bradgrantham-apple2e/switches.txt

soft switch with W 2 addresses, read high bit
    C002 49154 RDMAINRAM     ECG W    If 80STORE Off: Read Main Mem $0200-$BFFF
    C003 49155 RDCARDRAM     ECG W    If 80STORE Off: Read Aux Mem $0200-$BFFF
    C013 49171 RDRAMRD       ECG  R7  Status of Main/Aux RAM Reading
    C004 49156 WRMAINRAM     ECG W    If 80STORE Off: Write Main Mem $0200-$BFFF
    C005 49157 WRCARDRAM     ECG W    If 80STORE Off: Write Aux Mem $0200-$BFFF
    C014 49172 RDRAMWRT      ECG  R7  Status of Main/Aux RAM Writing
    C006 49158 SETSLOTCXROM  E G W    Peripheral ROM ($C100-$CFFF)
    C007 49159 SETINTCXROM   E G W    Internal ROM ($C100-$CFFF)
    C015 49173 RDCXROM       E G  R7  Status of Periph/ROM Access
    C008 49160 SETSTDZP      ECG W    Main Stack and Zero Page
    C009 49161 SETALTZP      ECG W    Aux Stack and Zero Page
    C016 49174 RDALTZP       ECG  R7  Status of Main/Aux Stack and Zero Page
    C00A 49162 SETINTC3ROM   E G W    ROM in Slot 3
    C00B 49163 SETSLOTC3ROM  E G W    ROM in Aux Slot
    C017 49175 RDC3ROM       E G  R7  Status of Slot 3/Aux Slot ROM
    C000       80STOREOFF    ECG W    Use $C002-$C005 for Aux Memory
    C001 49153 80STOREON     ECG W    Use PAGE2 for Aux Memory
    C018 49176 RD80STORE     ECG  R7  Status of $C002-$C005/PAGE2 for Aux Mem
    C00E 49166 CLRALTCHAR    ECG W    Primary Character Set
    C00F 49167 SETALTCHAR    ECG W    Alternate Character Set
    C01E 49182 RDALTCHAR     ECG  R7  Status of Primary/Alternate Character Set
    C00C 49164 CLR80VID      ECG W    40 Columns
    C00D 49165 SET80VID      ECG W    80 Columns
    C01F 49183 RD80VID       ECG  R7  Status of 40/80 Columns
???
    C011 49169 RDLCBNK2      ECG  R7  Status of Selected $Dx Bank
    C012 49170 RDLCRAM       ECG  R7  Status of $Dx ROM / $Dx RAM
soft switch with R/W 2 addresses, read high bit
    C050 49232 TXTCLR       OECG WR   Display Graphics
    C051 49233 TXTSET       OECG WR   Display Text
    C01A 49178 RDTEXT        ECG  R7  Status of Text/Graphics
    C052 49234 MIXCLR       OECG WR   Display Full Screen
    C053 49235 MIXSET       OECG WR   Display Split Screen
    C01B 49179 RDMIXED       ECG  R7  Status of Full Screen/Mixed Graphics
    C054 49236 TXTPAGE1     OECG WR   Display Page 1
    C055 49237 TXTPAGE2     OECG WR   If 80STORE Off: Display Page 2
                             ECG WR   If 80STORE On: Read/Write Aux Display Mem
    C01C 49180 RDPAGE2       ECG  R7  Status of Page 1/Page 2
    C056 49238 LORES        OECG WR   Display LoRes Graphics
    C057 49239 HIRES        OECG WR   Display HiRes Graphics
    C01D 49181 RDHIRES       ECG  R7  Status of LoRes/HiRes


    C000 49152 KBD          OECG  R   Last Key Pressed + 128
    C010 49168 KBDSTRB      OECG WR   Keyboard Strobe
    C019 49177 RDVBL         E G  R7  Vertical Blanking (E:1=drawing G:0=drawing)
    C020 49184 TAPEOUT      OE    R   Toggle Cassette Tape Output
    C028 49192 ROMBANK      ????      ROM bank select toggle
    C02C 49196 CHARROM      ????      Addr for test mode read of character ROM
    C02E 49198 VERTCNT      ????      Addr for read of video cntr bits V5-VB
    C02F 49199 HORIZCNT     ????      Addr for read of video cntr bits VA-H0
    C030 48200 SPKR         OECG  R   Toggle Speaker
    C040 49216 STROBE       OE    R   Game I/O Strobe Output
    C058 49240 CLRAN0       OE G WR   If IOUDIS off: Annunciator 0 Off
    C059 49241 SETAN0       OE G WR   If IOUDIS off: Annunciator 0 On
    C05A 49242 CLRAN1       OE G WR   If IOUDIS off: Annunciator 1 Off
    C05B 49243 SETAN1       OE G WR   If IOUDIS off: Annunciator 1 On
    C05C 49244 CLRAN2       OE G WR   If IOUDIS off: Annunciator 2 Off
    C05D 49245 SETAN2       OE G WR   If IOUDIS off: Annunciator 2 On
    C05E 49246 CLRAN3       OE G WR   If IOUDIS off: Annunciator 3 Off
               DHIRESON      ECG WR   In 80-Column Mode: Double Width Graphics
    C05F 49247 SETAN3       OE G WR   If IOUDIS off: Annunciator 3 On
               DHIRESOFF     ECG WR   In 80-Column Mode: Single Width Graphics
    C060 49248 TAPEIN       OE    R7  Read Cassette Input
    C061 49249 RDBTN0        ECG  R7  Switch Input 0 / Open Apple
    C062 49250 BUTN1         E G  R7  Switch Input 1 / Solid Apple
    C063 49251 RD63          E G  R7  Switch Input 2 / Shift Key
    C064 49252 PADDL0       OECG  R7  Analog Input 0
    C065 49253 PADDL1       OECG  R7  Analog Input 1
    C066 49254 PADDL2       OE G  R7  Analog Input 2
    C067 49255 PADDL3       OE G  R7  Analog Input 3
    C070 49264 PTRIG         E    R   Analog Input Reset
    C073 49267 BANKSEL       ECG W    Memory Bank Select for > 128K
    C07E 49278 IOUDISON      EC  W    Disable IOU
               RDIOUDIS      EC   R7  Status of IOU Disabling
    C07F 49279 IOUDISOFF     EC  W    Enable IOU
               RDDHIRES      EC   R7  Status of Double HiRes
    C080 49280              OECG  R   Read RAM bank 2; no write
    C081 49281 ROMIN        OECG  RR  Read ROM; write RAM bank 2
    C082 49282              OECG  R   Read ROM; no write
    C083 49283 LCBANK2      OECG  RR  Read/write RAM bank 2
    C084 49284              OECG  R   Read RAM bank 2; no write
    C085 49285 ROMIN        OECG  RR  Read ROM; write RAM bank 2
    C086 49286              OECG  R   Read ROM; no write
    C087 49287 LCBANK2      OECG  RR  Read/write RAM bank 2
    C088 49288              OECG  R   Read RAM bank 1; no write
    C089 49289              OECG  RR  Read ROM; write RAM bank 1
    C08A 49290              OECG  R   Read ROM; no write
    C08B 49291              OECG  RR  Read/write RAM bank 1
    C08C 49292              OECG  R   Read RAM bank 1; no write
    C08D 49293              OECG  RR  Read ROM; write RAM bank 1
    C08E 49294              OECG  R   Read ROM; no write
    C08F 49295              OECG  RR  Read/write RAM bank 1