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A 6502 assembly script to test AUXMOVE and RAMRD boundary execution

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Aaron Culliney 2014-04-28 11:53:59 -07:00
parent 418509f2c1
commit 615204ebc9
1 changed files with 33 additions and 0 deletions
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src/test/testauxmove.asm Normal file
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REM Script can be loaded from apple2ix from debugger console with "LOAD path/to/thisfile"
REM
REM Tests program execution across the main/aux memory RAMRD boundary (C003 enables aux, C002 enables main)
REM * 1E00 is the test script that will place a $96 result at 1FFF (in main)
REM * 1E80 calls AUXMOVE (C311) to load the 1E00 page to auxmem
REM
CALL-151
!
1E00: NOP
STA $C003
LDA #$96
STA $1FFF
STA $C002
RTS
1E80: LDA #$00
STA $3C
LDA #$1E
STA $3D
LDA #$FF
STA $3E
LDA #$1E
STA $3F
LDA #$00
STA $42
LDA #$1E
STA $43
SEC
JSR $C311
RTS
1E80G
1E00G