THS8200/8210
‘ALL-FORMAT’ OVERSAMPLED COMPONENT VIDEO/PC GRAPHICS D/A SYSTEM WITH
THREE 11 BIT DAC’S, CGMS DATA INSERTION AND 525P MACROVISION
TM COPY
PROTECTION
SLES032—6/18/02 3:33 PM
POST OFFICE BOX 655303
DALLAS TEXAS 77265
61
Copyright 2001 Texas Instruments Incorporated
PRODUCT PREVIEW information concerns products in the
formative or design phase of development. Characteristic data
and other specifications are design goals. Texas Instruments
reserves the right to change or discontinue these products
without notice.
re-connected (e.g. after a video format change), in
order to properly synchronize the internal display
timing generator to the input video source.
1 : normal operation
Color space conversion control (sub-addresses
0x04-0x19)
Numerical formats:
Signed magnitude: MSB is sign bit, remainder is
binary representation of magnitude. This is not a
two’s complement notation.
Magnitude: binary representation of magnitude
csc_ric1(5:0): R/Cr input channel – G/Y output
channel coefficient, integer part
{csc_r11 0x04(7:2)}
[000000]
6-bit integer portion of coefficient multiplied with R/Cr
input, to produce G/Y output (signed magnitude
format)
csc_rfc1(9:0): R/Cr input channel – G/Y output
channel, fractional part
{csc_r11 0x04(1:0) & csc_r12 0x05(7:0)}
[0000000000]
10-bit fractional portion of coefficient multiplied with
R/Cr input, to produce G/Y output (magnitude format)
csc_ric2(5:0): R/Cr input channel – B/Cb output
channel, integer part
{csc_r21 0x06(7:2)}
[000000]
6-bit integer portion of coefficient multiplied with R/Cr
input, to produce B/Cb output (signed magnitude
format)
csc_rfc2(9:0): R/Cr input channel – B/Cb output
channel, fractional part
{csc_r21 0x06(1:0) & csc_r22 0x07(7:0)}
[0000000000]
10-bit fractional portion of coefficient multiplied with
R/Cr input, to produce B/Cb output (magnitude
format)
csc_ric3(5:0): R/Cr input channel – R/Cr output
channel, integer part
{csc_r31 0x08(7:2)}
[000000]
6-bit integer portion of coefficient multiplied with R/Cr
input, to produce R/Cr output (signed magnitude
format)
csc_rfc3(9:0): R/Cr input channel - R/Cr output
channel, fractional part
{csc_r31 0x08(1:0) & csc_r32 0x09(7:0)}
[0000000000]
10-bit fractional portion of coefficient multiplied with
R/Cr input, to produce R/Cr output (magnitude
format)
csc_gic1(5:0): G/Y input channel – G/Y output
channel, integer part
{csc_g11 0x0A(7:2)}
[000000]
6-bit integer portion of coefficient multiplied with G/Y
input, to produce G/Y output (signed magnitude
format)
csc_gfc1(9:0): G/Y input channel – G/Y output
channel, fractional part
{csc_g11 0x0A(1:0) & csc_g12 0x0B(7:0)}
[0000000000]
10-bit fractional portion of coefficient multiplied with
G/Y input, to produce G/Y output (magnitude format)
csc_gic2(5:0): G/Y input channel – B/Cb output
channel, integer part
{csc_g21 0x0C(7:2)}
[000000]
6-bit integer portion of coefficient multiplied with G/Y
input, to produce B/Cb output (signed magnitude
format)
csc_gfc2(9:0): G/Y input channel – B/Cb output
channel, fractional part
{csc_g21 0x0C(1:0) & csc_g22 0x0D(7:0)}
[0000000000]
10-bit fractional portion of coefficient multiplied with
G/Y input, to produce B/Cb output (magnitude
format)
csc_gic3(5:0): G/Y input channel – R/Cr output
channel, integer part
{csc_g31 0x0E(7:2)}
[000000]
6-bit integer portion of coefficient multiplied with G/Y
input, to produce R/Cr output (signed magnitude
format)