IBM 4400 manual Select Attributes n1 Values, Select Attributes n2 Values, N2 Hex Function

Chapter 5 Configuring the Proprinter III XL Emulation with Control Codes

Select Attributes

ASCII Code ESC [ @ n1 NUL NUL NUL n2 n3

Hex Code 1B 5B 40 n1 00 00 00 n2 n3

Dec Code 27 91 64 n1 0 0 0 n2 n3

Purpose Selects double height and double width attributes as well as either single or double height line spacing.

where: n1 can take on the following characteristics:

Table 30. Select Attributes n1 Values

n1 (Hex) Function

03Set character height and line feed settings according to the value of n2. (If n1 = 03, there is no n3).

04Set character height, line feed, and character settings according to the values of n2 and n3.

where: n2 can take on the following characteristics:

	Table 31. Select Attributes n2 Values
n2 (Hex)	Function
00	No change
01	Set single height characters
02	Set double height characters
10	Set single line spacing
11	Set single height characters and single line spacing
12	Set double height characters and single line spacing
20	Set double line spacing
21	Set single height characters and double line spacing
22	Set double height characters and double line spacing

where: n3 can take on the following characteristics:

	Table 32. Select Attributes n3 Values
n3 (Hex)	Function
00	No change
01	Set single width characters
02	Set double width characters

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