Texas Instruments TMS320C64x DSP User Manual

Page 52

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Video Port Control Registers

2-19

Video Port

SPRU629

Table 2–5. Video Port Control Register (VPCTL) Field Descriptions (Continued)

Bit

Description

Value

symval

field

2

TSI

TSI capture mode select bit.

NONE

0

TSI capture mode is disabled.

CAPTURE

1

TSI capture mode is enabled.

1

DISP

Display mode select bit. VDATA pins are configured for output.
VCLK2 pin is configured as VCLKOUT output.

CAPTURE

0

Capture mode is enabled.

DISPLAY

1

Display mode is enabled.

0

DCHNL

Dual channel operation select bit. If the DCDIS bit in VPSTAT
is set, this bit is forced to 0.

SINGLE

0

Single-channel operation is enabled.

DUAL

1

Dual-channel operation is enabled.

† For CSL implementation, use the notation VP_VPCTL_field_symval

Table 2–6. Video Port Operating Mode Selection

VPCTL Bit

TSI

DISP

DCHNL

Operating Mode

0

0

0

Single channel video capture. BT.656, Y/C or raw mode as selected in VCACTL.
Video capture B channel not used.

0

0

1

Dual channel video capture. Either BT.656 or raw 8/10-bit as selected in
VCACTL and VCBCTL. Option is available only if DCDIS is 0.

0

1

x

Single channel video display. BT.656, Y/C or raw mode as selected in VDCTL.
Video display B channel is only used for dual channel sync raw mode.

1

x

x

Single channel TSI capture.

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