6.7. Buffering Error Flow for Serial/USB Connection; Computer (host) - Page 32

6.7. Buffering Error Flow for Serial/USB Connection 

Send a print command (print command with feeding (1A) for 
the last page or print command (0C) for other pages).

Initialize

Status information request

Status (response status to status information request) 

or 

an error is displayed

If there are no problems 
with the Printer status, the 
data is transmitted. If 
there is a problem, an 
error is displayed. 

Send control code.

Status 

  (Phase change : 

“Printing state”)

Send print data.

Status (Error Occurred) 

Computer (host) 

Initializes 

Checks status 
(media, etc.) and 
sends a response.

Sending 
display

Receives data.

Printing display

Printing

Receives “Phase change: printing” 
 

Perform error 

Brother QL-500/550/560/570/580N/650TD/700/1050/1060N Command Reference 

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