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1-3. INTERFACE SPECIFICATION
1-3-1. RS-232 SERIAL INTERFACE SPECIFICATION
Data transmission:
Serial. EIA RS232C compliant
Synchronization:
Asynchronous
Handshaking:
DTR/DSR or XON/XOFF control (*)
Signal levels:
MARK = -3 to -15V:
Logic “1”/OFF
SPACE = +3 to +15V:
Logic “0”/ON
Baud rate:
9600, 19200, 38400bps (*)
Data word length:
8 bits
Parity Settings:
None, even, odd (*)
Stop bits:
1 or more
Connector (printer side):
Female DSUB-25 pin connector
Notes: *The data word length, baud length, and parity depend on the DIP switch settings. (Refer to
5.SETTING & CHECKING THE DIP SWITCHES.)
1-3-2. SERIAL INTERFACE CONNECTION EXAMPLE
HOST SIDE
PRINTER SIDE
(DTE ex.8251)
(Pin No.)
TxD
RxD (3)
RxD
TxD (2)
DTR
DSR (6)
DSR
DTR (20)
RTS
CTS
GND
GND (7)
FG
FG (1)
1-3-3. POWER SUPPLY CONNECTOR
The connector is connected the printer to an external power source.
CONNECTOR MODEL:
Printer side:
Hosiden TCS7960-532010 or equivalent
User side:
Hosiden TCP8927-631100 or equivalent
Hosiden TCP8927-531100 or equivalent
PIN
SIGNAL
1
+24V
2
GND
3
NC
SHELL
F. G