User`s manual

BTP-L580 User’s Manual
28
6 Interface signal
6.1 Parallel interface
Parallel interface can work in IEEE 1284 compatible mode or
half-byte mode, which is a 36 pin socket.
The Interface is defined as below:
Pin#
Signal
source
Signal definition
1 H NStrobe
2 H Data 0 (Least Significant Bit)
3 H Data 1
4 H Data 2
5 H Data 3
6 H Data 4
7 H Data 5
8 H Data 6
9 H Data 7 (Most Significant Bit)
10 P nAck
11 P Busy
12 P Perror
13 P Select
14 H nAutoFd
15 Not defined
16 Logic Gnd
17 Chassis Gnd
18 P Peripheral Logic High
19 Signal Ground (nStrobe)
20 Signal Ground (Data 1)
21 Signal Ground (Data 2)
22 Signal Ground (Data 3)
23 Signal Ground (Data 4)
24 Signal Ground (Data 5)
25 Signal Ground (Data 6)
26 Signal Ground (Data 7)