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Re: [avr-chat] Atmega128, JTAG and ADC
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From: |
Brian Dean |
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Subject: |
Re: [avr-chat] Atmega128, JTAG and ADC |
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Date: |
Sun, 17 Jul 2005 18:39:29 -0400 |
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User-agent: |
Mutt/1.5.9i |
On Sun, Jul 17, 2005 at 12:48:58AM -0700, Larry Barello wrote:
> if (MCUCSR & _BV(JTRF) != 1)
> {
> MCUCSR |= _BV(JTD);
> MCUCSR |= _BV(JTD);
> }
>
> But find that no matter what the code is executed.
Your expression will never be false, since JTRF is bit 4, not bit 0.
I think you want:
if ((MCUCRS & _BV(JTRF)) != _BV(JTRF)) {
...
}
-Brian
--
Brian Dean
ATmega128 based MAVRIC controllers
http://www.bdmicro.com/
- [avr-chat] PID Tutorial/ Examples, Royce & Sharal Pereira, 2005/07/15
- Re: [avr-chat] PID Tutorial/ Examples, Christopher X. Candreva, 2005/07/15
- Re: [avr-chat] PID Tutorial/ Examples, Royce & Sharal Pereira, 2005/07/16
- Re: [avr-chat] PID Tutorial/ Examples, Richard Urwin, 2005/07/16
- [avr-chat] Atmega128, JTAG and ADC, Larry Barello, 2005/07/17
- RE: [avr-chat] Atmega128, JTAG and ADC, Ben Mann, 2005/07/17
- Re: [avr-chat] Atmega128, JTAG and ADC,
Brian Dean <=
- Re: [avr-chat] Atmega128, JTAG and ADC, Richard Urwin, 2005/07/17
- RE: [avr-chat] Atmega128, JTAG and ADC, Larry Barello, 2005/07/17
- Re: [avr-chat] Atmega128, JTAG and ADC, Brian Dean, 2005/07/17
- Re: [avr-chat] Atmega128, JTAG and ADC, Jeff Epler, 2005/07/17
- RE: [avr-chat] Atmega128, JTAG and ADC, Larry Barello, 2005/07/17
Re: [avr-chat] PID Tutorial/ Examples, Alan Kilian, 2005/07/15