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Update README.md

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Bobbi Webber-Manners 2021-09-16 22:02:07 -04:00 committed by GitHub
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@ -76,7 +76,7 @@ Two text video modes are currently supported:
We plan to support HGR graphics eventually.
You can set the startup video mode by holding down the appropriate number
_NOTE:_ You can set the startup video mode by holding down the appropriate number
key while Applecorn starting (while it is loading the ROM file.)
### Escape Key
@ -137,18 +137,25 @@ drive 1. Applecorn uses the ProDOS `ON_LINE` MLI call to find the
volume associated with the physical device. If slot 6, drive 1, contains
the volume 'FLOPPY', then a path `:S61/TESTFILE` will be converted to
`/FLOPPY/TESTFILE`.
- It is possible to refer to the current working directory (current prefix
in ProDOS terms) using `.` (like Linux or Windows) or `@` (like BBC ADFS.)
The current working directory notation is only supported at the beginning
of pathnames.
- Support is provided for easily accessing the parent directory. This
may be denoted using `..` (like Linux or Windows) or `^` (like BBC ADFS.)
The parent directory notation is only supported at the beginning of
pathnames, but it may be applied multiple times to navigate further up
the tree. Some examples:
the tree.
- Some examples:
- `/H1/APPLECORN` - absolute path
- `APPLECORN` - relative path
- `./APPLECORN` - relative path (explicit)
- `^` - parent dir
- `..` - parent dir (alternate form)
- `^/^` - up two levels
- `../..` - up two levels (alternate form)
- `^/MYSTUFF` - file or directory in parent
- `../MYSTUFF` - alternative way to refer to sibling directory
- Since Acorn's DFS allows filenames beginning with a digit, while ProDOS
requires names to begin with an alphabetic character, Applecorn prefixes
any file or directory names beginning with a digit with the letter 'N'.
@ -284,6 +291,9 @@ the `*COPY` command:
in the wildcard pattern will be copied into the destination
directory. For example of copying multiple files is
`*COPY :71/DOCS/*.TXT :72/TEXTDIR`
- Recall that `@` or `.` may be used to specify the current working
directory, while `^` or `..` may be used to specify the parent
directory.
`*FX a[,x,y]` - invokes `OSBYTE` MOS calls.