adv7180 Analog Devices, Inc., adv7180 Datasheet - Page 102

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

ADV7180
Address Register
0x78
0x79
0x7A
0x7D
0x7E
0x7F
0x84
0x85
0x86
0x87
0x88
0x89
0x8A
0x8B
0x8C
0x8D
0x8E
VDP_VPS_PDC_UTC_6
VDP_VPS_PDC_UTC_10
VDP_STATUS
(Read Only)
VDP_STATUS_CLEAR
(Write Only)
VDP_CCAP_DATA_0
(Read Only)
VDP_CCAP_DATA_1
(Read Only)
VDP_CGMS_WSS_DATA_0
(Read Only)
VDP_CGMS_WSS_DATA_1
(Read Only)
VDP_CGMS_WSS_DATA_2
(Read Only)
VDP_GS_VPS_PDC_UTC_0
(Read Only)
VDP_GS_VPS_PDC_UTC_1
(Read Only)
VDP_GS_VPS_PDC_UTC_2
(Read Only)
VDP_GS_VPS_PDC_UTC_3
(Read Only)
VDP_VPS_PDC_UTC_4
(Read Only)
VDP_VPS_PDC_UTC_5
(Read Only)
(Read Only)
VDP_VPS_PDC_UTC_7
(Read only)
VDP_VPS_PDC_UTC_8
(Read Only)
VDP_VPS_PDC_UTC_9
(Read Only)
(Read Only)
User Sub Map
Bit Description
CC_AVL.
CC_EVEN_FIELD.
CGMS_WSS_AVL.
Reserved.
GS_PDC_VPS_UTC_AVL.
GS_DATA_TYPE.
VITC_AVL.
TTXT_AVL.
CC_CLEAR.
Reserved.
CGMS_WSS_CLEAR.
Reserved.
GS_PDC_VPS_UTC_CLEAR.
Reserved.
VITC_CLEAR.
Reserved.
CCAP_BYTE_1[7:0].
CCAP_BYTE_2[7:0].
CGMS_CRC[5:2].
Reserved.
CGMS_WSS[13:8].
CGMS_CRC[1:0].
CGMS_WSS[7:0].
GS_VPS_PDC_UTC_BYTE_0[7:0].
GS_VPS_PDC_UTC_BYTE_1[7:0].
GS_VPS_PDC_UTC_BYTE_2[7:0].
GS_VPS_PDC_UTC_BYTE_3[7:0].
VPS_PDC_UTC_BYTE_4[7:0].
VPS_PDC_UTC_BYTE_5[7:0].
VPS_PDC_UTC_BYTE_6[7:0].
VPS_PDC_UTC_BYTE_7[7:0].
VPS_PDC_UTC_BYTE_8[7:0].
VPS_PDC_UTC_BYTE_9[7:0].
VPS_PDC_UTC_BYTE_10[7:0].
Rev. B | Page 102 of 112
7 6 5 4 3 2 1 0
0
1
0
x x x x x x x x
x x x x x x x x
0 0 0 0
x x
x x x x x x x x
x x x x x x x x
x x x x x x x x
x x x x x x x x
x x x x x x x x
x x x x x x x x
x x x x x x x x
x x x x x x x x
x x x x x x x x
x x x x x x x x
x x x x x x x x
x x x x x x x x
Bit
0
1
0
1
(Shading Indicates
Default State)
0
1
0
x x x x x x
0
1
0
1
0
0
x x x x
0
1
0
1
0
1
0
0
1
0
1
Comments
Closed captioning not detected
Closed captioning detected
Closed captioning decoded from
odd field
Closed captioning decoded from
even field
CGMS/WSS not detected
CGMS/WSS detected
VPS not detected
VPS detected
Gemstar_1× detected
Gemstar_2× detected
VITC not detected
VITC detected
Teletext not detected
Teletext detected
Does not reinitialize the CCAP registers
Reinitializes the CCAP readback registers
Does not reinitialize the CGMS/WSS
registers
Reinitializes the CGMS/WSS readback
registers
Does not reinitialize the GS/PDC/VPS/
UTC registers
Refreshes the GS/PDC/VPS/UTC
readback registers
Does not reinitialize the VITC registers
Reinitializes the VITC readback registers
Decoded Byte 1 of CCAP
Decoded Byte 2 of CCAP
Decoded CRC sequence for CGMS
Decoded CGMS/WSS data
Decoded CRC sequence for CGMS
Decoded CGMS/WSS data
Decoded Gemstar/VPS/PDC/UTC data
Decoded Gemstar/VPS/PDC/UTC data
Decoded Gemstar/VPS/PDC/UTC data
Decoded Gemstar/VPS/PDC/UTC data
Decoded VPS/PDC/UTC data
Decoded VPS/PDC/UTC data
Decoded VPS/PDC/UTC data
Decoded VPS/PDC/UTC data
Decoded VPS/PDC/UTC data
Decoded VPS/PDC/UTC data
Decoded VPS/PDC/UTC data
Notes
CC_CLEAR resets the
CC_AVL bit
CGMS_WSS_CLEAR resets
the CGMS_WSS_AVL bit
GS_PDC_VPS_UTC_CLEAR
resets the
GS_PDC_VPS_UTC_AVL
bit
VITC_CLEAR resets the
VITC_AVL bit
This is a self-clearing bit
This is a self-clearing bit
This is a self-clearing bit
This is a self-clearing bit