83Plus:BCALLs:4D47

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Synopsis

Official Name: AppStartMouse

BCALL Address: 4D47

Initializes mouse, displays mouse cursor on screen, and waits for a keypress.

Inputs

  • None

Outputs

  • A: 0Ah if arrow key pressed, 0Ch if enter key pressed
  • 986D: Current mouse cursor coordinates
  • Cursor turned off
  • Run indicated turned off
  • Mouse cursor displayed at center of LCD

Destroys

  • BC, DE, HL
  • ramCode

Comments

This entry point does not clear the screen before displaying the mouse cursor. It waits for a keypress, but only responds to the arrow keys and the enter key. Use the AppUpdateMouse entry point to update the cursor on the screen and wait for another keypress.