Updated Apple 2 headers and added Apple 2 test files

apple2/a2disk.bat

@@ -0,0 +1,4 @@
+REM Create Bootable Disk with Binary File
+copy /Y boot.dsk %1.dsk
+echo BRUN %1 |a2tools in t %1.dsk command
+a2tools in b.0C00 %1.dsk %1 %1.bin

apple2/a2test.c02

@@ -0,0 +1,12 @@
+/* C02 Apple II Test Program */
+
+#include <apple2.h02>
+
+char i;
+
+main:
+  for (i=32; i:+; i++) {
+    if (!i&31) newlin();
+    prchr(i);
+  }
+goto exit;

apple2/a2win.bat

@@ -0,0 +1 @@
+c:\programs\applewin\applewin -d1 %1.dsk 

apple2/c02.bat

@@ -0,0 +1,5 @@
+@ECHO Compiling File %1.c02
+..\c02.exe %1
+
+@ECHO Assembling File %1.asm
+C:\Programs\dasm %1.asm -f3 -o%1.bin -l%1.lst -s%1.sym

apple2/include/a2min.a02

@@ -0,0 +1,34 @@
+;Apple 1 program initialization code for c02 programs
+
+;Locations used by Operating System
+PROMPT  EQU $33     ;ASCII character for INPUT prompt symbol
+LOMEM   EQU $4A     ;
+HIMEM   EQU $4C
+BASIC   $67         ;Start of BASIC program
+VARBLS  $69         ;End of BASIC program and start of variable space
+ARRAYS  $6B         ;Start of defined array space
+ARRAYE  $6D         ;End of defined array space
+STRNGS  $6F         ;Start of string storag
+
+TIMEDM  EQU $BF90   ;Day/month
+TIMEYR  EQU $BF91   ;Year
+TIMEMN  EQU $BF92   ;Minute
+TIMEHR  EQU $BF93   ;Hour
+
+;ROM Routines
+EXIT    EQU $3D0    ;Return to BASIC
+RDKEY   EQU $FD0C   ;Waits for keypress and return in A
+KEYIN   EQU $FD1B   ;Waits for keypress and cycle random-number generator
+RDCHAR  EQU $FD35   ;Read keyboard (processing escapes)
+GETLIN  EQU $FD6A   ;Get Line from Keyboard into Input Buffer
+CROUT   EQU $FD8E   ;Performs a carriage return
+PRBYTE  EQU $FDDA   ;Print Accumulator as Hexadecimal Number
+PRHEX   EQU $FDE3   ;Print Low Nybble of Accumulator as Hex Digit
+COUT    EQU $FDED   ;Print Character in Accumulator
+BELL    EQU $FF3A   ;Ring Bell through COUT
+
+        ORG $0C00   ;Safe Area for Machine Language
+
+START:  JMP MAIN	;Execute Program
+
+

apple2/include/a2min.h02

@@ -0,0 +1,15 @@
+/* C02 Minimal Header File for Apple II */
+
+/* Monitor Variables */
+
+//PIA 6820 Registers
+char kbd;         //Keyboard Data
+char kbdcr;       //Keyboard Control Register
+
+//Monitor Subroutines
+void echo();      //Print Character in Accumulator
+void prbyte();    //Print Accumulator as Hexadadecimal number
+void prhex();     //Print Low Nybble of Accumulator as Hex Digit
+
+//System Subroutines
+char rdkey();     //Wait for raw character from Keyboard

apple2/include/apple2.asm

@@ -0,0 +1,46 @@
+;Apple 1 program initialization code for c02 programs
+
+;Locations used by Operating System
+PROMPT  EQU $33     ;ASCII character for INPUT prompt symbol
+LOMEM   EQU $4A     ;
+HIMEM   EQU $4C
+BASIC   EQU $67         ;Start of BASIC program
+VARBLS  EQU $69         ;End of BASIC program and start of variable space
+ARRAYS  EQU $6B         ;Start of defined array space
+ARRAYE  EQU $6D         ;End of defined array space
+STRNGS  EQU $6F         ;Start of string storag
+
+;Locations used by Hi-Res Graphics
+HPLOTX  $E0         ;X of last HPLOT
+HPLOTY  $E2         ;Y of last HPLOT
+HCOLOR  $E4         ;
+HIRES   $E6         ;
+SCALE   $E7         ;
+SHAPES  $E8         ;Shape table start address
+XDRAWS  $EA
+CSPEED  $F1
+ROTATE  $F9
+
+TIMEDM  EQU $BF90       ;Day/month
+TIMEYR  EQU $BF91       ;Year
+TIMEMN  EQU $BF92       ;Minute
+TIMEHR  EQU $BF93       ;Hour
+
+
+
+EXIT    EQU  $FF00 ;Monitor Entry Point
+ECHO    EQU  $FFEF ;Subroutine - Print Character in Accumulator
+PRBYTE  EQU  $FFDC ;Subroutine - Print Accumulator as Hexadadecimal number
+PRHEX   EQU  $FFE5 ;Subroutine - Print Low Nybble of Accumulator as Hex Digit
+
+        ORG $0300  ;Start one page above Monitor input buffer
+
+START:  LDX #$FF        ;Reset stack - the monitor doesn't do this
+        TXS             ;  (probably because of lack of space) 
+        JMP MAIN        ;Execute Program
+
+RDKEY:  BIT KBDCR       ;Check the Keyboard Control Register
+        BPL RDKEY       ;  and loop if key not pressed
+        LDA KBD         ;  Read key into Accumulator
+        RTS
+

include/apple2.a02

@@ -5,7 +5,7 @@ DELKEY  EQU $08     ;Delete/Backspace Key (Left Arrow)
 ESCKEY  EQU $1B     ;Escape/Stop Key      (Escape)
 RTNKEY  EQU $0D     ;Return/Enter Key     (Return)
 
-;Standard Library Variables
+;Zero Page Variables (*=System Variable)
 DSTLO   EQU $06     ;Destination String Pointer (string.a02)
 DSTHI   EQU $07
 BLKLO   EQU $08     ;Block Segment Pointer (block.a02)
@@ -13,6 +13,7 @@ BLKHI   EQU $09
 PTRLO   EQU $1D     ;System Pointer (pointer.a02)
 PTRHI   EQU $1E
 RANDOM  EQU $1F     ;Random Number
+INVFLG  EQU $32     ;*Inverse Flag: $3F=Blinking, $7F=Inverse, $FF=Normal 
 RDSEED  EQU $4E     ;O/S Random Number Low Byte
 ;       EQU $4F     ;O/S Random Number High Byte
 SRCLO   EQU $71     ;Source String Pointer (stdio.a02)
@@ -28,11 +29,18 @@ TEMP1   EQU $FD
 TEMP2   EQU $FE
 TEMP3   EQU $FF
 
+;Page 3 Vectors
+WARMST  EQU $3D0    ;Jump vector to DOS warm start
+COLDST  EQU $3D3    ;Jump vector to DOS cold start
+
 ;I/O Locations
 KBD     EQU $C000   ;Keyboard Data
 AKD     EQU $C010   ;Keyboard Strobe Register
 
 ;Monitor Routines
+PRBLNK  EQU $F94C   ;Print 3 blanks
+PRBLNX  EQU $F94C   ;Print X blanks
+PRBLAX  EQU $F94C   ;Print character in A followed by X-1 blanks
 RDKEY   EQU $FD0C   ;Waits for keypress and return in A
 KEYIN   EQU $FD1B   ;Waits for keypress and cycle random-number generator
 RDCHAR  EQU $FD35   ;Read keyboard (processing escapes)
@@ -40,18 +48,18 @@ GETLIN  EQU $FD6A   ;Get Line from Keyboard into Input Buffer
 CROUT   EQU $FD8E   ;Performs a carriage return
 PRBYTE  EQU $FDDA   ;Print Accumulator as Hexadecimal Number
 PRHEX   EQU $FDE3   ;Print Low Nybble of Accumulator as Hex Digit
-COUT    EQU $FDED   ;Print Character in Accumulator
+COUT    EQU $FDED   ;Print Character to Current Output Device
+COUT1   EQU $FDF0   ;Print Character to Screen
 BELL    EQU $FF3A   ;Ring Bell through COUT
 MONZ    EQU $FF69   ;Enter monitor (<Control-C>, <Return> leaves the monitor)
 
-ECHO    EQU COUT    ;Print Character
+ECHO    EQU COUT1   ;Print Character
-EXIT    EQU MONZ    ;Return to Monitor
+EXIT    EQU WARMST  ;Return to Monitor
 
         ORG $0C00   ;Safe Area for Machine Language
 
 START:  JMP MAIN    ;Execute Program
 
-
 ;Subroutine Poll Keyboard
 PLKEY:  LDA #0      ;Clear Accumulator
         BIT KBD     ;Check Keyboard Strobe Bit
@@ -63,12 +71,17 @@ PLKEYR: RTS
 ;Read Keyboard
 GETKEY  EQU KEYIN   ;Alias to Monitor Routine
 
-PRCHR   EQU ECHO    ;Alias to Monitor Routine
+;Print Character to Screen
+PRCHR:  ORA #$80    ;Set High Bit
+        CMP #$E0    ;
+        BCC PRCHRX  ;If Lower Case 
+        AND #$DF    ;  Convert to Upper Case
+PRCHRX: JMP ECHO    ;Alias to Monitor Routine
 
 ;Delete Previous Character
 DELCHR: LDX #2      ;Two Characters Total
         LDA #$88    ;Load Backspace Character
-        JSR PRBLNX  ;Print Accumulator and X-1 Blanks
+        JSR PRBLAX  ;Print Accumulator and X-1 Blanks
         LDA #$88    ;Load Backspace Character
         JMP PRCHR   ;and Print it
 

include/apple2.h02

@@ -14,7 +14,10 @@ char blklen;            //Block Segment Length
 
 char temp0, temp1, temp2, temp3;  //Temporary Variables
 
-//PIA 6820 Registers
+//System Variables
+char invflg;    //Video Invert Mask
+
+//Keyboard I/O
 char kbd;         //Keyboard Data
 char abd;         //Keyboard Strobe