User`s manual

Confidential Thermal Printer
RS-T80 Programming Manual
- 63 -
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)
27 Signal Ground (Data 8)
28 Signal Ground (PError, Select, and nAck)
29 Signal Ground (Busy and nFault)
30 Signal Ground (nAutoFd, nSelctIn, and nInit)
31 H NInit
32 P NFault
33
Not defined
34 Not defined
35 Not defined
36 H nSelectIn