Brother PJ-600 Series Command Reference Manual page 24

Name Bidirectional transmission mode
Syntax ESC +
1B H + 7E H + 65 H + 44 H + {n1}
When bidirectional transmission is enabled, the printer returns the "printing completed"
Description
status when printing is finished. In addition, if an error occurred during printing, all print
data received for those pages is discarded.
Definition of {n1}:
0： Disable (default)
1： Enable
*Replies with a "status information request" command even if bidirectional transmission
is disabled.
Name Set density
Syntax ESC +
1B H + 7E H + 64 H + {n1} + 00 H
Description Specifies the print density.
Note: Print density may differ from the conditions, such as the type of thermal paper,
print pattern, environment, etc. Please set the appropriate density.
Definition of {n1}: 0 to 255
The lower the parameter value, the lower the density becomes.
Parameter n1
0
24 (18 H) ～ 47 (2F H)
48 (30 H) ～ 71 (47 H)
72 (48 H) ～ 95 (5F H)
96 (60 H) ～ 119 (77 H)
120 (78 H) ～ 143 (8F H)
144 (90 H) ～ 167 (A7 H)
168 (A8 H) ～ 191 (BF H)
192 (C0 H) ～ 215 (D7 H)
216 (D8 H) ～ 239 (EF H)
240 (F0 H) ～ 255 (FF H)
© 2015 Brother Industries, Ltd. All Rights Reserved.
~ + e + D + {n1}
~ + d + {n1} + null
(00 H) ～ 23 (17 H)
Brother PJ-600/700/800 Series Command Reference 21
Density amount
0
1
2
3
4
5
6
7
8
9
10