Brother TD-2120N - Manual (Page 66)

ESC/P Command Reference
- 60 -
5. Control Command Details
When m=32, 33, 38, 39
 n1 and n2 indicate the number of dot positions.
n1: The remainder from dividing the number of dot positions by 256
n2: The quotient from dividing the number of dot positions by 256
1 st byte 2 nd byte 3 rd byte
B
7
B
6
B
5
B
4
B
3
B
2
B
1
B
0
B
7
B
6
B
5
B
4
B
3
B
2
B
1
B
0
B
7
B
6
B
5
B
4
B
3
B
2
B
1
B
0
. . . . . . . . . .
.
. . .
.
.
Relationship between the image data and the dots
First, the data is lined up in three rows as follows:
1byte 1byte 1byte 1byte 1byte 1byte
1byte 1byte 1byte 1byte 1byte 1byte
1byte 1byte 1byte 1byte 1byte 1byte
…
(n1+n2*256)*3 bytes
MSB
LSB
…
MSB
LSB
…
MSB
LSB