Rs-232C Serial Interface - GRAPHTEC CUTTING PRO FC3100-60 Service Manual

2.11 RS-232C Serial Interface

The RS-232C serial interface of your plotter conforms to the RS-232C Standard of the Electronic
Industries Association (EIA).
This serial interface performs the serial transfer of digital binary data, control signals, and SYNC signals.
Specifications
Standard
Synchronization
Transfer rate
Stop bit
Parity
Character length
Electrical Characteristics
Input voltage level
Output voltage level
Compatible Connectors
Plotter end : DB-25S
(ISO 2.6mm nut (M2.6 x 0.45) or ANSI #4-40 nut should be used as the locking nut.)
Cable end : DB-25P
(ISO 2.6mm screw (M2.6 x 0.45) or ANSI #4-40 screw should be used as the locking.)
CCITT V.24, EIA RS-232C, JIS X5101
Asynchronous start-stop
300, 600, 1200, 2400, 4800, 9600 bits/s
2 stop bits
Even, odd, none
7 or 8 bits
RD,SD
(Negative logic)
+ 5 V to + 12 V
- 5 V to - 12 V
+ 5 V to + 8 V
- 5 V to - 8 V
2 - 18
FC3100-60 Service Manual
P/N53802-031T Rev. A
RS,CS,DR,ER
(Positive logic)
Logical "0" "ON"
Logical "1" "OFF"
Logical "0" "ON"
Logical "1" "OFF"