14
Standard serial interface pins and signal names
Pin
No.
Signal
Name
Direction
Function
1
FG
—
Frame Ground
2
RXD
IN
Receive data
3
TXD
OUT
Transmission data
4
DTR
OUT
Data terminal ready signal. This signal changes to SPACE when the printer is ready to
receive data.
5
SG
—
Signal ground
6
DSR
IN
Signal line that indicates if the host computer can receive data.
SPACE: host can receive
MARK: host cannot receive
The status of this signal is not confirmed.
This signal can be specified as an internal reset signal using Switch 7 of DIP Switch 1
(page 4). MARK of 1ms or longer activates the reset.
7
RTS
OUT
Same as DTR (Pin 4).
8
INIT
IN
This signal can be specified as an internal reset signal using Switch 8 of DIP Switch 1
(page 4). SPACE of 1ms or longer activates the reset.
9
N/C
—
Not connected
Receipt printer head-up error
Receipt printer auto cutter error
Receipt printer thermistor error
Cover open error
Slip printer mechanical error
1: Error
Buffer empty
Receipt paper empty error (inclu
1: Empty
Summary of Contents for Star SCP700 Series
Page 1: ...COMBINATION PRINTER SCP700 SERIES Programmer s Manual...
Page 79: ...77 Appendix Character Code Tables...
Page 80: ...78 Character table Normal...
Page 81: ...79 Character table katakana...
Page 82: ...80 Character table IBM...
Page 83: ...81 International Character Set...
