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CSS Laboratories
Section 2 – Using the SBP-205
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7
Parallel Port
The parallel port connector is a 26-pin connector.
Parallel Port Connector Pin Assignments
Pin
Assignment
Pin
Assignment
1 STE
14 Ground
2 AFD
#
15 PD6
3 PD0
16 Ground
4 ERR
#
17 PD7
5 PD1
18 Ground
6
INIT #
19
ACK #
7 PD2
20 Ground
8 SLIN
#
21 BUSY
9 PD3
22 Ground
10 Ground
23 PE
11 PD4
24 Ground
12 Ground
25 SLCT
13 PD5
26 Not
Used
Serial Ports (COM1, COM2)
The SBP-205 features two 9-pin serial ports and connectors. They are designated
COM1 (serial port 1) and COM2 (serial port 2).
Serial Port Connectors (COM1, COM2) Pin Assignments
Pin
Assignment
Pin
Assignment
1 DCD
6 DSR
2 RXD
7 RTS
3 TXD
8 CTS
4 DTR
9 RI
5 Ground
