User`s guide

73
System Specifications
Printer Support
Printer Support
RS-232: 3 wire RJ-11 connector used for serial
data transfer
Parallel Port
This port is used with printers requiring a parallel interface when printing. Use
address 15 when sending data to this port from IBASIC Programs
Pin assignments are as follows;
1 nStrobe
2 Data 1 (Least Significant Bit)
3 Data 2
4 Data 3
5 Data 4
6 Data 5
7 Data 6
8 Data 7
9 Data 8 (Most Significant Bit)
10 nAck
11 Busy
12 PError
13 Select
14 nAutoFd
15 nFault
16 nInit
17 nSelectIn
18 Signal Ground (nStrobe)
19 Signal Ground (Data 1 and Data 2)
20 Signal Ground (Data 3 and Data 4)
21 Signal Ground (Data 5 and Data 6)
22 Signal Ground (Data 7 and Data 8)
23 Signal Ground (Busy and nFault)
24 Signal Ground (PError, Select and nAck)
25 Signal Ground (nAutoFd, nSelectIn and nInit)
1
13
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