Brother PT-P900 Reference Manual page 45

[Each command explanation]
ESC i a Command mode setting
Command mode
Usage
Data length
Data
^II Initialization
Command mode
Usage
Data length
Data
^TS Template selection setting
Command mode
Usage
Data length
Data
Common to all mode
Switch to command mode
4 bytes
1Bh 69h 61h n
Designate command mode to "n"
00h = ESC/P
01h = Raster
03h = P-touch Template
P-touch Template
Return all dynamic setting values to unit setting values
3 bytes
5Eh 49h 49h
P-touch Template
Select template (Designate template No.)
6 bytes
5Eh 54h 53h n1 n2 n3
Fix 30h to n1
Designate template No. to n2, n3
(n2 * 10) + n3 → Template No.
Change the above to ASCII number {30h to 39h}
and designate it
43
MELSEC iQ-F Brother Label Printer Sample Program Reference Manual