Texas Instruments TMS320C64x DSP User Manual

Page 119

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Video Capture Registers

3-57

Video Capture Port

SPRU629

Table 3–15. Video Capture Channel A Control Register (VCACTL)

Field Descriptions (Continued)

Description

Bit

TSI Mode

Raw Data Mode

BT.656 or Y/C Mode

Value

symval

field

6

FRAME

Capture frame (data) bit.

NONE

0

Do not capture frame.

Do

not

capture

single data block.

Do not capture
single packet.

FRMCAP

1

Capture frame.

Capture single
data block.

Capture single
packet.

5

CF2

Capture field 2 bit.

NONE

0

Do not capture field 2.

Do not capture
field 2.

Not used.

FLDCAP

1

Capture field 2.

Capture field 2.

Not used.

4

CF1

Capture field 1 bit.

NONE

0

Do not capture field 1.

Do not capture
field 1.

Not used.

FLDCAP

1

Capture field 1.

Capture field 1.

Not used.

3

Reserved

0

Reserved. The reserved bit location is always read as 0. A value
written to this field has no effect.

2–0

CMODE

Capture mode select bit.

BT656B

0

Enables 8-bit BT.656 mode.

Not used.

BT656D

1h

Enables 10-bit BT.656 mode.

Not used.

RAWB

2h

Enables 8-bit raw data mode.

8-bit TSI mode.

RAWD

3h

Enables 10-bit raw data mode.

Not used.

YCB

4h

Enables 16-bit Y/C mode.

Not used.

YCD

5h

Enables 20-bit Y/C mode.

Not used.

RAW16

6h

Enables 16-bit raw mode.

Not used.

RAW20

7h

Enables 20-bit raw mode.

Not used.

† For CSL implementation, use the notation VP_VCACTL_field_symval
‡ For complete encoding of these bits, see Table 3–6, Table 3–11, and Table 3–12.

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