SCREEN

Function

SCREEN changes the mode of operation of the LCD screen.

Syntax

SCREEN n

n may be any numeric expression returning either a 0 or 1. Any other value will give a Magnitude Error.

Example

SCREEN A-A

will put the screen into text mode.

SCREEN 1

will put the screen in graphic mode.

Remark

Text Mode (SCREEN 0)

This is the main mode of operation for the HUNTER. This mode is used to list Basic programs and to enter programs. In this mode the output is purely textual and gives a window of 8 lines of 40 characters on a virtual screen of 24 lines of 80 characters.

Graphic Mode (SCREEN 1)

In this mode the user is given much more control over the screen with high resolution graphics and up to 5 different types of character set.

Note

Graphic commands set SCREEN 1 mode automatically.