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Jon Relay's Apple II Info Archives: Memory Area Summary
- Subject: Jon Relay's Apple II Info Archives: Memory Area Summary
- From: jonINTERNETrelayCHAT@napaVALLEYnet.CLARInet (Jon Bettencourt)
- Date: 2000/02/12
- Newsgroups: comp.sys.apple2
- Organization: ABS(power) corrupts ABS(ly) & Auld Lang SIN(), ?DIVISION BY ZERO ERROR, {Gammasoft Incorporated / Kreative Entertainment Services}
$0000 - $00FF (0 - 255): Zero Page
$0100 - $01FF (256 - 511): 6502 Processor Stack
$0200 - $02FF (512 - 767): Applesoft BASIC Input Buffer
$0300 - $03CF (768 - 975): Free Space for Machine Language, Shape Table, etc.
$03D0 - $03FF (976 - 1023): DOS, ProDOS, and Interrupt Vectors
$0400 - $07FF (1024 - 2047): Text Video Page and Peripheral Screenholes
$0800 - $0BFF (2048 - 3071): Text Video Page 2 and Applesoft Program
$0C00 - $1FFF (3072 - 8191): Free Space for Machine Language, Shape Table, etc.
$2000 - $3FFF (8192 - 16383): High Resolution Graphics Page 1
$4000 - $5FFF (16384 - 24575): High Resolution Graphics Page 2
$6000 - $95FF (24576 - 38399): Free Space for Machine Language, Shapes, etc.
$9600 - $9CFF (38400 - 40191): DOS and ProDOS Disk I/O Buffers
$9D00 - $BFFF (40192 - 49151): DOS or ProDOS Routines
$C000 - $C0FF (49152 - 49407): Soft Switches and Status Locations
$C100 - $C7FF (49408 - 51199): Peripheral Card Memory
$C800 - $CFFF (51200 - 53247): Extended Memory for Peripheral Card in Use
-- or --
$C100 - $C2FF (49408 - 49919): Extensions to System Monitor
$C300 - $C3FF (49920 - 50175): 80-Column Display Routines
$C400 - $C7FF (50176 - 51199): Self-Test Routines
$C800 - $CFFF (51200 - 53247): More 80-Column Display Routines
$D000 - $F7FF (53248 - 63487): Applesoft Interpreter
$F800 - $FFFF (63488 - 65535): System Monitor
-- or --
$D000 - $DFFF (53248 - 57343): Bank-Switched RAM
$E000 - $FFFF (57344 - 65535): More RAM
--
/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/
jonrelay@napanet.net dimension18.cjb.net
An Apple II fanatic since 1998! S0.5 LIS+++! Suzy+++! M1987
A Macintosh fanatic since 1996? OM0.1 OZY++ MIL+++! M1987
An Ozy & Millie fanatic since 2000. MC1.0 CHL+++! TAM+++! M1987
"Remember, if it's not a secure web server, it's an _insecure_
web server!" -- Me
*_ Syntax Error: an error on a criminal's tax record.
| Bad Subscript: a criminal reading a book on a subway.
--- Unimplemented Trap: when a bear trap isn't set up
|' ,| properly and thus does not work.
--- Overflow: too many ice cubes. <Can't Restart>
Don't forget: Tammy Day on February 15th!
Please remove capital letters from my e-mail address to respond.