1101 lines
11 KiB
ArmAsm
1101 lines
11 KiB
ArmAsm
*
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* GraForth - Editor
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*
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* (c) 1981, Paul Lutus
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* (s) 2020, LoGo
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*
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xc
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xc
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mx %11
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typ bin
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org $9000
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lst off
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*----------------------------
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VTAB EQU $FC22
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RDCHAR EQU $FD35
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COUT EQU $FDED
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L6000 = $6000 ; return to Forth
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L6006 = L6000+6 ; read line of chars
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L8600 = $8600 ; buffer
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L8800 = $8800 ; buffer
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*----------------------------
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L9000 LDA #$4C
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LDA $03D2
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CLC
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ADC #$09
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STA L9018+2
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STA L901D+2
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STA L9022+2
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ADC #$03
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STA L9052+2
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LDA #$4C
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L9018 STA $A6E1
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LDA #<L9056
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L901D STA $A6E2
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LDA #>L9056
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L9022 STA $A6E3
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LDA L909D
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STA $80
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LDA L909D+1
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STA $81
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BIT L990C
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BMI L909F
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LDA #<L8800
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STA L909D
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STA $80
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LDA #>L8800
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STA L909D+1
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STA $81
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JSR L92A0
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LDA #$FF
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STA L990C
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LDA #$23
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JSR L9052
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JMP L909F
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L9052 STA $A923
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RTS
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L9056 JSR $03EA
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LDA #$23
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JSR L9052
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LDY #$00
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BIT L943E
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BPL L906E
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STY L943E
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JSR L9257
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JMP L90E1
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L906E LDA L907F,Y
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BEQ L9079
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JSR COUT
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INY
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BNE L906E
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L9079 JSR L6006
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JMP L909F
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L907F ASC 878D8D
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ASC "Disk Error (Press Return) "00
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L909D DA L8600 ; buffer
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L909F JSR L98C3
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JSR L97FA
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JSR $03EA
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JSR L97AD
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JSR L97D7
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LDY #$00
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L90B0 LDA L90BB,Y
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BEQ L90E1
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JSR COUT
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INY
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BNE L90B0
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L90BB ASC "GraFORTH ][ Editor (C) P. Lutus 1981"8D00
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L90E1 LDA #$FF
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STA $33
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LDA #$80
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STA $D9
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STA $76
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JSR L9656
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LDA #$00
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STA $10
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LDA #$8D
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JSR COUT
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BIT L943E
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BPL L9105
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L90FC JSR L6006
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JSR L9832
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JMP L90FC
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L9105 BIT $10
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BPL L9111
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JSR L96E6
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LDA #$A0
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JSR COUT
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L9111 JSR L6006
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LDA $0200
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CMP #$8C
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BEQ L9105
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BIT $10
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BMI L912A
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CMP #$C1
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BNE L912A
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LDA #$FF
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STA $10
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JMP L9105
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L912A CMP #$8D
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BNE L9134
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LDY #$00
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STY $10
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BEQ L9105
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L9134 BIT $10
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BMI L9140
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CMP #$B0
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BCC L9177
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CMP #$BA
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BCS L9177
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L9140 BIT $10
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BMI L9171
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LDY #$00
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JSR L9759
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BIT $8F
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BPL L9177
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LDA $8A
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STA $86
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LDA $8B
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STA $87
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TYA
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PHA
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JSR L96A3
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LDA $84
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CMP $86
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BNE L9169
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LDA $85
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CMP $87
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BNE L9169
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JSR L9688
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L9169 PLA
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TAX
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JSR L9834
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JMP L9105
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L9171 JSR L9832
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JMP L9105
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L9177 CMP #$E0
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BCC L917D
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SBC #$20
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L917D STA $8E
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JSR L91A9
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JMP L90E1
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L9185 LDY #$00
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L9187 LDA #$8D
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JSR COUT
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L918C LDA L91EB,Y
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CMP #$84
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BEQ L91A0
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CMP #$00
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BMI L919D
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CMP #$01
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BEQ L91A7
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BNE L91A0
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L919D JSR COUT
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L91A0 INY
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CMP #$A0
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BEQ L9187
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BNE L918C
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L91A7 RTS
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DB $00
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L91A9 CMP #$BF
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BNE L91B0
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JMP L9185
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L91B0 JSR L98C3
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JSR L97FA
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LDA $8E
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LDX #$00
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LDY #$00
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L91BC LDA L91EB,Y
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BEQ L91D0
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CMP $8E
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BEQ L91D5
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INX
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L91C6 LDA L91EB,Y
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INY
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CMP #$A0
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BNE L91C6
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BEQ L91BC
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L91D0 LDA #$BF
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JMP COUT
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L91D5 TXA
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ASL
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TAX
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LDA L923F,X
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STA $8A
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LDA L923F+1,X
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STA $8B
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JSR L91E8
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JMP L9257
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L91E8 JMP ($008A)
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L91EB ASC "Save "
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ASC "Get "
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ASC "Insert "
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ASC "Delete "
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ASC "Program "
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ASC "Memory "
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ASC "List "
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ASC "Write "
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ASC "Erase "
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ASC "Autonum "
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ASC "Bye "
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ASC 8400
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ASC "ConTRoL-D=DOS "
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HEX 01
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L923F DA L9372
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DA L93B1
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DA L961A
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DA L944F
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DA L94CF
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DA L9598
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|
DA L95C9
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|
DA L95C6
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|
DA L9271
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|
DA L9401
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|
DA L94CC
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|
DA L92BE
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|
L9257 BIT L943E
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BMI L9269
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|
LDY #$00
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L925E LDA L926A,Y
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BEQ L9269
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JSR COUT
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INY
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|
BNE L925E
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|
L9269 RTS
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|
|
|
L926A ASC 8D
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ASC "Done"8D00
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|
L9271 LDY #$00
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L9273 LDA L928B,Y
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BEQ L927E
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JSR COUT
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INY
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BNE L9273
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|
L927E JSR L6006
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LDA $0200
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CMP #$D9
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BEQ L92A0
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PLA
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PLA
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RTS
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L928B ASC 8D
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ASC "Erase File (Y/N) : "00
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L92A0 LDA L909D
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STA $80
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LDA L909D+1
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STA $81
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LDA #$FF
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STA $82
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LDA #$8F
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STA $83
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|
LDA #$00
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|
LDY #$01
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|
STA ($80),Y
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|
STA $8FFE
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JMP L98C3
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|
L92BE LDA #$02
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STA $8E
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L92C2 LDY #$00
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L92C4 LDA L9303,Y
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BEQ L92CF
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JSR COUT
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INY
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|
BNE L92C4
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|
L92CF JSR L6006
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|
LDA $0200
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CMP #$8D
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|
BNE L92DE
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DEC $8E
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BNE L92C2
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RTS
|
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|
L92DE LDY #$00
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|
L92E0 LDA $0200,Y
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STA $0300,Y
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INY
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|
CMP #$8D
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|
BNE L92E0
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|
JSR COUT
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|
LDA #$84
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|
JSR COUT
|
|
LDY #$00
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|
L92F5 LDA $0300,Y
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JSR COUT
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INY
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|
CMP #$8D
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|
BNE L92F5
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|
JMP L92BE
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|
|
|
L9303 ASC 8D
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|
ASC "Enter DOS Command : "00
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|
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|
L9319 LDY #$00
|
|
L931B LDA L9364,Y
|
|
BEQ L9326
|
|
JSR COUT
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INY
|
|
BNE L931B
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|
L9326 LDA $24
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|
PHA
|
|
LDY #$00
|
|
L932B LDA L990D,Y
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|
CMP #$8D
|
|
BEQ L9338
|
|
JSR COUT
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INY
|
|
BNE L932B
|
|
L9338 PLA
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|
STA $24
|
|
JSR L6006
|
|
LDY #$00
|
|
LDA $0200
|
|
CMP #$8D
|
|
BNE L934A
|
|
PLA
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PLA
|
|
RTS
|
|
|
|
L934A LDY #$FF
|
|
L934C INY
|
|
LDA $0200,Y
|
|
STA L990D,Y
|
|
CMP #$AF
|
|
BEQ L935C
|
|
CMP #$8D
|
|
BNE L934C
|
|
RTS
|
|
|
|
L935C PHA
|
|
LDA #$8D
|
|
STA L990D,Y
|
|
PLA
|
|
RTS
|
|
|
|
L9364 ASC "(Filename) : "00
|
|
|
|
L9372 LDY #$FF
|
|
STY $88
|
|
STY $89
|
|
INY
|
|
STY $86
|
|
STY $87
|
|
JSR L9319
|
|
CMP #$AF ; /
|
|
BNE L9388
|
|
INY
|
|
JSR L948F
|
|
L9388 JSR L93C8
|
|
JSR L965C
|
|
L938E JSR L9645
|
|
CMP #$00
|
|
BEQ L93A9
|
|
JSR L987B
|
|
LDA $84
|
|
SEC
|
|
SBC $88
|
|
STA $8E
|
|
LDA $85
|
|
SBC $89
|
|
ORA $8E
|
|
BEQ L938E
|
|
BCC L938E
|
|
L93A9 LDA #$00
|
|
JSR COUT
|
|
JMP L97AD
|
|
|
|
L93B1 LDA #$00
|
|
STA $86
|
|
STA $87
|
|
JSR L9319
|
|
CMP #$AF ; /
|
|
BNE L93C5
|
|
INY
|
|
JSR L948F
|
|
JSR L96A3
|
|
L93C5 JMP L9413
|
|
|
|
L93C8 LDA #$8D
|
|
STA $8E
|
|
LDY #$FF
|
|
L93CE INY
|
|
LDA L9402,Y
|
|
BEQ L93E7
|
|
CMP #$A0
|
|
BNE L93E1
|
|
JSR L93E8
|
|
LDA #$AC
|
|
STA $8E
|
|
BNE L93CE
|
|
L93E1 JSR COUT
|
|
JMP L93CE
|
|
L93E7 RTS
|
|
|
|
L93E8 TYA
|
|
PHA
|
|
LDY #$00
|
|
L93EC LDA L990D,Y
|
|
BEQ L93FF
|
|
CMP #$8D
|
|
BEQ L93FF
|
|
CMP $8E
|
|
BEQ L93FF
|
|
JSR COUT
|
|
INY
|
|
BNE L93EC
|
|
L93FF PLA
|
|
TAY
|
|
L9401 RTS
|
|
|
|
L9402 ASC 8D
|
|
ASC 84
|
|
ASC "OPEN "8D
|
|
ASC 84
|
|
ASC "WRITE "8D00
|
|
|
|
L9413 LDA #$8D
|
|
STA $8E
|
|
LDA #$22
|
|
JSR L9052
|
|
LDY #$FF
|
|
L941E INY
|
|
LDA L943F,Y
|
|
BEQ L9435
|
|
JSR COUT
|
|
CMP #$A0
|
|
BNE L941E
|
|
JSR L93E8
|
|
LDA #$AC
|
|
STA $8E
|
|
JMP L941E
|
|
|
|
L9435 LDA #$23
|
|
JSR L9052
|
|
DEC L943E
|
|
RTS
|
|
|
|
L943E HEX 00
|
|
L943F ASC 8D
|
|
ASC 84
|
|
ASC "OPEN "8D
|
|
ASC 84
|
|
ASC "READ "8D00
|
|
|
|
L944F JSR L948C
|
|
BIT $8E
|
|
BPL L9486
|
|
JSR L96A3
|
|
LDA $88
|
|
ORA $89
|
|
BNE L946B
|
|
LDA $84
|
|
CMP $86
|
|
BNE L9486
|
|
LDA $85
|
|
CMP $87
|
|
BNE L9486
|
|
L946B JSR L9688
|
|
CMP #$FF
|
|
BEQ L9486
|
|
JSR L987B
|
|
LDA $84
|
|
SEC
|
|
SBC $88
|
|
STA $8E
|
|
LDA $85
|
|
SBC $89
|
|
ORA $8E
|
|
BEQ L946B
|
|
BCC L946B
|
|
L9486 JSR L98C3
|
|
JMP L97FA
|
|
|
|
L948C JSR L9742
|
|
L948F LDA #$00
|
|
STA $8E
|
|
STA $86
|
|
STA $87
|
|
STA $88
|
|
STA $89
|
|
JSR L9722
|
|
BIT $8F
|
|
BPL L94AC
|
|
DEC $8E
|
|
LDA $8A
|
|
STA $86
|
|
LDA $8B
|
|
STA $87
|
|
L94AC LDA $0200,Y
|
|
CMP #$8D
|
|
BEQ L94CB
|
|
LDA #$FF
|
|
STA $88
|
|
STA $89
|
|
INY
|
|
JSR L9722
|
|
BIT $8F
|
|
BPL L94CB
|
|
DEC $8E
|
|
LDA $8A
|
|
STA $88
|
|
LDA $8B
|
|
STA $89
|
|
L94CB RTS
|
|
L94CC JMP L6000
|
|
|
|
L94CF LDY #$FF
|
|
STY $8E
|
|
JSR L9536
|
|
LDA $80
|
|
CLC
|
|
SBC L909D
|
|
STA $8A
|
|
LDA $81
|
|
SBC L909D+1
|
|
STA $8B
|
|
JSR L96EE
|
|
JSR L9536
|
|
CLC
|
|
LDA L909D
|
|
ADC #$01
|
|
STA $8A
|
|
LDA L909D+1
|
|
ADC #$00
|
|
STA $8B
|
|
JSR L96EE
|
|
JSR L9598
|
|
JSR L9536
|
|
JSR L6006
|
|
LDA $0200
|
|
CMP #$D9
|
|
BNE L9544
|
|
JSR L9536
|
|
JSR L6006
|
|
LDY #$00
|
|
JSR L9759
|
|
BIT $8F
|
|
BPL L9544
|
|
JSR L97DC
|
|
LDA $8A
|
|
STA L909D
|
|
STA $80
|
|
LDA $8B
|
|
STA L909D+1
|
|
STA $81
|
|
LDY #$01
|
|
LDA #$00
|
|
STA ($80),Y
|
|
JMP L98C3
|
|
|
|
L9536 LDY $8E
|
|
L9538 INY
|
|
LDA L9547,Y
|
|
BEQ L9544
|
|
JSR COUT
|
|
JMP L9538
|
|
|
|
L9544 STY $8E
|
|
RTS
|
|
|
|
L9547 ASC 8D8D
|
|
ASC "Program Length "00
|
|
ASC 8D
|
|
ASC "Position "00
|
|
ASC 8D
|
|
ASC "Change Position (Y/N) : "00
|
|
ASC 8D
|
|
ASC "Enter New Position : "00
|
|
|
|
L9598 LDY #$00
|
|
L959A LDA L95B8,Y
|
|
BEQ L95A5
|
|
JSR COUT
|
|
INY
|
|
BNE L959A
|
|
L95A5 LDA $82
|
|
SEC
|
|
SBC $80
|
|
STA $8A
|
|
LDA $83
|
|
SBC $81
|
|
STA $8B
|
|
JSR L96EE
|
|
LDA #$FF
|
|
RTS
|
|
|
|
L95B8 ASC 8D
|
|
ASC "Free Memory "00
|
|
|
|
L95C6 LDA #$00
|
|
DB $2C
|
|
L95C9 LDA #$FF
|
|
STA L9619
|
|
JSR L948C
|
|
BIT $8E
|
|
BMI L95DB
|
|
LDA #$FF
|
|
STA $88
|
|
STA $89
|
|
L95DB JSR L965C
|
|
L95DE LDA #$10
|
|
STA $8E
|
|
L95E2 LDY #$00
|
|
LDA ($8C),Y
|
|
BEQ L9604
|
|
INY
|
|
LDA ($8C),Y
|
|
BEQ L9604
|
|
JSR L9635
|
|
JSR L987B
|
|
LDA $84
|
|
SEC
|
|
SBC $88
|
|
STA $10
|
|
LDA $85
|
|
SBC $89
|
|
ORA $10
|
|
BEQ L9607
|
|
BCC L9607
|
|
L9604 JMP L9656
|
|
|
|
L9607 DEC $8E
|
|
BNE L95E2
|
|
BIT L9619
|
|
BPL L95DE
|
|
JSR RDCHAR
|
|
CMP #$83
|
|
BEQ L9604
|
|
BNE L95DE
|
|
L9619 DB $00
|
|
L961A LDA #$FF
|
|
STA $86
|
|
STA $87
|
|
JSR L9742
|
|
JSR L9759
|
|
BIT $8F
|
|
BPL L9632
|
|
LDA $8A
|
|
STA $86
|
|
LDA $8B
|
|
STA $87
|
|
L9632 JMP L96A3
|
|
|
|
L9635 JSR L96E6
|
|
LDY #$01
|
|
LDA ($8C),Y
|
|
CMP #$A0
|
|
BEQ L9645
|
|
LDA #$A0
|
|
JSR COUT
|
|
L9645 LDY #$00
|
|
JSR L98A1
|
|
LDA ($8C),Y
|
|
BEQ L9655
|
|
JSR COUT
|
|
CMP #$8D
|
|
BNE L9645
|
|
L9655 RTS
|
|
|
|
L9656 LDA #$FF
|
|
STA $86
|
|
STA $87
|
|
L965C LDA L909D
|
|
STA $8C
|
|
LDA L909D+1
|
|
STA $8D
|
|
JSR L9872
|
|
LDY #$00
|
|
L966B LDA $84
|
|
SEC
|
|
SBC $86
|
|
LDA $85
|
|
SBC $87
|
|
BCS L9687
|
|
L9676 JSR L98A1
|
|
LDA ($8C),Y
|
|
BEQ L9687
|
|
CMP #$8D
|
|
BNE L9676
|
|
JSR L987B
|
|
JMP L966B
|
|
L9687 RTS
|
|
|
|
L9688 LDY #$00
|
|
L968A JSR L989A
|
|
LDA ($82),Y
|
|
CMP #$FF
|
|
BEQ L969D
|
|
PHA
|
|
TYA
|
|
STA ($82),Y
|
|
PLA
|
|
CMP #$8D
|
|
BNE L968A
|
|
RTS
|
|
|
|
L969D JSR L98B1
|
|
LDA #$FF
|
|
RTS
|
|
|
|
L96A3 JSR L97DC
|
|
JSR L9872
|
|
L96A9 SEC
|
|
LDA $84
|
|
SBC $86
|
|
LDA $85
|
|
SBC $87
|
|
BCS L96C5
|
|
L96B4 JSR L96C6
|
|
CMP #$FF
|
|
BEQ L96C5
|
|
CMP #$8D
|
|
BNE L96B4
|
|
JSR L987B
|
|
JMP L96A9
|
|
L96C5 RTS
|
|
|
|
L96C6 JSR L989A
|
|
LDY #$00
|
|
LDA ($82),Y
|
|
CMP #$FF
|
|
BEQ L96DE
|
|
STA ($80),Y
|
|
JSR L9893
|
|
L96D6 PHA
|
|
TYA
|
|
STA ($80),Y
|
|
STA ($82),Y
|
|
PLA
|
|
RTS
|
|
|
|
L96DE JSR L98B1
|
|
LDA #$FF
|
|
JMP L96D6
|
|
|
|
L96E6 LDA $84
|
|
STA $8A
|
|
LDA $85
|
|
STA $8B
|
|
L96EE JSR L96FB
|
|
L96F1 LDA $02F0,Y
|
|
JSR COUT
|
|
DEY
|
|
BPL L96F1
|
|
RTS
|
|
|
|
L96FB LDY #$FF
|
|
L96FD INY
|
|
JSR L970D
|
|
EOR #$B0
|
|
STA $02F0,Y
|
|
LDA $8A
|
|
ORA $8B
|
|
BNE L96FD
|
|
RTS
|
|
|
|
L970D LDX #$10
|
|
LDA #$00
|
|
L9711 ASL $8A
|
|
ROL $8B
|
|
ROL
|
|
CMP #$0A
|
|
BCC L971E
|
|
SBC #$0A
|
|
INC $8A
|
|
L971E DEX
|
|
BNE L9711
|
|
RTS
|
|
|
|
L9722 LDA #$00
|
|
STA $8F
|
|
STA $8A
|
|
STA $8B
|
|
DEY
|
|
L972B INY
|
|
LDA $0200,Y
|
|
CMP #$A0
|
|
BEQ L972B
|
|
CMP #$B0
|
|
BCC L9741
|
|
CMP #$BA
|
|
BCS L9741
|
|
JSR L977E
|
|
JMP L972B
|
|
L9741 RTS
|
|
|
|
L9742 LDY #$FF
|
|
L9744 INY
|
|
LDA $0200,Y
|
|
CMP #$8D
|
|
BEQ L9758
|
|
CMP #$A0
|
|
BEQ L9758
|
|
CMP #$B0
|
|
BCC L9744
|
|
CMP #$BA
|
|
BCS L9744
|
|
L9758 RTS
|
|
|
|
L9759 LDA #$00
|
|
STA $8F
|
|
STA $8A
|
|
STA $8B
|
|
DEY
|
|
L9762 INY
|
|
LDA $0200,Y
|
|
CMP #$A0
|
|
BEQ L9762
|
|
DEY
|
|
L976B INY
|
|
LDA $0200,Y
|
|
CMP #$B0
|
|
BCC L977D
|
|
CMP #$BA
|
|
BCS L977D
|
|
JSR L977E
|
|
JMP L976B
|
|
L977D RTS
|
|
|
|
L977E DEC $8F
|
|
PHA
|
|
JSR L97A8
|
|
LDA $8B
|
|
PHA
|
|
LDA $8A
|
|
PHA
|
|
JSR L97A8
|
|
JSR L97A8
|
|
PLA
|
|
CLC
|
|
ADC $8A
|
|
STA $8A
|
|
PLA
|
|
ADC $8B
|
|
STA $8B
|
|
PLA
|
|
EOR #$B0
|
|
CLC
|
|
ADC $8A
|
|
STA $8A
|
|
BCC L97AC
|
|
INC $8B
|
|
RTS
|
|
|
|
L97A8 ASL $8A
|
|
ROL $8B
|
|
L97AC RTS
|
|
|
|
L97AD LDA $25
|
|
PHA
|
|
LDY #$00
|
|
L97B2 LDA L97C3,Y
|
|
BEQ L97BD
|
|
JSR COUT
|
|
INY
|
|
BNE L97B2
|
|
L97BD PLA
|
|
STA $25
|
|
JMP VTAB
|
|
|
|
L97C3 ASC 8D
|
|
ASC 84
|
|
ASC "CLOSE"8D
|
|
ASC 84
|
|
ASC "MAXFILES1"8D00
|
|
|
|
L97D7 LDA #$8C
|
|
JMP COUT
|
|
|
|
L97DC LDY #$00
|
|
JSR L98A8
|
|
L97E1 LDA ($80),Y
|
|
CMP #$FF
|
|
BNE L97ED
|
|
JSR L9893
|
|
JMP L9816
|
|
|
|
L97ED STA ($82),Y
|
|
TYA
|
|
BNE L97F6
|
|
DEC $83
|
|
DEC $81
|
|
L97F6 DEY
|
|
JMP L97E1
|
|
|
|
L97FA LDY #$00
|
|
JSR L989A
|
|
L97FF LDA ($82),Y
|
|
CMP #$FF
|
|
BNE L980B
|
|
JSR L98B1
|
|
JMP L9816
|
|
|
|
L980B STA ($80),Y
|
|
INY
|
|
BNE L97FF
|
|
INC $81
|
|
INC $83
|
|
BNE L97FF
|
|
L9816 TYA
|
|
CLC
|
|
ADC $80
|
|
STA $80
|
|
BCC L9820
|
|
INC $81
|
|
L9820 TYA
|
|
CLC
|
|
ADC $82
|
|
STA $82
|
|
BCC L982A
|
|
INC $83
|
|
L982A LDY #$00
|
|
TYA
|
|
STA ($80),Y
|
|
STA ($82),Y
|
|
RTS
|
|
|
|
L9832 LDX #$00
|
|
L9834 LDA $0200,X
|
|
JSR L9846
|
|
CMP #$FF
|
|
BEQ L9843
|
|
INX
|
|
CMP #$8D
|
|
BNE L9834
|
|
L9843 JMP L987B
|
|
|
|
L9846 LDY $81
|
|
CPY $83
|
|
BNE L9855
|
|
LDY $80
|
|
CPY $82
|
|
BNE L9855
|
|
JMP L9598
|
|
|
|
L9855 LDY #$00
|
|
CMP #$00
|
|
BEQ L9871
|
|
CMP #$FF
|
|
BEQ L9871
|
|
CMP #$8D
|
|
BEQ L9867
|
|
CMP #$A0
|
|
BCC L9871
|
|
L9867 STA ($80),Y
|
|
JSR L9893
|
|
PHA
|
|
TYA
|
|
STA ($80),Y
|
|
PLA
|
|
L9871 RTS
|
|
|
|
L9872 LDA #$0A
|
|
STA $84
|
|
LDA #$00
|
|
STA $85
|
|
RTS
|
|
|
|
L987B LDA $84
|
|
CLC
|
|
ADC #$0A
|
|
STA $84
|
|
BCC L9886
|
|
INC $85
|
|
L9886 RTS
|
|
|
|
LDA $84
|
|
SEC
|
|
SBC #$0A
|
|
STA $84
|
|
BCS L9892
|
|
DEC $85
|
|
L9892 RTS
|
|
|
|
L9893 INC $80
|
|
BNE L9899
|
|
INC $81
|
|
L9899 RTS
|
|
|
|
L989A INC $82
|
|
BNE L98A0
|
|
INC $83
|
|
L98A0 RTS
|
|
|
|
L98A1 INC $8C
|
|
BNE L98A7
|
|
INC $8D
|
|
L98A7 RTS
|
|
|
|
L98A8 LDA $80
|
|
BNE L98AE
|
|
DEC $81
|
|
L98AE DEC $80
|
|
RTS
|
|
|
|
L98B1 LDA $82
|
|
BNE L98B7
|
|
DEC $83
|
|
L98B7 DEC $82
|
|
RTS
|
|
|
|
LDA $8C
|
|
BNE L98C0
|
|
DEC $8D
|
|
L98C0 DEC $8C
|
|
RTS
|
|
|
|
L98C3 LDA L909D
|
|
STA $80
|
|
LDA L909D+1
|
|
STA $81
|
|
LDA #$FF
|
|
STA $82
|
|
LDA #$8F
|
|
STA $83
|
|
LDY #$00
|
|
LDA #$FF
|
|
STA ($80),Y
|
|
STA ($82),Y
|
|
L98DD LDA ($82),Y
|
|
BEQ L98EA
|
|
TYA
|
|
BNE L98E6
|
|
DEC $83
|
|
L98E6 DEY
|
|
JMP L98DD
|
|
|
|
L98EA TYA
|
|
CLC
|
|
ADC $82
|
|
STA $82
|
|
BCC L98F4
|
|
INC $83
|
|
L98F4 LDY #$00
|
|
L98F6 LDA ($80),Y
|
|
BEQ L9901
|
|
INY
|
|
BNE L98F6
|
|
INC $81
|
|
BNE L98F6
|
|
L9901 TYA
|
|
CLC
|
|
ADC $80
|
|
STA $80
|
|
BCC L990B
|
|
INC $81
|
|
L990B RTS
|
|
|
|
L990C DB $00
|
|
|
|
L990D ASC 8D
|
|
ASC " "
|
|
ASC " "
|