Atari ST series Technical Reference Manual page 376

Hide thumbs Also See for ST series:
Table of Contents

Advertisement

T h i s c o m m a n d a l l o w s y o u t o l o a d a r b i t r a r y v a l u e s i n t o t h e 1 2 8 b y t e s o f
p r o c e s s o r R A M w h i c h is f o u n d a t l o c a t i o n s $ 8 0 - $ F F o n t h e 6 3 0 1 p r o c e s s o r
c h i p . T h e r e 's n o t m u c h y o u c a n a c c o m p l i s h b y d o i n g it , h o w e v e r , s i n c e t h e
p r o c e s s o r u s e s a ll o f t h e R A M f o r it s o w n f u n c t i o n s .
Input parameters
Byte
Number
Description
1
H i g h b y t e o f a d d r e s s i n c o n t r o l l e r m e m o r y to l o a d (0 )
2
L o w b y t e o f a d d r e s s in c o n t r o l l e r m e m o r y to l o a d
3
N u m b e r o f b y t e s to l o a d ( 0 - 1 2 8 )
-n
4
D a t a b y t e s to lo a d
368
APPENDIX I
$20 Memory Load

Hide quick links:

Advertisement

Table of Contents
loading

Table of Contents