TMC2193 datasheet(38/72 Pages) CADEKA

38 / 72 page

TMC2193

PRODUCT SPECIFICATION

REV. 1.0 3/26/03

Control Register Deﬁnitions (continued)

Part Identiﬁcation Register (0x02)

76543210

PARTID0

Reg

Bit

Name

Description

7-0

PARTID0

(Read Only) 0x93

Revision Identiﬁcation Register (0x03)

76543210

REVID0

Reg

Bit

Name

Description

7-0

REVID0

Reads back the revision number of the part.

Gamma Filters Register (0x04)

76543210

GAMENG

GAMENC

GAMSELG

GAMSELC

SRESET

SKEN

PDRM

Reg

Bit

Name

Description

GAMENG

Gamma Filter Enable – Green.

When is GAMENG is LOW, gamma filter on the Green path is bypassed.

When is GAMENG is HIGH, gamma filter on the Green path is enabled.

GAMENC

Gamma Filter Enable – Blue Red.

When GAMENC is LOW, gamma filter on the Blue and Red path is

bypassed. When GAMENC is HIGH, gamma filter on the Blue and Red path

is enabled.

GAMSELG

Gamma Filter Selection – Green.

When GAMSELG is LOW, Green = (Green)1/2.8

When GAMSELG is HIGH, Green = (Green) 1/2.2

GAMSELC

Gamma Filter Selection – Blue Red.

When GAMSELC is LOW, Blue = (Blue)1/2.8, Red = (Red)1/2.8

When GAMSELC is HIGH, Blue = (Blue) 1/2.2,Red = (Red)1/2.2

SRESET

Software RESET.

When LOW, resets internal state machines and disables outputs.

When HIGH, state machines are active and outputs are enabled.

SKEN

Data KEY Enable.

When SKEN is LOW, Data keying is disabled.

When SKEN is HIGH, Data keying is enabled.

1-0

PDRM

Pixel Data Ramping Mode. Pixel Data weighting for the rising edge of

active video.

NTSC:

1/8

1/2

7/8

PAL:

1/8

3/8

5/8

7/8

Pixels are weighted on the edge.

Sample and hold the 5th pixel for the slope weighting

Hard switch

000111

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