• When the LSB is 0, smoothing mode is turned off. GS f n • When the LSB is 1, smoothing mode is turned on. [Name] Select font for Human Readable Interpretation (HRI) characters [Format] ASCII GS f n Hex 1D 66 n Decimal 29 102 n [Range] n = 0, 1, 48, 49 [Description] Selects a font for the HRI characters used when printing a bar code. n selects a font from the following table: GS h n • HRI indicates Human Readable Interpretation. [Name] Set bar code height [Format] ASCII GS h n Hex 1D 68 n Decimal 29 104 n [Range] 1 ≤ n ≤ 255 [Description] Sets the height of the bar code. n specifies the number of dots in the vertical direction.
Њ GS k m d1...dk NUL Ќ GS k m n d1...dn [Name] Print bar code [Format] Њ ASCII GS k m d 1...d k NUL Hex 1D 6B m d 1...d k 00 Decimal 29 107 m d 1...d k 0 Ќ ASCII GS k m n d 1... dn Hex 1D 6B m n d 1... dn Decimal 29 107 m n d 1... dn [Range] Њ 0 ≤ m ≤ 6 ( k and d depends on the bar code system used) Ќ 65 ≤ m ≤ 73 ( n and d depends on the bar code system used) [Description] Selects a bar code system and prints the bar code. Commands 5-25 n Font 0, 48 Font A (12 × 24) 1, 49 Font B (9 × 24)