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 Robotics / RCX / pbFORTH / 54
53  |  55
Subject: 
FW: New pbFORTH
Newsgroups: 
lugnet.robotics.rcx.pbforth
Date: 
Tue, 11 May 1999 16:36:13 GMT
Viewed: 
1385 times
  
-----Original Message-----
From: John Cooper [mailto:robots@jpsc.co.uk]
Sent: Wednesday, May 05, 1999 10:13 AM
To: Ralph Hempel
Subject: Re: New pbFORTH


I've figured out how POWER_GET works, but not the return values. From the
docs it takes one argument, but the code says two ( addr-a code -- )

HEX RCX_POWER 4000 POWER_GET RCX_POWER @ DECIMAL .

seems to return 2 if the button isn't pressed, and 0 if it is.

That is correct if you look at Kekoas description on his internals page,
although he says the return value is one for not pressed,

Definately 2

Do you know the mapping of the raw battery voltage values? I seem to get
280 (decimal) for NiCds

Again, see Kekoa's page...the reference is on my home page.

I couldn't see it earlier, but I see now that the voltage in millivolts is
rawvoltage * 0xABD4 / 0x618

or 280 * 0.0282 gives 7.9v for my fully charged NiCds

I think it would be batter to have two calls
get_on_off_key_state ( -- state )
get_battery_voltage ( -- millivolts )
and do whatever needs to be done to return a flag for the first and true
voltage for the second.

You are probably right here. I did what I did so you could query once and
then just look at the variable. It's easy to hide the RCX_POWER function in
your prototypes.

Of course - I'm just putting up flags here for future words to turn pbFORTH
into a polished system

POWER_OFF doesn't seem to work for me. I've tried:

RCX_INIT
POWER_INIT
BUTTON_INIT
SENSOR_INIT

then:

POWER_OFF

just causes the RCX to die and the ON/OFF button doesn't get it back.

Yes, there IS still a bug, I'll dig it up shortly.

Oh, good - it's not just me then

I've tried HAT and BUILD and SLEEP, etc and so far it seems to work.

Neat, huh? But what on earth does HAT mean? Something A Task ?

Here A Task? Something Japanese?

Have you tried MARKER, it is a really useful word.

Ah, I thought that one was broken...
--
John Cooper, Wallington, UK



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