Specifications

130 Chapter 9 Pinout reference
Digi AccelePort Xp and NEO HD-68-pin Ultra SCSI connector
The connector provides a connection for the RS232 signals on the PCB to
a cable to interface various 4, 8 and 16 port peripheral devices. The first ta-
ble is for ports 1-8 and the second table is for ports 9-16. The pin-outs for
the connector and the asynchronous ports configuration is as follows:
see Table 1 for: Ports 1-8 of HD-68 Connector for 4 or 8 port boards.
see Table 2 for: Ports 9-16 of second HD-68 Connector when using 16 port
board.
Table 1: Ports 1-8 of HD-68 connector for 4, 8 or 16 port boards
68-pin
Ultra SCSI
Wire name
Male DB-25
Connector
68-pin
Ultra SCSI
Wire name
Male DB-25
Connector
1 Rx-D7 P7-3 35 Rx-D8 P8-3
2 CTS7 P7-5 36 CTS8 P8-5
3 R17 P7-22 37 R18 P8-22
4 RTS7 P7-4 38 RTS8 P8-4
5 DCD7 P7-8 39 DCD8 P8-8
6 DTR7 P7-20 40 DTR8 P8-20
7 DSR7 P7-6 41 DSR8 P8-6
8 TxD7 P7-2 42 TxD8 P8-2
9 GND P7-7, P5-7 43 GND P8-7, P6-7
10 TxD5 P5-2 44 TxD6 P5-2
11 DSR5 P5-6 45 DSR6 P6-6
12 DTR5 P5-20 46 DTR6 P6-20
13 DCD5 P5-8 47 DCD6 P6-8
14 RTS5 P5-4 48 RTS6 P6-4
15 R15 P5-22 49 R16 P6-22
16 CTS5 P5-5 50 CTS6 P6-5
17 RXD5 P5-3 51 RXD6 P6-3
18 RxD3 P3-3 52 RxD4 P4-3
19 CTS3 P3-5 53 CTS4 P4-5
20 R13 P3-22 54 R14 P4-22
21 RTS3 P3-4 55 RTS4 P4-4
22 DCD3 P3-8 56 DCD4 P4-8
23 DTR3 P3-20 57 DTR4 P4-20
24 DSR3 P3-6 58 DSR4 P4-6