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Forum Index : Microcontroller and PC projects : Forced to enter 4 Pins? (OPTION COUNT pin1, pin2, pin3, pin4)

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Amnesie
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Joined: 30/06/2020
Location: Germany
Posts: 396
Posted: 10:49am 28 Sep 2023
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Ahh me again,

of course I first looked into the manual, but it states only:

Specifies which pins are to be used as Count inputs.
By default these are GP6, GP7, GP8 and GP9.
The SETPIN command defines the Counter mode.
This command must be run at the command prompt (not in a program).


Problem: I don't have as many Pins left. My project consumes already all pins and
GP2 (pin 4) I have reserved for this job. Why I am forced to enter 4 Pins?

I lerned from another topic that it is possible to leave them "blank" like:

OPTION COUNT , , ,GP2
 

but then I get an SYNTAX ERROR...

I am afraid by just taking "random" Pins (which are already used by my program) I am introducing other conflicts or errors.

I just need one Pin as a Counting, and that's GP2, is that possible?

Best wishes and forgive my noobness! Sadly the manual doesn't tell me about that specific case..    


Daniel
Edited 2023-09-28 20:51 by Amnesie
 
matherp
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Joined: 11/12/2012
Location: United Kingdom
Posts: 9122
Posted: 11:13am 28 Sep 2023
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Just specify any pins. If you don't use them as count pins it is completely benign.
 
Mixtel90

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Joined: 05/10/2019
Location: United Kingdom
Posts: 6798
Posted: 11:15am 28 Sep 2023
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Peter answered it. :)
Edited 2023-09-28 21:16 by Mixtel90
Mick

Zilog Inside! nascom.info for Nascom & Gemini
Preliminary MMBasic docs & my PCB designs
 
Amnesie
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Joined: 30/06/2020
Location: Germany
Posts: 396
Posted: 02:07pm 28 Sep 2023
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Thank you, I thought if they are already in use there might be problems later on ...

Greetings
Daniel
 
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