adv7180 Analog Devices, Inc., adv7180 Datasheet - Page 99

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

Address Register
0x4E
0x4F
0x50
0x60
Interrupt Status 4
(R d
Interrupt Clear 4
(Write Only)
Interrupt Mask 4
VDP_Config_1
l )
User Sub Map
Bit Description
VDP_CCAPD_Q.
Reserved.
VDP_CGMS_WSS_CHNGD_Q. See 0x9C
Bit 4 of user sub map to determine
whether interrupt is issued for a
change in detected data or for when
data is detected regardless of content.
Reserved.
VDP_GS_VPS_PDC_UTC_CHNG_Q.
See 0x9C Bit 5 of User Sub Map to deter-
mine whether interrupt is issued for a
change in detected data or for when
data is detected regardless of content.
Reserved.
VDP_VITC_Q.
Reserved.
VDP_CCAPD_CLR.
Reserved.
VDP_CGMS_WSS_CHNGD_CLR.
Reserved.
VDP_GS_VPS_PDC_UTC_CHNG_CLR.
Reserved.
VDP_VITC_CLR.
Reserved.
VDP_CCAPD_MSKB.
Reserved.
VDP_CGMS_WSS_CHNGD_MSKB.
Reserved.
VDP_GS_VPS_PDC_UTC_CHNG_MSKB.
Reserved.
VDP_VITC_MSKB.
Reserved.
VDP_TTXT_TYPE_MAN[1:0].
VDP_TTXT_TYPE_MAN_ENABLE.
WST_PKT_DECODE_DISABLE.
Reserved.
Rev. B | Page 99 of 112
7 6 5 4 3 2 1 0
x
0
0
1 0 0 0
Bit
0
1
0
1
0
1
(Shading Indicates
Default State)
x
0
0
0
1
0
1
0
1
x
0
0
0
1
0
1
0
1
0
1
0
1
x
0
0
0 0
0 1
1 0
1 1
0
1
0
1
0
1
Comments
Closed captioning not detected
Closed captioning detected
CGMS/WSS data is not changed/not
available
CGMS/WSS data is changed/available
Gemstar/PDC/VPS/UTC data is not
changed/available
Gemstar/PDC/VPS/UTC data is
changed/available
VITC data is not available in the VDP
VITC data is available in the VDP
Do not clear
Clears VDP_CCAPD_Q
Do not clear
Clears VDP_CGMS_WSS_CHNGD_Q
Do not clear
Clears VDP_GS_VPS_PDC_UTC_CHNG_Q
Do not clear
Clears VDP_VITC_Q
Masks VDP_CCAPD_Q
Unmasks VDP_CCAPD_Q
Masks VDP_CGMS_WSS_CHNGD_Q
Unmasks VDP_CGMS_WSS_CHNGD_Q
Masks VDP_GS_VPS_PDC_UTC_CHNG_Q
Unmasks VDP_GS_VPS_PDC_UTC_
CHNG_Q
Masks VDP_VITC_Q
Unmasks VDP_VITC_Q
PAL: Teletext-ITU-BT.653-625/50-A
NTSC: Reserved
PAL: Teletext-ITU-BT.653-625/50-B (WST)
NTSC: Teletext-ITU-BT.653-525/60-B
PAL: Teletext-ITU-BT.653-625/50-C
NTSC: Teletext-ITU-BT.653-525/60-C OR
EIA516 (NABTS)
PAL: Teletext-ITU-BT.653-625/50-D
NTSC: Teletext-ITU-BT.653-525/60-D
User programming of teletext type
disabled
User programming of teletext type
enabled
Enable hamming decoding of WST
packets
Disable hamming decoding of WST
packets
Notes
These bits can be cleared
and masked by Register
0x4F and Register 0x50,
respectively
Note that an interrupt in
Register 0x4E for the
CCAP, Gemstar, CGMS,
WSS, VPS, PDC, UTC, and
VITC data is using the VDP
data slicer
Note that an interrupt in
Register 0x4E for the
CCAP, Gemstar, CGMS,
WSS, VPS, PDC, UTC, and
VITC data is using the VDP
data slicer
Note that an interrupt in
Register 0x4E for the
CCAP, Gemstar, CGMS,
WSS, VPS, PDC, UTC, and
VITC data is using the VDP
data slicer
ADV7180