Citizen BD2-2220 Command Reference Manual page 144

•MSW 1-3: BUSY Condition
[Outline]
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.
Offline
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
Buffer full At receive buffer full
[Default] OFF(0) [Full/Err]
•MSW 1-4: Data Processing at the occurrence of receive error
[Outline]
Printer with serial interface detects Framing error, Overrun error, and Parity error of received data.
This switch selects whether to print
Receive Error
Operation at ON (1): Does not print "?".
Operation at OFF (0): Prints "?".
[Default] OFF(0) [Print ? ]
OFF (0)
Full/Err
Printer Status
? for data with error detected.
OFF (0)
Print ?
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ON (1)
Full
MSW1-3 MSW1-3
OFF ON
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ON (1)
Invalid