Texas Instruments TMS320DM648 Manual De Usuario
Contents
1
Overview
1.1
Video Port
1.2
Video Port FIFO
1.2.1
EDMA Interface
1.2.2
Video Capture FIFO Configurations
1.2.3
Video Display FIFO Configurations
1.3
Video Port Registers
1.4
Video Port Pin Mapping
1.4.1
VDIN Bus Usage for Capture Modes
1.4.2
VDOUT Data Bus Usage for Display Modes
1.5
Video Port Pin Multiplexing
1.6
VideoPort Clocking
....................................................................................................
2
Video Port
2.1
Reset Operation
2.1.1
Power-On Reset
2.1.2
Peripheral Bus Reset
2.1.3
Software Port Reset
2.1.4
Capture Channel Reset
2.1.5
Display Channel Reset
2.2
Interrupt Operation
....................................................................................................
2.3
EDMA Operation
2.3.1
Capture EDMA Event Generation
2.3.2
Display EDMA Event Generation
2.3.3
EDMA Size and Threshold Restrictions
2.3.4
EDMA Interface Operation
2.4
Video Port Control Registers
2.4.1
Video Port Control Register (VPCTL)
2.4.2
Video Port Status Register (VPSTAT)
2.4.3
Video Port Interrupt Enable Register (VPIE)
2.4.4
Video Port Interrupt Status Register (VPIS)
3
Video Capture Port
3.1
Video Capture Mode Selection
3.2
BT.656 Video Capture Mode
3.2.1
BT.656 Capture Channels
3.2.2
BT.656 Timing Reference Codes
3.2.3
BT.656 Image Window and Capture
3.2.4
BT.656 Data Sampling
3.2.5
BT.656 FIFO Packing
3.3
Y/C Video Capture Mode
3.3.1
Y/C Capture Channels
3.3.2
Y/C Timing Reference Codes
SPRUEM1 – May 2007
Table of Contents
3