[stella] controllers

Subject: [stella] controllers
From: Glenn Saunders <krishna@xxxxxxxxxxxx>
Date: Sun, 28 Sep 1997 08:24:52 -0700 (PDT)
The problem with controllers on the 2600 is that the 2600 doesn't have
much CPU time left to read the controller ports.

Sometimes this makes it hard to even get paddles working right.

That's why, as far as I know, there are no perportional trakball games.
It's too hard to constantly read a trakball, which is why the Atari
trakballs have a joystick emulation mode which is all you can use them for
on games like Missile Command or Reactor.

Other controllers like the keypad require an insane amount of time to
read.  Play Star Raiders and FEEL the delay between a keypress and a

This limits the keypad's usefulness in many games.

Out of all the controllers, the digital joystick is the easiest to

== Glenn Saunders     http://www.lawguru.com/production/production.html ==
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