mirror of
https://github.com/nathanriggs/AppleIIAsm-Collection.git
synced 2024-12-11 09:49:17 +00:00
1cca2ca580
mostly updated the required and common libraries, as well as created a minify program in applesoft basic that automatically creates a .min file from fully-commented source.
83 lines
2.5 KiB
Plaintext
83 lines
2.5 KiB
Plaintext
CYC AVE
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EXP ONLY
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DSK COMMON.DEMO
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OBJ $BFE0
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ORG $6000
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USE REQUIRED.MAC.MIN
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PUT REQUIRED.HOOKS.MIN
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USE COMMON.MAC.MIN
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PUT COMMON.HOOKS.MIN
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MFILL #$300;#10;#0
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_PRNT "MFILL FILLS A PORTION OF MEMORY WITH",8D
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_PRNT "A SPECIFIED VALUE. ",8D8D
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_DUMP $300;#10
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_WAIT
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_PRNT " ",8D8D
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_PRNT "MMOVE COPIES A SPAN OF MEMORY",8D
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_PRNT "FROM A SOURCE TO A DESTINATION ADDRESS.",8D8D
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_PRNT "SO MOVING $300 TO $320 RESULTS IN:",8D8D
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MMOVE $300;$320;#10
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_DUMP $320;#10
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_WAIT
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_PRNT " ",8D8D
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_PRNT "DELAY DELAYS A SPECIFIED NUMBER OF",8D
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_PRNT "MILLISECONDS. 250 MILLISECONDS = 1/4 SECOND.",8D8D
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DELAY #250 ; TIME IN MILLISECONDS
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BEEP 1
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_PRNT "1/4 SECOND",8D
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DELAY #250
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BEEP 2
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_PRNT "1/4 SECOND",8D
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DELAY #250
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BEEP 3
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_PRNT "1/4 SECOND",8D
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DELAY #250
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BEEP 4
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_PRNT "1/4 SECOND",8D
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_PRNT " ",8D8D
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_WAIT
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LDA #01
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STA $06
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LDA #02
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STA $07
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LDA #03
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STA $08
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LDA #04
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STA $09
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ZSAVE $300
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_PRNT " ",8D8D
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_PRNT "ZSAVE SAVES THE STATE OF THE ZERO PAGE ",8D
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_PRNT "ADDRESSES THAT ARE NOT USED BY DOS,",8D
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_PRNT "APPLESOFT,PRODOS OR INTEGER BASIC.",8D8D
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_PRNT "SO THE BACKED UP ZERO PAGE AT $300 IS:",8D8D
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_DUMP $300;#18
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_PRNT " ",8D8D
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_PRNT "18 BYTES ARE USED.",8D8D
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_WAIT
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ZLOAD $300
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_PRNT " ",8D8D
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_PRNT "YOU CAN THEN RESTORE THE FREE ZERO PAGE",8D
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_PRNT "LOCATIONS WITH ZLOAD. THERE ISN'T ANY",8D
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_PRNT "MEANINGFUL OUTPUT TO PUT HERE TO ",8D
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_PRNT "ILLUSTRATE THAT, SO USE YOUR IMAGINATION!",8D8D
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_WAIT
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_PRNT "THE MSWAP MACRO SWAPS A LENGTH",8D
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_PRNT "OF MEMORY FROM ONE LOCATION",8D
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_PRNT "TO ANOTHER. SO, BEFORE SWAP:",8D8D
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_DUMP $300;#10
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_DUMP $320;#10
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MSWAP $300;$320;#10
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_PRNT " ",8D
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_PRNT "AND AFTER SWAP: ",8D8D
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_DUMP $300;#10
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_DUMP $320;#10
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_WAIT
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LDA #$11
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LDX #$12
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LDY #$13
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CLC
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_RDUMP
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JMP REENTRY
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PUT COMMON.LIB.MIN
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PUT REQUIRED.LIB.MIN
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