Re: Software for MS-DOS 1.25

From: Michał Pleban <*lists_at_michau.name*> Date: Tue, 17 Oct 2017 19:27:30 +0200 Message-ID: <59E63D82.9000601@michau.name> · lists_at_michau.name

smf wrote:

> Would that need to be done on the cbmii side? Or is there a timer source
> other than the TOD clock on the 8088 side?

There is a call to 6509 to return the TI variable. Or, if the INT 9 TOD
Hz interrupt is enabled on the 8088 side, it could just update a counter
in memory to keep track of a simple timer.

Regards,
Michau.

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