6502/6502bench
1
0
Fork 0
mirror of https://github.com/fadden/6502bench.git synced 2024-12-28 01:29:29 +00:00
Code Issues Projects Releases Wiki Activity

Add some more Applesoft zero-page locations

Browse Source
This commit is contained in:
Andy McFadden 2018-10-11 16:48:30 -07:00
parent ec33c74cd5
commit b97a25797a
1 changed files with 9 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
SourceGen/RuntimeData/Apple/Applesoft.sym65
View File

@ -10,9 +10,16 @@ HCOLOR1 @ $1C ;hi-res color mask
COUNTH @ $1D ;hi-res high-order byte of step for line
HBASL @ $26 ;base address for hi-res drawing
RNDL @ $4E ;low byte of KEYIN "random" value
RNDH @ $4F ;high byte of KEYIN "random" value
LINNUM @ $50 ;line number ($50-51)
TEXTTAB @ $67 ;pointer to start of Applesoft program ($67-68)
VARTAB @ $69 ;pointer to start of Applesoft variables ($69-6A)
TEXTTAB @ $67 ;pointer to start of Applesoft program (2b)
VARTAB @ $69 ;pointer to start of Applesoft variables (2b)
ARYTAB @ $6B ;pointer to start of Applesoft array space (2b)
STREND @ $6D ;pointer to end of numeric storage (2b)
FRETOP @ $6F ;pointer to end of string storage (2b)
MEMSIZE @ $73 ;Applesoft HIMEM (2b)
CURLIN @ $75 ;Applesoft current line number (2b)
FACMO @ $A0 ;middle-order byte of mantissa of FAC
FACLO @ $A1 ;low-order byte of mantissa of FAC
FACSIGN @ $A2 ;single byte sign of FAC