Brother International PT-P700 Master Command Reference - Page 45

Raster Command Reference 5.2 Concurrent printing error flow for USB connection (when feeding at the end of the page) Computer (host) If there are no problems with the printer status (media, etc.), the data is READ transmitted. If there is a problem, an error appears. Displaying sending Invalidate Initialize Status information request Status (response to status information request) Printer The printer is reset. The printer is initialized. The status of the printer (media, etc.) is checked and a response is sent. Sending control codes Data received. Sending raster data Status (Phase change: "Printing") Beginning printing without waiting for a print command Printing Sending raster data Displaying printing READ Phase change "Printing" received. "Printing completed" received. Finishing process for printing page 1 Sending data for page 2 Displaying printing Displaying printing READ "Error Occured" received. An error appears. When restarted, data is resent starting with the 1st page since "Printing" for the 2nd page is not received. Resending process for data of 1st page Sending a print command (print command with feeding (1A) for the last page or print command (0C) for other page) Status ("Printing completed") Status (Phase change: "Waiting to receive") Sending control code/raster data Sending raster data Status ("Error occurred") Sending raster data Sending a print command (print command with feeding (1A) for the last page or print command (0C) for other pages) Initialize Printing of the 1st page is actually not finished, but the "Printing completed" status and "Waiting to receive" phase are sent. Error occurred If an error occurs, all data read from the computer is cleared. Reprinting 1st page - 41 - 5. Flow Charts