Functional Description

2.11.17 AVID Stop Pixel Register

Subaddress

18h−19h

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Default

325h

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Subaddress

 

7

 

6

5

 

4

3

2

1

0

 

 

 

 

 

 

 

 

 

 

 

 

18h

 

 

 

 

 

 

AVID stop [7:0]

 

 

 

 

 

 

 

 

 

 

 

 

 

19h

 

 

 

 

 

Reserved

 

 

AVID stop [9:8]

AVID stop [9:0]: AVID stop pixel number. The number of pixels of active video must be an even number. This is an absolute pixel location from HSYNC start pixel 0.

 

NTSC 601

NTSC Sqp

PAL 601

PAL Sqp

default

805 (325h)

726 (2D6h)

808 (328h)

696 (2B8h)

The TVP5147M1 decoder updates the AVID stop only when the AVID stop MSB byte is written to. If the user changes these registers, then the TVP5147M1 decoder retains values in different modes until this device resets. The AVID start pixel register also controls the position of the EAV code.

2.11.18 HSYNC Start Pixel Register

Subaddress

1Ah−1Bh

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Default

000h

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Subaddress

 

7

 

6

5

 

4

3

2

1

0

 

 

 

 

 

 

 

 

 

 

 

 

1Ah

 

 

 

 

 

 

HSYNC start [7:0]

 

 

 

 

 

 

 

 

 

 

 

 

 

1Bh

 

 

 

 

 

Reserved

 

 

HSYNC start [9:8]

HSYNC start pixel [9:0]: This is an absolute pixel location from HSYNC start pixel 0.

The TVP5147M1 decoder updates the HSYNC start only when the HSYNC start MSB is written to. If the user changes these registers, then the TVP5147M1 decoder retains values in different modes until this device resets.

2.11.19 HSYNC Stop Pixel Register

Subaddress

1Ch−1Dh

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Default

040h

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Subaddress

 

7

 

6

5

 

4

3

2

1

0

 

 

 

 

 

 

 

 

 

 

 

 

1Ch

 

 

 

 

 

 

HSYNC stop [7:0]

 

 

 

 

 

 

 

 

 

 

 

 

 

1Dh

 

 

 

 

 

Reserved

 

 

HSYNC stop [9:8]

HSYNC stop [9:0]: This is an absolute pixel location from HSYNC start pixel 0.

The TVP5147M1 decoder updates the HSYNC stop only when the HSYNC stop MSB is written to. If the user changes these registers, then the TVP5147M1 decoder retains values in different modes until this device resets.

2.11.20 VSYNC Start Line Register

Subaddress

1Eh−1Fh

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Default

004h

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Subaddress

 

7

 

6

5

 

4

 

3

2

1

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1Eh

 

 

 

 

 

 

VSYNC start [7:0]

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1Fh

 

 

 

 

Reserved

 

 

 

 

VSYNC start [9:8]

 

VSYNC start [9:0]: This is an absolute line number. The TVP5147M1 decoder updates the VSYNC start only

 

when the VSYNC start MSB is written to. If the user changes these registers, then the TVP5147M1 decoder

 

retains values in different modes until this decoder resets.

 

 

 

 

 

NTSC: default 004h

PAL: default 001h

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

38

TVP5147M1PFP

 

 

 

 

 

 

 

SLES140A—March 2007

Page 45 Page 47
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Image 46
Texas Instruments TVP5147M1PFP Avid Stop Pixel Register, Hsync Start Pixel Register, Hsync Stop Pixel Register, Subaddress
Page 45 Page 47

TVP5147M1PFP specifications

The Texas Instruments TVP5147M1PFP is a versatile video decoder that stands out in the realm of analog video processing. This device is particularly designed for high-quality video applications, making it an excellent choice for a variety of consumer and professional electronics that require reliable video decoding capabilities.

One of the main features of the TVP5147 is its ability to decode multiple video formats, including NTSC, PAL, and SECAM. This flexibility allows the decoder to seamlessly interface with various video sources from different geographic regions, providing a global solution for video applications. The TVP5147 includes advanced synchronization features, ensuring it can effectively handle video signals that may vary in timing and quality.

The device is equipped with a sophisticated 10-bit analog-to-digital converter (ADC), which enhances the precision and clarity of the digital video output. This high-resolution capability allows for improved color accuracy and detail, leading to a more lifelike video representation. Additionally, the TVP5147 utilizes advanced digital processing technologies, including noise reduction and image enhancement features, contributing to outstanding image quality even in less than ideal input conditions.

Another notable characteristic of the TVP5147M1PFP is its support for various output formats, including ITU-R BT.601 and 656, which facilitates easy integration into different systems. The device can also provide various output resolutions, catering to the needs of diverse applications ranging from standard definition to high definition displays.

In terms of connectivity, the TVP5147 offers multiple input options, including composite video, S-video, and component video interfaces. This versatility ensures that it can accommodate a wide range of video sources, from traditional VHS players to modern digital cameras. Furthermore, the integrated video control features allow for easy adjustment of parameters such as brightness, contrast, and saturation.

The power consumption of the TVP5147M1PFP is optimized for low-energy applications while maintaining high performance, making it suitable for battery-powered devices and energy-efficient designs. Overall, the Texas Instruments TVP5147M1PFP is an exceptional video decoder that blends flexibility, high quality, and advanced technology, making it a preferred choice for video processing in numerous consumer and industrial applications. Its combination of features ensures reliable performance and high-quality output, fulfilling the demands of modern multimedia environments.
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