Tag: apple II

Interfacing Printers to the Apple ][

Val J. Golding
Posted by: Val J. Golding Date: March 1, 1978
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The Apple II paddle I/O Port is immediately available to connect an RS232 type. serial mode printer. Tom Geer, of the Empire Electronics store in Burien is probably the first person in the area to have a TTY up and running.  If you ask, Tom would probably be glad to give you some hints on how to proceed. There is a simple machine language program in the revised Apple II manual to enable a printer. Empire has ordered a number…

Tones Dress Up Programs

Val J. Golding
Posted by: Val J. Golding Date: March 1, 1978
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Users can dress up their Apple II program with a simple tone subroutine to direct attention to error messages and other items of importance. From BASIC, you simply need a Call -1050 ($FBE6).  This will produce a 1·000 cycle tone to be emitted from your computer.