
4. RS-232C
4-1. Int roducti
on
RS-232C is the serial communication interface standardized by U.S.
Electronic Industry Association,
and
transmits
and
receives digital
dat
a
thr
ough RS-232C interface.
4-2. Specificati
on
(
I)
Electric feature
(2)
Tra
nsmission type
(3) Stop big length
(4) C
ha
racter length
(5) Parity bit
(6) Separating c
ha
racter
(7)
Tra
nsmission rate
(8) Co
mmun
icati
on
protocal
EIA RS-232 is applicable
N
on-
synchronization
I bit/2 bits
8 bits
disabled
CIR
300, 600, 1200, 2400, 4800 or 9600 BAUD
Hardw
ire h
and
shake
4-3. Connector
pin
alignm
ent
and
signal te
chn
ology
(I)
Fig. 4-1
and
table 4-2 shows the RS-232C connector pin alig
nment
and
pin
functions, respectively.
Fig. 4-1 .
RS-232C
connector pin alignment
NOTE
: Use DB-25P (
FE
MALE) which is used for connector cable.
() J
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