the standard of
the input video.
COL_KILL.
IDENT[7:0]. Provides
identification on the
revision of the part.
MVCS DET.
MVCS T3.
MV PS DET.
MV AGC DET.
LL NSTD.
FSC NSTD.
Reserved.
INST_HLOCK.
GEMD.
SD_OP_50Hz.
CVBS.
FREE_RUN_ACT.
STD FLD LEN.
INTERLACED.
PAL_SW_LOCK.
Reserved.
CCLEN. Current clamp
enable allows the user to
switch off the current
sources in the analog
front.
Reserved.
2
C bits with default
7
0
1
x
0
x
x
0
(Shading Indicates Default State)
6
0
0
0
0
0
1
1
1
1
0
x
x
0
Rev. B | Page 83 of 112
5
0
1
0
0
1
1
0
0
1
1
0
x
x
0
x
4
0
0
1
0
1
0
1
0
1
1
x
0
1
Bits
3
0
x
1
x
0
1
0
2
0
1
x
0
x
0
1
0
1
0
x
1
x
x
1
0
0
x
1
x
x
0
Set to default
Chip power-down controlled by pin
Bit has priority
(pin disregarded)
Set to default
System functional
Powered down
Set to default
Normal operation
Start reset sequence
1 = in lock (now)
1 = lost lock (since last read)
1 = F
1 = peak white
AGC mode active
NTSM M/J
NTSC 4.43
PAL Combination N
SECAM 525
MV color striping type
MV AGC pulses detected
Nonstandard line length
F
1 = Gemstar data detected
SD 60 Hz detected
SD 50 Hz detected
Y/C signal detected
CVBS signal detected
1 = free-run mode active
1 = interlaced video detected
1 = swinging burst detected
Set to default
Current sources switched off
Current sources enabled
Set to default
LQFP-64
PAL M
PAL 60
PAL B/G/H/I/D
SECAM
1 = color kill is active
MV color striping detected
MV pseudosync detected
1 = horizontal lock achieved
1 = field length standard
SC
frequency nonstandard
SC
lock (now)
Comments
LFCSP-40
Notes
See PDBP, 0x0F
Bit 2
Executing reset
takes approx. 2 ms;
this bit is self-
clearing
Provides
information about
the internal status
of the decoder
Detected standard
Power-up value =
0x1B
1 = detected
0 = Type 2
1 = Type 3
1 = detected
1 = detected
1 = detected
Unfiltered
SD field rate detect
Result of CVBS and
Y/C autodetection
Blue screen output
Correct field length
found
Field sequence
found
Reliable swinging
burst sequence
Color kill
1 = detected
ADV7180