19) Carriage Return
VDU1, 13 Performs a single line feed
20) Audible Alarm
VDU1, 7 Activates audible alarm lasting about 300msec.
21) Clear Printer Buffer
VDU1, 127 Clears print buffer and resets print head. Does not affect tab programs etc.
22) Plotter Programming
Although it is possible to program graphics dump routines in BASIC the result would be very slow due to
the large amount of information that must be processed. Any routine of this type should therefore be
written in machine code. Such a "Printer Dump Routine" is available from Acorn for the JP101.
6
16th June 1992Support Group Application Note No. 002, Issue 1
Support Group Application Note No. 002, Issue 1