= Scroll_Vertical =

Input: 2->X / 3->X / / 1,2,3,4,5 -> Y

Output: X=2 Scroll Up // X=3 Scroll Down
Y=1 Full screen
Y=2 1st Half of Screen
Y=3 2nd Half of Screen
Y=4 1st 16 lines of the screen
Y=5 Last 16 lines of the screen

Explanation: This functions will scroll in vertical the screen (two pixels scroll)

Example program:

PROGRAM:XXXX
:1->Y
:For(A,1,10
:2->X
:prgmZZAPI
:3->X
:prgmZZAPI
:End

Next Tuturial:
- Scroll_Horizontal -