The clock/MCU is running at 4Mhz and I am using RB6 as an output to an
unrelated task. It is only RB7 that receives the input.

-----Original Message-----
From: pic microcontroller discussion list
[mailto:PICLIST@MITVMA.MIT.EDU]On Behalf Of Sergi Sanchez
Sent: Wednesday, August 01, 2001 11:49 AM
To: PICLIST@MITVMA.MIT.EDU
Subject: Re: [PIC]:Timer1 as Async Counter


> use pin RB7/T1OSI as an input pin for the counter. The pin is
> receiving a
> square wave signal between 13Khz and 15Khz of 0V to 5V.
>
> My dev settings are T1CON = 0x0F == Prescale 1:1, T1OSCEN =
> 1, T1SYNC = 1,
> TMR1CS = 1, TMR1ON.

have you any signal connected to RB6?
what clock frequency are using you?

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