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Trace: • jup
ugbasic:user:kw:jup
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Table of Contents

ugBASIC User Manual

JUP

SYNTAX

   = JUP( port )

PURPOSE

Read the joystick port and check for “direction up” bit.

EXAMPLE

  x = JUP(0)

ABBREVIATION

 Ju

AVAILABLE ON

  • Atari (400/800)
  • Atari XL/XE
  • Commodore 128 (MOS 8502)
  • Commodore 128 (Zilog Z80)
  • Commodore 64
  • Commodore 64+REU
  • TRS-80 Color Computer
  • TRS-80 Color Computer 3
  • ColecoVision
  • Amstrad CPC 664
  • Dragon 32
  • Dragon 64
  • Thomson MO5
  • Thomson MO5
  • Olivetti Prodest PC128
  • Commodore PLUS/4
  • SEGA SC-3000
  • SEGA SG-1000
  • VG-5000
  • Commodore VIC-20
  • ZX Spectrum 48

ANY PROBLEM?

If you have encountered a problem using this command, if you think there is a bug or the explanation is unclear, please open an issue for this keyword on GitHub. Thank you!

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