- #Shrinkit apple ii how to
- #Shrinkit apple ii update
- #Shrinkit apple ii archive
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- #Shrinkit apple ii software
According to Brooks, the splash page's 16-August-16 date is "because Woz" was probably referring to SWEET16, the 16-bit metaprocessor that Wozniak wrote for and used in the Apple II.
The ProDOS 2.4 disk image is available at the bottom of this post by Brooks on Call-A.P.P.L.E. The release also includes a number of utilities and programs to move files from floppy disks to USB and other disk storage, as well as disk utilities to repair disks, file-management utilities, and an Unshrink tool to expand archives compressed with Shrinkit. Ars Technica notes that Bitsy Bye runs in less than 1kB of RAM, while the boot utility runs in under 400 bytes, making them examples of highly-efficient coding.
#Shrinkit apple ii update
Apple continued selling the Apple II series until 1993.Īccording to Ars Technica, remarkably the update also brings improvements to the earlier Apple ][+.įor those who don't own a working Apple II model, the Internet Archive's computer historian has set up a ProDOS 2.4 in an emulator that can be run in any browser.īrooks' enhancements to ProDOS include Bitsy Bye, a new program launcher, and Bitsy Boot, a utility for quick and easy booting of Apple II devices. The Apple IIGS was the fifth model in the Apple II series, launched on September 15, 1986. Steve Jobs introduced the first Apple II computers designed by Steve Wozniak in 1977. See screen 5, for example.ĭistribution permitted under the terms of the GNU Public License.Building the biggest Apple museum: Collection created with old kit, spare parts, and dedication opens its doorsĪ journey 13 years in the making has finally come to a conclusion, with Savona's Apple museum finally getting a permanent home. The DR1 command will cause them to be numbered from 0. If this fileĬontains Forth screens, they will be numbered from OFFSET (100 byĭefault).
#Shrinkit apple ii full
Open the file whose full or partial pathname follows. ShrinkIt.II.BSQ 100K bytes ShrinkIt.II.TXT 30K bytes Apple DES v1.
#Shrinkit apple ii how to
Read the provided text file to learn how to use this program. Zero page locations 0, 1 and 2, respectively.Ĭlose the file identified by the reference number in byte 2 of CLIST. An archiving utility needed to expand and compress files downloaded from CCN. ^e - toggle editing between insert and overwrite mode.Ĭut, copy, paste and replace work between screens, too.Ī few new words words were added to the basic FIG Forth vocabulary:Įnter the machine language monitor control-Y resumes ProForth.Ĭall the ProDOS MLI with parameter list at addr and command n1 n2 isĬall machine language program at address addr A, X and Y are passed in ^r - replace the current line with the one in the buffer. ^v - paste the buffer before the current line, moving other lines down. ^c - copy the current line to the buffer. ^x - cut the curent line to the buffer, moving other lines up. ^y - deletes everything to the end of the line. ^d - delete the character under the cursor. ^i - (tab) brings up the next screen for editing.ĭel - delete the character to the left of the cursor. Here's a summary of the editor's commands (^ means a control key):Īrrow keys move the cursor typing enters text. On starting, the editor displays block one. 250 Inside the Apple The Art of the Works Progress Administration. To edit this file, run the program F.EDIT from your program selector. and as World War II loomed, the size of the audiences in Harlem began to shrink. ProForth stores data on disk in a series of 1024 byte screens in the file F.DISK. The bye command exits ProForth and returns to your program selector. The command 6 load will save the new dictionary, overwriting your existing copy. Once they are loaded, the commands to save the newly extended dictionary to disk are on screen six.
#Shrinkit apple ii software
For example, "1 load" adds words to save the dictionary to disk. The GEM (Generous Efforts of Many) Project is a compilation of software for the Apple // and IIGS. To load code and make it part of the ProForth dictionary, use the command n load, where n is the screen you want to load. Screen seven has a familar Hello, world program. Screens four and five hold system messages. For example, the command 1 list will list the code on screen one, etc. You can examine the sample code using the list command. The vlist command will print a short summary of known words. Review the glossary to see the words in this version.
Here's a few tips to get started.Ĭheck out Leo Brodie's book Starting Forth, cited below. Press return, and you should see an OK prompt. To explore the language, just boot the ProForth disk or run F.SYSTEM from your favorite program selector. ProForth was adapted for ProDOS from FIG Forth in the mid-eighties.
#Shrinkit apple ii archive
Download an Apple II disk image of ProForth (.tgz).ĭownload the ProForth disk image as a ShrinkIt disk archive (.sdk).
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