On Mon, 2007-03-19 at 08:04 -0500, Stuart Stevenson wrote:
> I would end up with a control display for every operator. How fun
> would that be?
A lot of fun! ;)
************************
;Jog wheel algorithm
;Initial state
accumulated_clicks = jog_wheel_position
direction = 0
while (jog_wheel_enabled) {
if (jog_wheel_position != accumulated_clicks) {
;start moving
if (jog_wheel_position > accumulated_clicks) {
commanded_position++
direction = 1
} else {
commanded_position--
direction = -1
}
;ignore further clicking in the same direction
;while axis is not in deceleration
while (!selected_jog_axis_decelerating) {
if (
(jog_wheel_position > accumulated_clicks && direction = -1)
||
(jog_wheel_position < accumulated_clicks && direction = 1)
) {
next
}
accumulated_clicks = jog_wheel_position
};while not in decel
};if jwp != ac
};while(1)
************************
I thought this was going to be more complex, but I guess this is how I
think it should work. It kind of mimics how we accelerate & brake a car;
a bangbang velocity controller with human reaction time hysteresis.
Your thoughts?
Matt
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