Datamax-oneil APEX Series Programmer’s Manual Uživatelský manuál stáhnout pdf (Strana 15)

Vertical Position

Line Feed LF

This command prints the input buffer information and advances the paper to the next line.

Total Feed Length = Vertical size of the current font + Text Line Spacing

A Carriage Return (CR) is also performed to place the current print position at the beginning of the next line.

Control Code: LF

Hexadecimal: 0A

Decimal : 10

Variable Size Line Feed ESC J n

This command moves the paper forward as per the distance specified by the parameter n x 0.125mm. 0 ≤ n ≤ 255.

A Carriage Return (CR) is also performed to place the current print position at the beginning of the next line.

Example: The following escape sequence advances the paper ten millimeters. Each dot is 0.125mm so to advance the paper

10mm, the n parameter is 80 (10 / 0.125).

Escape Sequence: ESC J P

Hexadecimal: 1B 4A 50

Decimal: 27 74 80

Variable Size Reverse Line Feed ESC Q J n

This command moves the paper in reverse direction as per the distance specified by the parameter n x 0.125mm. 0 ≤ n ≤ 255.

A Carriage Return (CR) is also performed to place the current print position at the beginning of the next line.

Example: The following escape sequence moves the paper in the reverse direction ten millimeters. Each dot is 0.125mm so to

reverse the paper 10mm, the n parameter is 80 (10 / 0.125).

Escape Sequence: ESC Q J P

Hexadecimal: 1B 51 4A 50

Decimal: 27 81 74 80

Vertical Tab VT

This command advances the cursor the number of dot lines specified in the Vertical Margin command (below).

A Carriage Return (CR) is also performed to place the current print position at the beginning of the next line.

Control Code: VT

Hexadecimal: 0B

1 2 ... 10 11 12 13 14 15 16 17 18 19 20 ... 66 67

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Datamax-oneil APEX Series Programmer’s Manual Uživatelský manuál Strana 15