Brother PT-P700 - Manual (Page 35)

Raster Command Reference
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4. Printing Command Details
ESC i a Switch dynamic command mode
ASCII: ESC i a {n1}
Hexadecimal: 1B 69 61 {n1}
Parameters
Definitions of {n}:
0: ESC/P mode (default)
1: Raster mode (Be sure to switch to this mode.)
3: P-touch Template mode
Description
 Dynamically switches between the printer's command modes. A printer that receives this command
operates in the specified command mode until the printer is turned off.
 The printer must be switched to raster mode before raster data is sent to it. Therefore, send this command
to switch the printer to raster mode.