
PRELIMINARY DATA SHEET
VPX 3220 A, VPX 3216 B, VPX 3214 C
MICRONAS INTERMETALL
36
FP-Register Table
FP Reg.
Address
Number
of Bits
Mode
Function
Name
Load Table for Window #2
WinLoadTab2
8E
12
w
Vertical Begin
bit [8:0] :
Vertical Begin (field line number)
minimum line number
maximum line number
7
determined by current TV line standard
vbeg2
A
bit [11:9]
sharpness control ...regulates the subjective sharpness
by selecting filters to admitting horizontal alias / blurring
maximum blurring
.....
more blurring
default filter setting
more aliasing
.....
maximum aliasing
1 1 1
1 1 0
1 0 1
0 0 0
0 0 1
0 1 0
0 1 1
1 0 0
set filters for pass-thru
8F
12
w
Vertical Lines In
bit [8:0] :
Number of input lines
vlinei2
bit [9]
reserved (must be set to zero)
bit [11:10] :
field flag
Window disabled
Window enabled in ODD fields only
Window enabled in EVEN fields only
Window enabled in both fields
1 1
1 0
0 1
0 0
90
12
w
Vertical Lines Out
bit [8:0] :
Number of output lines
vlineo2
bit [11:9]
reserved (must be set to zero)
91
12
w
Horizontal Begin
bit [10:0] :
Horizontal start of window
hbeg2
bit [11]
reserved (must be set to zero)
92
12
w
Horizontal Length
bit [10:0] :
Horizontal length of window
hlen2
bit [11]
reserved (must be set to zero)
93
12
w
Number of Pixels
bit [10:0] :
Number of active pixels per line
npix2
bit [11]
reserved (must be set to zero)
The control register modes are
– w: write/read register
– r:
read-only register
– A: register or register field has function only in VPX 3220 A
The mnemonics used in the Intermetall VPX demo software are given in the last column.