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4.4 KiB
4.4 KiB
| Concept | SCSC | AS65 | Merlin |
|---|---|---|---|
| origin | .OR | org | |
| target address | .TA | ||
| include | .IN | ||
| comment | * | ; | |
| >1 space | |||
| label | at left | ||
| equ | .EQ | = | |
| equ | |||
| binary | %00000001 | ||
| macro | .MA macro_name | macro_name macro | |
| .EM | endm | ||
| if | .DO | if foo = 1 | |
| .ELSE | endif | ||
| [.ELSE] (toggle) | |||
| .FIN | |||
| data | |||
| - word (LE) | .DA expr | ||
| - byte (LSB) | .DA #expr | ||
| - byte (MSB) | .DA /expr | ||
| ascii string | |||
| - normal use | .AS "foo" | ||
| - arb. delimeter | .AS dfood | ||
| - high bit set | .AS -"foo" | ||
| - last high bit opposite | .AT "foo" | ||
| hex string | .HS | ||
| reserve space (block storage) | .BS <bytes> |
Things to ignore
| Concept | SCSC | AS65 |
|---|---|---|
| title | .TI <lines/page>,title | |
| file | .TF filename |
AS65 notes
SCSC notes
.DO – Conditional Assembly 5-9 .ELSE – Conditional Assembly 5-9 .FIN – Conditional Assembly 5-9 .MA – Macro Definition 5-11 .EM – End of Macro 5-11
Edasm notes
http://mirrors.apple2.org.za/ftp.apple.asimov.net/images/programming/assembler/EDASM.DSK
How to run
Boot from the disk type "- edasm.system"
Differences from manual
The manual claims that "MSB ON" is the default.
:ASM FOO.TXT SOURCE FILE #01 =>FOO.TXT 0000:41 42 43 1 ASC "ABC" 0003: 2 MSB OFF 0003:41 42 43 3 ASC "ABC" 0006: 4 MSB ON 0006:C1 C2 C3 5 ASC "ABC"