Printing Enabled/Disabled Signals And Control Conditions - Epson 1010 User Manual

Printing Enabled/Disabled Signals and Control Conditions

The table below shows the relationship between printing being
enabled or disabled, the on line/off line status, and the receipt of the
data on/off control characters, DC1 or DC3.
ON LINE SLCT IN
(Indicator
on)
On line Low (J10
interface)
On line
High
On line High
Off line
High/Low
(no effect)
While printing is disabled, character data is being received and acknowledged so
l
that the printer can look for another DC1 character, which would allow it to
resume printing.
8-12 Technical Specifications
DC1/DC3 ERROR
(Data
on/off
control)
DC1/DC3 High
(no effect)
DC1 High
Recv'd
DC3 High
Recv'd
DC1/DC3 Low
(no effect)
ACKNLG
BUSY
High/Low Pulsed
each
character
High/Low Pulsed
each
character
Pulsed
High/Low
each
character
High Not
generated
Printing
(Disabled/
enabled)
Enabled
(normal
condition)
Enabled
Disabled*
Disabled