Specifications
7.8.1
HOUSE
CURSOR
The
mouse
cursor
re~ister
contains
two
ei~ht-bit
counters
which
kee?
track
of
the
mouse's
horizontal
and
vertical
moverraer,t:
bit
+
15 14
13
12
11
10
9 8 7 6 5 4 3 2 1 0
1~71~61~51~41~31~21~11~Olx7Ix6ix5Ix4Ix3Ix2IxllxOf
\
__
1
__
1
__
1
__
1
__
1
__
1
__
1
__
1
__
1
__
1
__
1
__
1
__
1
__
1
__
1
__
1
MOTHER
BOARD
LED's
There
are
five
LED's
on
the
Mother
Board;
four
red
LED's
and
one
~reen
LED.
The
~reen
LED
is
used
to
indicate
OK
status
of
the
VS100,
and
the
red
LED's
are
used
to
report
error
conditions.
bit
•
7
6 5
4
3
2
1
0
1
I
t I
I
I
\
......
_-
Red
LED
I
I
I
I
1
,----
Red
LED
+2
I
,-_
....
-
Red
LEI'
,----
Red
,----
Green
,----
Tied
,----
Unused
,----
Un'Jsed
to
LED
+0
LED
Pin
4
11
+3










