Technical data

26
W&T
Centronics > Serial Interfaces
Pin assignments for the RS422 interface
The RS422 Interface is implemented as a DB25 male with DTE
configuration. The pin configuration is shown in the following
table:
pin# function
1 Shield
10 Data Out A (-)
11 Data In A (-)
14 Signal GND
17 Handshake In A (-)
18 Handshake In B (+)
22 Data Out B (+)
23 Data In B (+)
Pin assignments for the Centronics interface
The Centronics interface is implemented as a 36-pin Centronics
female. The pin configuration is shown in the following table:
pin# function
1 strobe
2..9 data 0 .. data 7
10 acknowledge
11 busy
12 paper empty (LOW)
13 select (High)
14 auto linefeed (n.c.)
16 signal GND
17 chassis GND
18 (n.c.)
19..30 signal GND
31 init (n.c.)
32 error (High)
36 select in (n.c.)