Olivetti JP101 Double Height Characters Off, Underlining Off, Horizontal Character Spacing

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Support Group Application Note No. 002, Issue 1

16th June 1992

 

 

4) Double Height Characters Off

 

VDU1, 27, 1, 37

This command turns off double height printing.

 

5) Underlining

VDU1, 27, 1, 42, 1, 48 (normal underlining)

VDU1, 27, 1, 42, 1, 49 (double underlining)

VDU1, 27, 1, 42, 1, 50 (dotted underlining)

These commands turn on the appropriate style of underlining, which remains in operation until cancelled.

6) Underlining Off

VDU1, 27, 1, 43

Turns underlining off.

7) Horizontal Character Spacing

VDU1, 27, 1, 60 (10 characters per inch)

VDU1, 27, 1, 61 (12 characters per inch)

VDU1, 27, 1, 62 (18 characters per inch)

These commands select the number of characters printed per inch horizontally. The default value on power-up or general reset is 10 cpi.

8) Vertical Line Spacing

VDU1, 27, 1, 69 (6 lines per inch)

VDU1, 27, 1, 70 (8 lines per inch)

These commands set the number of line feeds per inch to the chosen value.

9)Variable Vertical Line Spacing VDU1, 27, 1, 38, 1, n

Sets line spacing to a value between 1/12 inch and 9/12 inch, in increments of 1/12 inch. The value n is 48+ (the number of increments). For example, if the desired line spacing was 5/12 inch, then n would be (48+5) = 53, and the complete command would be VDU1, 27, 1, 38, 1, 53.

10) General Reset

VDU1, 27, 1, 48

Clears the print buffer, the horizontal and vertical program settings, the pitch and line spacings, etc.

Support Group Application Note No. 002, Issue 1

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Contents BBC B BBC B+ Using the Olivetti JP101 printerDouble Height Characters On VDU1, 27, 1 Using the Acorn JP101 Spark Jet PrinterDouble Width Characters On Double Width Characters OffUnderlining Off General ResetDouble Height Characters Off UnderliningRepeat Print Z Alternative National Character SetsProgrammed Horizontal Tabulation VDU2Relative Vertical Form Skip Programmed Vertical TabulationVertical Tab VDU1,11 Paper SkipPlotter Programming Audible AlarmCarriage Return Clear Printer Buffer