Tandy 1000 SL Technical Reference Manual page 57

Address
D e s c r i p t i o n
0 3 7 8 P r i n t e r
-
Data
L a t c h
B i t
D e s c r i p t i o n
0
B i t
0
-
LSB
1 B i t 1
2
B i t 2
3 B i t 3
4 B i t 4
5 B i t
5
6 B i t 6
7 B i t 7
-
MSB
0 3 7 9 P r i n t e r
-
Read S t a t u s
B i t
B i t
D e s c r i p t i o n
N o t Used
N o t Used
N o t Used
E r r
or
"1"
= P r i n t e r S e l e c t
"011 = o u t of
P a p e r
"01' = Acknowledge
n o
II
= Busy
"011 =
P r i n t e r
-
C o n t r o l L a t c h
D e s c r i p t i o n
S t r o b e
I1
0
I1
=
" 0 " = A u t o
F D XT
n o n
= I n i t i a l i z e
110" = S e l e c t P r i n t e r
"1"
= E n a b l e I n t e r r u p t
" 0 "
= E n a b l e O u t p u t Data
N o t
Used
N o t Used
0 37B N o t Used
0 37C P r i n t e r
-
Data L a t c h
037D P r i n t e r
-
Read S t a t u s
037F-03CF N o t Used
03DO-03D3 N o t Used
03D4 6 8 4 5 A d d r e s s Register
46