OKI 407II User Manual

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Pin No.
Signal name
Direction
Function
1)  DTR/DSR Communication Mode
  This signal indicates whether the printer is busy. 
SPACE indicates that the printer is ready to receive 
data, and MARK indicates that the printer is busy. 
The busy condition can be changed by using DIP 
SW -6 as follows:
Printer status
DIP SW 1-6
OFF
ON
. During  the  period  from  when 
the power is turned on (includ-
ing resetting using the interface) 
to when the printer is ready to 
receive data.
BUSY
BUSY
. During the self printing.
BUSY
BUSY
. When the cover is open.
BUSY
. When the printer stops printing 
due to a paper-end.
BUSY
. During macro executing standby 
status.
BUSY
6. When an error has occurred.
BUSY
. When the receive buffer becomes-
full.
BUSY
BUSY
2)  X-On/X-Off Communication Mode
  Always  space,  except  during  following  condi-
tions:
•  Period between reset and communication ena-
bled
•  During self printing
~
N/C
Not used
INIT
IN
Status of this signal is not checked.
13
25
1
14
D-sub 25 Pin