Cognitive Solutions A776, B780 manual Feed n dot rows, Add n extra dot rows

Chapter 5: Programming commands  45

Feed n dot rows

ASCII	NAK n
Hexadecimal	15 n
Decimal	21 n
Value of n:	Receipt - n/203 inch
	Slip -	n/72 inch
Range of n:	0–127 in A756 emulation
	0–255 in A758 emulation and
	A776 native mode

Feeds paper n dot rows without printing. Receipt moves n rows if the print buffer is empty.

Add n extra dot rows

ASCII	SYN n
Hexadecimal	16 n
Decimal	22 n
Value of n:	Receipt - n/203 inch
	Slip -	n/72 inch
Range of n:	0–12
Default:	Receipt - 3 extra dot rows
	Slip -	3 extra dot rows

Adds n extra dot rows to the character height to increase space between print lines or decrease the number of lines per inch.

Line spacing is set for the station or stations selected by the command 1B 63 31 n .

Formulas

This table shows the relationship between the number of lines per inch and each dot row added:

Receipt Station			Slip Station
Extra rows	Lines per inch	Dot rows	Lines per Inch	Dot rows
0	8.47	24	10.29	7
1	8.13	25	9.00	8
2	7.81	26	8.00	9
3	7.52	27	7.20	10
4	7.25	28	6.55	11
5	7.00	29	6.00	12
6	6.77	30	5.54	13
7	6.55	31	5.14	14
8	6.35	32	4.80	15
9	6.16	33	4.50	16
10	5.98	34	4.24	17
11	5.81	35	4.00	18
12	5.64	36	3.79	19

A776-PG00001 C 12/09 A776 (B780) Programming Guide