ADV7179BCP-REEL View Datasheet(PDF) - Analog Devices

Part Name

Description

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ADV7179BCP-REEL

Chip Scale PAL/NTSC Video Encoder with Advanced Power Management

Analog Devices 

ADV7174/ADV7179

CGMS_WSS REGISTER 1 (C/W1)

Bits:

Address :

C/W17–C/W10

SR4–SR0 = 17H

CGMS_WSS Register 1 is an 8-bit-wide register. Figure 52 shows the operations under the control of this register.

C/W17

C/W16

C/W15

C/W14

C/W13

C/W12

C/W11

C/W10

C/W17 – C/W16

CGMS DATA BITS

Table 19. C/W1 Bit Description

Bit Name

Bit No.

CGMS/WSS Data Bits

C/W15–C/W10

CGMS Data Bits

C/W17–C/W16

C/W15 – C/W10

CGMS/WSS DATA BITS

Figure 52. CGMS_WSS Register 1

Description

These bit locations are shared by CGMS data and WSS data. In NTSC mode, these bits

are CGMS data. In PAL mode, these bits are WSS data.

These bits are CGMS data bits only.

CGMS_WSS REGISTER 2 (C/W2)

Bits:

Address:

C/W27–C/W20

(SR4–SR00) = 18H

CGMS_WSS Register 2 is an 8-bit-wide register. Figure 53 shows the operations under the control of this register.

C/W27

C/W26

C/W25

C/W24

C/W23

C/W22

C/W21

C/W20

Table 20. C/W2 Bit Description

Bit Name

Bit No.

CGMS/WSS Data Bits

C/W27–C/W20

C/W27 – C/W20

CGMS/WSS DATA BITS

Figure 53. CGMS_WSS Register 2

Description

These bit locations are shared by CGMS data and WSS data. In NTSC mode, these

bits are CGMS data. In PAL mode, these bits are WSS data.

Rev. B | Page 38 of 52

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