Chapter 5: 2x20 Customer Display (7446-K453)
5-3
Interface
Specifications
Data transmission:
Serial
Synchronization:
Asynchronous
Handshaking:
DTR
/
DSR
Signal level:
MARK
=
‐
3
to
–15
V
(logic
“1”)
SPACE
=
+3
to
+15
V
(logic
“0”)
Baud rates:
4800,9600
*,19200,38400
bps
Parity:
None
*,
even
Bit length:
8
bits
Stop bits:
1
or
more
*
Default
setting
Summary of Contents for 7446
Page 1: ...NCR RealPOS 30 7446 Release 2 1 User Guide 2 B005 0000 1551 Issue E...
Page 90: ......
Page 98: ...3 8 Chapter 3 Setup...
Page 148: ...A 10 Appendix A Cables...