Citizen PPU-700 Command Reference Manual page 179

• MSW 1-3: BUSY Condition
Function: Selects the condition for the printer to become BUSY state. Auto status sending function
is also activated.
Busy Condition
Operation at ON (1):
When receive buffer is full, the printer is in the BUSY state.
Auto status sending (ASB) function is valid.
Operation at OFF (0):
When receive buffer is full or in the offline state, the printer is in the BUSY state.
Auto status sending (ASB) function is invalid.
Supplementary explanation:
Even when ON is selected, the printer is in the BUSY state at Power ON, at the use of
Reset through I/F, and at self-printing.
Printer Status
Offline
Buffer full
• MSW 1-4: Data Processing at the occurrence of receive error
Function: Printer with serial interface detects Framing error, Overrun error, and Parity error of
received data. This switch selects whether to print "?"for data with error detected.
Operation at ON (1):
Does not print "?".
Operation at OFF (0):
Prints "?".
At Power ON, at the use of Reset
through I/F
During self printing
At cover open
During paper feed by FEED SW
At Paper End
(Including Print Stop with PNE)
At the occurrence of error
At the Standby state during macro
execution by FEED SW
At receive buffer full
Receive Error
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OFF (0)
Full/Err
OFF (0) ON (1)
Print? Invalid
ON (1)
Full
MSW1-3 OFF MSW1-3 ON
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