TCP201 User Manual Issue 1.4
Page 35 of 35
8 Pin Assignment
8.1 IP Connectors
The table below shows the complete IP J1 logic interface pin assignments. Some of these signals are
not used on the TCP201.
Pin # Signal
Pin # Signal
Pin # Signal
Pin # Signal
1 GND
2 CLK
26 GND
27 +5V
3 Reset#
4 D0
28 R/W#
29 IDSel#
5 D1
6 D2
30 DMAReq0#
31 MemSel#
7 D3
8 D4
32 DMAReq1#
33 IntSel#
9 D5
10 D6
34 DMAck#
35 IOSel#
11 D7
12 D8
36 Reserved
37 A1
13 D9
14 D10
38 DMAEnd#
39 A2
15 D11
16 D12
40 Error#
41 A3
17 D13
18 D14
42 IntReq0#
43 A4
19 D15
20 BS0#
44 IntReq1#
45 A5
21 BS1#
22 -12V
46 Strobe#
47 A6
23 +12V
24 +5V
48 ACK#
49 Reserved
25 GND
50 GND
Figure 8-1 : IP J1 Logic Interface Pin Assignment
The IP J2 I/O connector routes the IP I/O lines directly to the appropriate pins of the HD50 SCSI-2
type connector. The pin assignment of the IP J2 I/O connector is IP specific.