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README
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1988-02-17
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DASM V2.0
(c)Copyright 1988 Matthew Dillon, All Rights Reserved.
FILES:
README this file
DASM.DOC documentation for the assembler
FTOHEX.DOC documentation for intel hex converter
DASM The assembler
FTOHEX assmblyoutput -> intelhex format converter
suite6502.asm test suite for 6502
suite6303.asm test suite for 6805/6303
suite68705.asm test suite for 68705
example.asm example assembly file
Makefile Makefile, Aztec C
*.c *.h source code (in C). 32 bit ints, Aztec C.
ftohex.c source code for FTOHEX 32 bit ints Aztec C.
--------------- SUPPORTED MICRO PROCESSORS ---------------
6502: ORDER LSB,MSB A<7:0> X<7:0> Y<7:0> RelAddr: .+ilen+offset
68705: ORDER MSB,LSB A<7:0> X<7:0> RelAddr: .+ilen+offset
6805/6303: ORDER MSB,LSB A<7:0> B<7:0> X<15:0> RelAddr: .+ilen+offset
ADDRESSING MODES 6502 68705 6803
BYTES
2 implied x x x
2 immediate.8 #byte x x x
3 immediate.16 #word x
2 byteaddr byte x x x
2 byteaddr,x byte,x x x x
2 byteaddr,y byte,y x
3 wordaddr word x x x
3 wordaddr,x word,x x x
3 wordaddr,y word,y x
2 relative byte x x x
2 ind.byte.x (byte,x) x
2 ind.byte.y (byte),y x
3 ind.word (word) x
1 0,x [0],x x
2 bitmod #no,badr x baseinst + 2*bitno
3 bitbramod #no,badr,rel x baseinst + 2*bitno
NOTE: 6303 instruction extensions over the 6805 are:
AIM OIM EIM TIM XGDX SLP