Data Rate
Low Speed Mode
High Speed
Mode
Operation Mode
Low Speed
High Speed
Operating Modes
Character Length
Line Requirements
Line Signal
Low Speed
High Speed
Specifications
0 to 300
bps
Asynchronous
format
1200 bps
(
+
l
%, -
2.5%)
Character-asynchronous
or
bit-synchronous
formats
Binary,
serial, asynchronous
Character-asynchronous or bit-synchronous
format
Full-
or
half-duplex, all
speeds
Automatic
originate or answer,
manual
originate or answer
Nine or
10 bits
,
including start/stop
bits
Two-wire dial-line
Frequency
shift-keying
Differential phase-shift-keying
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