mirror of
https://github.com/tebl/RC-Project-Board.git
synced 2024-06-09 13:29:28 +00:00
131 lines
8.5 KiB
Plaintext
131 lines
8.5 KiB
Plaintext
0000- 4 ;
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0000- 5 ; HEX GUESSING GAME USING '6502 GAMES' HARDWARE. BOARD SHOULD BE JUMPERED WITH
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0000- 6 ; VIA CHIPS AT THE ADDRESSES SPECIFIED BELOW. OTHER THAN THAT THE CODE IS SHOULD
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0000- 7 ; BE UNCHANGED FROM THE BOOK THOUGH THERE WILL BE SOME DIFFERENCES DUE TO
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0000- 8 ; ASSEMBLER USED.
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0000- 9 ;
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C000- 10 VIA1 .EQ $C000
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CC00- 11 VIA3 .EQ $CC00
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0000- 12
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0200- 13 .OR $0200
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0200- 14 .TA $0200
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0200- 15 BEGIN .IN game.asm
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0200- I 1 ; 'SPINNER'
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0200- I 2 ; PROGRAM TO TEST REACTION TIME OF PLAYER. BLIP OF LIGHT SPINS AROUND EDGE OF
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0200- I 3 ; 3X3 LED MATRIX, AND USER MUST PRESS CORRESPONDING KEY. IF, AFTER A NUMBER OF
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0200- I 4 ; SPINS, CORRECT KEY HAS NOT BEEN PRESSED, BLIP SPINS SLOWER. IF CORRECT KEY
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0200- I 5 ; HAS BEEN PRESSED, BLIP SPINS FASTER. ALL LEDS LIGHT WHEN SUCCESSFUL KEYPRESS
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0200- I 6 ; OCCURS ON MAXIMUM SPEED.
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0200- I 7 ;
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0200- I 8 ; I/O:
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0200- I 9 ;
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C003- I 10 DDR1A .EQ VIA1+3 ; PORT A DATA DIRECTION REGISTER
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C002- I 11 DDR1B .EQ VIA1+2 ; PORT B DATA DIRECTION REGISTER
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C001- I 12 PORT1A .EQ VIA1+1 ; PORT A
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C000- I 13 PORT2 .EQ VIA1
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C000- I 14 PORT1B .EQ VIA1 ; PORT B
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CC03- I 15 DDR3A .EQ VIA3+3 ; PORT A DATA DIRECTION REGISTER
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CC02- I 16 DDR3B .EQ VIA3+2 ; PORT B DATA DIRECTION REGISTER
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CC00- I 17 PORT3B .EQ VIA3 ; PORT B
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CC01- I 18 PORT3A .EQ VIA3+1 ; PORT A
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0200- I 19 ;
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0200- I 20 ; VARIABLE STORAGE.
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0200- I 21 ;
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0000- I 22 ZP .EQ $00
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0000- I 23 DURAT .EQ ZP ; DURATION OF INTER-MOVEMENT DELAY.
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0001- I 24 DIFCLT .EQ ZP+1 ; DIFFICULTY LEVEL.
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0002- I 25 DNTST .EQ ZP+2 ; SET TO $01 IF KEY DOWN AT START OF
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0200- I 26 ; INTER-MOVEMENT DELAY.
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0200- I 27 ;
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0200- I 28 ; MAIN PROGRAM
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0200- I 29 ;
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0200-A9 FF I 30 ( 2) START LDA #$FF ; SET I/O REGISTERS.
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0202-8D 03 C0 I 31 ( 4) STA DDR1A
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0205-8D 02 C0 I 32 ( 4) STA DDR1B
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0208-8D 02 CC I 33 ( 4) STA DDR3B
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020B-A9 08 I 34 ( 2) LDA #8
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020D-85 01 I 35 ( 2) STA DIFCLT ; SET DIFFICULTY
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020F-8D 03 CC I 36 ( 4) STA DDR3A ; SET KEYSTROBE PORT.
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0212-A0 00 I 37 ( 2) NWGME LDY #0 ; RESET LOOP/BLIP COUNTER.
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0214-A9 00 I 38 ( 2) LOOP LDA #0
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0216-85 02 I 39 ( 2) STA DNTST ; CLEAR KEYDOWN INDICATOR.
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0218-8D 00 C0 I 40 ( 4) STA PORT1B ; CLEAR HI LED PORT.
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021B-98 I 41 ( 2) TYA ; USE LOWER 3 BITS OF MAIN COUNTER
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021C-29 07 I 42 ( 2) AND #$07 ; AS INDEX TO FIND LED PATTERN
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021E-AA I 43 ( 2) TAX ; IN TABLE OF PATTERNS.
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021F-BD 95 02 I 44 ( 4*) LDA LTABLE,X ; GET PATTERN FOR LED TO BE TURNED ON
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0222-8D 01 C0 I 45 ( 4) STA PORT1A ; STORE IN LED PORT.
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0225-D0 05 I 46 (2**) BNE CHECK ; IF PATTERN <> 0, SKIP.
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0227-A9 01 I 47 ( 2) LDA #1 ; PATTERN=0, SO SET HI BIT.
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0229-8D 00 C0 I 48 ( 4) STA PORT1B
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022C-BD 9D 02 I 49 ( 4*) CHECK LDA KYTBL,X ; GET KEY# TO TEST FOR.
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022F-8D 00 CC I 50 ( 4) STA PORT3B ; STORE IN KEYPORT
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0232-2C 01 CC I 51 ( 4) BIT PORT3A ; STROBE HI?
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0235-30 04 I 52 (2**) BMI DELAY ; IF NOT, SKIP.
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0237-A9 01 I 53 ( 2) INVALD LDA #01 ; STROBE HI; SET KEY DOWN MARKER.
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0239-85 02 I 54 ( 2) STA DNTST
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023B-A9 80 I 55 ( 2) DELAY LDA #$80 ; GET # OF LOOP CYCLES (DELAY LENGTH)
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023D-85 00 I 56 ( 2) STA DURAT
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023F-A5 01 I 57 ( 3) DL1 LDA DIFCLT ; MULTIPLY DIFFICULTY COUNTER
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0241-0A I 58 ( 2) ASL A ; BY FOUR TO DETERMINE DELAY
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0242-0A I 59 ( 2) ASL A ; LENGTH.
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0243-AA I 60 ( 2) TAX
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0244-26 02 I 61 ( 5) DL2 ROL DNTST ; DELAY ACCORDING TO DIFCLT.
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0246-66 02 I 62 ( 5) ROR DNTST
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0248-CA I 63 ( 2) DEX
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0249-D0 F9 I 64 (2**) BNE DL2 ; LOOP UNTIL COUNT = 0
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024B-A5 02 I 65 ( 3) LDA DNTST ; GET KEY DOWN FLAG.
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024D-D0 05 I 66 (2**) BNE NOTST ; IF KEY WAS DOWN AT BEGINNING OF
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024F- I 67 ; DELAY, DON'T TEST IT.
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024F-2C 01 CC I 68 ( 4) BIT PORT3A ; CHECK KEY STROBE
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0252-10 19 I 69 (2**) BPL HIT ; KEY HAS CLOSED DURING DELAY: HIT.
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0254-C6 00 I 70 ( 5) NOTST DEC DURAT ; COUNT DELAY LOOP DOWN.
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0256-D0 E7 I 71 (2**) BNE DL1 ; LOOP IF NOT 0.
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0258-C8 I 72 ( 2) INY ; INCREMENT MAIN SPIN COUNTER.
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0259-D0 B9 I 73 (2**) BNE LOOP ; IF 32 LOOPS NOT DONE, DO NEXT LOOP EASIER
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025B-A6 01 I 74 ( 3) LDX DIFCLT ; NO HITS THIS TIME, MAKE NEXT EASIER.
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025D-E8 I 75 ( 2) INX
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025E-8A I 76 ( 2) TXA ; MAKE SURE DIFFICULTY DOES NOT
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025F-C9 10 I 77 ( 2) CMP #16 ; EXCEED 15.
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0261-D0 02 I 78 (2**) BNE OK
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0263-A9 0F I 79 ( 2) LDA #15
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0265-85 01 I 80 ( 2) OK STA DIFCLT
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0267-20 82 02 I 81 ( 6) JSR WAIT ; PAUSE A BIT
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026A-4C 12 02 I 82 ( 3) JMP NWGME ; START NEW ROUND.
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026D-20 82 02 I 83 ( 6) HIT JSR WAIT ; PAUSE A BIT.
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0270-C6 01 I 84 ( 5) DEC DIFCLT ; MAKE NEXT GAME HARDER.
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0272-D0 9E I 85 (2**) BNE NWGME ; IF DIFFICULTY NOT 0 (HARDEST), PLAY NEXT GAME.
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0274-A9 FF I 86 ( 2) LDA #$FF ; PLAYER HAS MADE IT TO TOP
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0276-8D 01 C0 I 87 ( 4) STA PORT1A ; DIFFICULTY LEVEL, LIGHT ALL LEDS.
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0279-8D 00 C0 I 88 ( 4) STA PORT1B
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027C-20 82 02 I 89 ( 6) JSR WAIT ; PAUSE A BIT.
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027F-4C 00 02 I 90 ( 3) JMP START ; PLAY ANOTHER GAME.
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0282- I 91 ;
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0282- I 92 ; SUBROUTINE 'WAIT'
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0282- I 93 ; SHORT DELAY.
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0282- I 94 ;
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0282-A0 FF I 95 ( 2) WAIT LDY #$FF
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0284-A2 FF I 96 ( 2) LP1 LDX #$FF
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0286-66 00 I 97 ( 5) LP2 ROR DURAT
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0288-26 00 I 98 ( 5) ROL DURAT
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028A-66 00 I 99 ( 5) ROR DURAT
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028C-26 00 I 100 ( 5) ROL DURAT
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028E-CA I 101 ( 2) DEX
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028F-D0 F5 I 102 (2**) BNE LP2
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0291-88 I 103 ( 2) DEY
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0292-D0 F0 I 104 (2**) BNE LP1
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0294-60 I 105 ( 6) RTS
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0295- I 106 ;
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0295- I 107 ; TABLE OF PATTERNS TO BE SENT TO LED MATRIX AT EACH LOOP COUNTM SET FOR
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0295- I 108 ; CLOCKWISE ROTATION STARTING AT LED #1.
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0295- I 109 ;
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0295-01 02 04 20
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00 80 40 08 I 110 LTABLE .HS 01.02.04.20.00.80.40.08
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029D- I 111
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029D- I 112 ;
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029D- I 113 ; TABLE OF PATTERNS TO BE SENT TO KEYBOARD TO TEST IF LEDS ARE ON AT EACH
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029D- I 114 ; LOOP COUNT.
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029D- I 115 ;
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029D-01 02 03 06
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09 08 07 04 I 116 KYTBL .HS 01.02.03.06.09.08.07.04
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