This instruction is available in Advanced Basic, ScrollPower Basic, Ultra Basic and Workmate Basic.

CALL SCRON in Advanced Basic, Ultra Basic and Workmate Basic

Effect

Turns on the screen. It's equivalent to DEFUSR=&H44 : X=USR(0).

You can use this instruction when the screen has been turned off with CALL SCROFF.

Note: A MSX2 or higher machine is required for Workmate Basic.

Syntax

CALL SCRON

Examples

10 SCREEN 0: WIDTH 40: KEYOFF
20 _SCROFF
30 FOR N=1 TO 20
40 PRINT STRING$(30,"*")
50 NEXT N
60 _SCRON

10 SCREEN 8
20 _SCROFF
30 FOR N=1 TO 20
40 CIRCLE (127,95),20+5*N,,,,1.4
50 NEXT N
60 _SCRON
70 GOTO 70

Related to

• CALL SCROFF
• only in Ultra Basic: CALL PAGE

Compatibility

Advanced BASIC - Ultra BASIC - Workmate BASIC

CALL SCRON in ScrollPower Basic

Effect

Starts the scroll generated by the Scroll Power utility.

Syntax

CALL SCRON

Example

10 COLOR 1,1,1: SCREEN 5,2: SETPAGE 0,2
20 BLOAD"bc4.bin",R
30 SCREEN 5: SETPAGE 0,0
40 _SCINIT
50 FOR N=4 TO 31: COLOR SPRITE(N)=13: NEXT N
60 _SCRON
70 A$=INPUT$(1)
80 _SCROFF

Related to

CALL SCINIT, CALL SCROFF

Compatibility

ScrollPower BASIC