Signal Level; Interface Circuit; Character Format; Figure 7: Rs-232C Interface Circuit - Opticon OPI 2201 Specification Manual

Signal Level

9.1.2.
Signal Name I/O
TxD OUT
RxD
RTS OUT
CTS

Interface Circuit

9.1.3.
H
OST

Character Format

9.1.4.
Uses the same format for both sending and receiving.
RS-232C Level (V)
Mark/OFF
-5 to -15
IN -3 to -15
-5 to -15
IN -3 to -15
J EIAJ RC5320A
ACK WHICH SUPPORTS

Figure 7: RS-232C interface circuit

Figure 8:Character format

23
Specifications Manual
Space/ON
+5 to +15
+3 to +15
+5 to +15
+3 to +15
OPI-2201
TxD
RxD
(ICL3223
RTS
CTS
GND
Opticon
OPI 2201
)
EQUIVALENT