EVAL-ADV7180LFEBZ Analog Devices Inc, EVAL-ADV7180LFEBZ Datasheet - Page 84

• Manufacturer Part Number: EVAL-ADV7180LFEBZ
• Description: BOARD EVAL FOR ADV7180 LFCSP
• Manufacturer: Analog Devices Inc

Specifications of EVAL-ADV7180LFEBZ

• Main Purpose: Video, SDTV Video Decoder - NTSC, PAL, SECAM
• Embedded: No
• Utilized Ic / Part: ADV7180
• Primary Attributes: CVBS (Composite), Y/C (S-video), and YPrPb (Component) Inputs
• Secondary Attributes: 8-bit ITU-R BT.656 YCrCb 4:2:2 Output
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ADV7180
Subaddress
0x07
0x08
0x0A
0x0B
0x0C
0x0D
Register
Autodetect
enable
Contrast
Brightness
Hue
Default Value Y
Default Value C
Bit Description
Reserved
Reserved
BT.656-4; allows the
user to select an output
mode compatible with
ITU-R BT.656-3/-4
AD_PAL_EN; PAL B/D/I/G/H
autodetect enable
AD_NTSC_EN; NTSC
autodetect enable
AD_PALM_EN; PAL M
autodetect enable
AD_PALN_EN; PAL N
autodetect enable
AD_P60_EN; PAL 60
autodetect enable
AD_N443_EN; NTSC 4.43
autodetect enable
AD_SECAM_EN; SECAM
autodetect enable
AD_SEC525_EN; SECAM
525 autodetect enable
CON[7:0]; contrast adjust;
this is the user control for
contrast adjustment
BRI[7:0]; this register
controls the brightness
of the video signal
HUE[7:0]; this register
contains the value for
the color hue adjustment
DEF_VAL_EN;
default value enable
DEF_VAL_AUTO_EN;
default value automatic
enable
DEF_Y[5:0]; default value is
Y; this register holds the Y
default value
DEF_C[7:0]; default value
is C; the Cr and Cb default
values are defined in this
register
7
0
1
0
1
1
0
0
0
0
(Shading Indicates Default State)
6
1
0
1
0
0
0
0
1
Rev. F | Page 84 of 116
5
x
0
1
0
0
0
1
1
4
x
0
1
0
0
0
1
1
Bits
3
0
1
0
0
0
0
1
2
0
1
0
0
0
1
1
1
0
1
0
0
0
0
1
0
0
0
1
0
0
0
0
1
0
Comments
ITU-R BT.656-3 compatible
ITU-R BT.656-4 compatible
Disable
Enable
Disable
Enable
Disable
Enable
Disable
Enable
Disable
Enable
Disable
Enable
Disable
Enable
Disable
Enable
Luma gain = 1
Free-run mode dependent on
DEF_VAL_AUTO_EN
Force free-run mode on and output
blue screen
Disable free-run mode
Enable automatic free-run mode
(blue screen)
Y[7:0] = {DEF_Y[5:0], 0, 0}
Cr[7:0] = {DEF_C[7:4], 0, 0, 0, 0}
Cb[7:0] = {DEF_C[3:0], 0, 0, 0, 0}
Notes
0x00 gain = 0,
0x80 gain = 1,
0xFF gain = 2
0x00 = 0 IRE,
0x7F = +30 IRE,
0x80 = −30 IRE
Hue range =
−90° to +90°
When lock is lost,
free-run mode
can be enabled to
output stable
timing, clock, and
a set color
Default Y value
output in free-run
mode
Default Cb/Cr
value output in
free-run mode;
default values give
blue screen output