Feed N Dot Rows; Add N Extra Dot Rows - CognitiveTPG A799II Programming Manual

Feed n dot rows

ASCII
NAK n
Hexadecimal
15 n
Decimal 21 n
Value of n:
n/203 inch
Range of n: 0–255 in Native mode
0–127 in A793 emulation
Feeds the paper n dot rows (n/8 mm, n/203 inch), without printing. Receipt moves n rows if the print buffer is empty.
Related information
This is ignored in LEGACY emulation and the parameter byte goes into the print buffer.

Add n extra dot rows

ASCII SYN n
Hexadecimal 16 n
Decimal
22 n
Value of n:
Number of extra dot rows
Range of n:
0–16
Default: 3 extra dot rows
Adds n extra dot rows (n/8 mm, n/203 inch) to the character height to increase space between print lines or decrease the
number of lines per inch.
Formulas
The following table shows the relationship between the number of lines per inch and each extra dot row added:
Extra rows Lines per inch
0 8.5
1 8.1
2 7.8
3 7.5
4 7.2
5 7.0
6 6.77
7 6.5
8 6.3
9 6.1
10 6.0
11 5.8
12 5.6
13 5.5
14 5.3
15 5.2
16 5.1
Related information
This is ignored in LEGACY emulation
and the parameter byte goes into the print
buffer.
A799-2PG0001B 4/2016
Chapter 4: Programming Commands
Dot rows
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