Name C64 C128 Apple Size Description
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-alarmSetFlag $851c $851c n/a Byte TRUE if the alam is set for GEOS to monitor, else FALSE.
+alarmSetFlag $851c $851c n/a Byte TRUE if the alarm is set for GEOS to monitor, else FALSE.
alarmTmtVector $84ad $84ad $0212 Word Address of a service routine for the alarm clock time-out ...
alphaFlag $84b4 $84b4 $0225 Byte Flag for alphanumeric string input ...
appMain $849b $849b $0200 Word Vector that allows applications to include their own main loop ...
-backBufPtr n/a $131b $9d7c 16 Bytes Screen pointer where the back buffer cane from.
+backBufPtr n/a $131b $9d7c 16 Bytes Screen pointer where the back buffer came from.
backXBufNum n/a $132b $d98c 8 Bytes For each sprite, there is one byte here for how many bytes ...
backYBufNum n/a $1333 $d994 8 Bytes For each sprite, there is one byte here for how many scanlines ...
bakclr0 $d021 $d021 n/a Byte Background color 0.
baselineOffset $26 $26 $0218 Byte Offset from top line to baseline in character set.
bkvec $0316 $0316 n/a Word BRK instruction vector for when ROMs are switched in.
bootName $c006 $c006 $e003 9 Bytes This is the start of the "GEOS BOOT" string.
-BRKVector $84af $84af $0214 Word Vector to the routine that is called uhen a BRK instruction is ...
+BRKVector $84af $84af $0214 Word Vector to the routine that is called when a BRK instruction is ...
cardDataPntr $2c $2c $60 Word This is a pointer to the actual card graphics data for the ...
CPU_DATA $01 n/a n/a Word Address of 6510 data register that controls the hardware memory ...
CPU_DDR $00 n/a n/a Byte Address of 6510 data direction register.