Sharp MZ-5600 - Page 62

Parallel interface signal description
Pin
No.
Signal
name In/Out Function
1
STROßE
In
The printer sampies data at the rising edge.
2
DATA1
In
Data output to the printer.
3
DATA2
4
DATA3
5
DATA4
6
DATA5
7
DATA6
8
DATA7
9
DATA8
10
ACK In
Completion of data or function input
11
BUSY
Out
Data receive enable (low)
12
. PE
Out Paper empty (high)
24
SRES In
Reset signal
25
SELCT
Out
Indicates the select
(receive enabled) conJition
(high)
- - - - -
)r
'I
*14 - 23: GND
*18: Error insertion protected
Timings
BUSY
I
,m::
,
,
/'Ur- ---
,
1
n
1J
IR-FRT
--------n
----
:f)ATA
~TRöBE
~~