GF9320 Datasheet, PDF (19/60 Pages) Gennum Corporation – Scaling Processor

GF9320 Data Sheet
Table 3-2: Serial Interface Download Parameters (Continued)
Parameter Name
No. Of
Bits
Description
Word
Position
R2
R3
Background Colour
Y_BKGD
CB_BKGD
CR_BKGD
Output Timing
LINE_ADV
H_POS
OD_FILL
Filter Coefficients
Horizontal Filter
H_Y_FLT_COEF
HYBANK:
12|12|11|10|10|9|9|9|9|8|8 = 107
2 filters * (107 bits) = 214
H_C_FLT_COEF
HCBANK:
12|11|9|9|8|8|8 = 65
2 filters * (65 bits) = 130
Vertical Filter
V_Y_FLT_COEF
HYBANK:
12|12|11|10|10|9|9|9|9|8|8 = 107
2 filters * (107 bits) = 214
V_C_FLT_COEF
HCBANK:
12|12|11|10|10|9|9|9|9|8|8 = 107
2 filters * (107 bits) = 214
VYF_FILL
13
Matrix coefficient.
R = R1*Y + R2*C_b + R3*C_r
13
Matrix coefficient.
R = R1*Y + R2*C_b + R3*C_r
24 Sub-total
8
Background colour for Y.
Unsigned integer.
8
Background colour for C_b.
Signed integer.
8
Background colour for C_r.
Signed integer.
19 Sub-total
4
Line advance with respect to input
timing.
12
Horizontal position with respect to input
timing.
3
Not used.
776 Total
344 Sub-total
214
Horizontal Y filter coefficients.
Center coefficient is ±1.10. (i.e. 1 sign
bit, 1 integer bit and 10 fractional bits)
130
Horizontal C filter coefficients.
Center coefficient is ±1.10. (i.e. 1 sign
bit, 1 integer bit and 10 fractional bits)
432 Sub-total
214
Vertical Y filter coefficients.
Center coefficient is ±1.10. (i.e. 1 sign
bit, 1 integer bit and 10 fractional bits)
214
Vertical C filter coefficients.
Center coefficient is ±1.10. (i.e. 1 sign
bit, 1 integer bit and 10 fractional bits)
4
Not used.
OD[68:56]
OD[55:43]
OD[42:35]
OD[34:27]
OD[26:19]
OD[18:15]
OD[14:3]
OD[2:0]
HY[343:130]
(See footnote^b)
HY[129:0]
(See footnote^b)
VY[431:218]
(See footnote^c)
VY[217:4]
(See footnote^c)
VY[3:0]
Used By
Output
Output
Output
Output
Output
Output
Timing
Output
Timing
H Y Filter
H C Filter
V Y Filter
V C Filter
Time
Frame
1
1
1
1
1
0^a
0^a
1
1
1
1
Proprietary and Confidential 18090 - 7 November 2004
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