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Re: [avr-gcc-list] Re: can't compile gcctest9

From: Joerg Wunsch
Subject: Re: [avr-gcc-list] Re: can't compile gcctest9
Date: Wed, 5 Mar 2003 13:54:18 +0100 (MET)

In article <address@hidden> you write:

>I changed 
>#define get_ticks() __inw_atomic(TCNT1)
>in "timer.h"
>#define get_ticks() _SFR_WORD(TCNT1)

Hmm, be careful, don't do this if it's not guaranteed that
interrupts won't disturb it.

Otherwise, use

inline uint16_t
  uint16_t rv;
  uint8_t sreg;

  sreg = SREG;
  rv = TCNT1;
  SREG = sreg;

  return rv;
>|    JA1FMZ, MoroisoYachtOwnersClub, exJapanMotorGliderClub       |

73 de DL8DTL
J"org Wunsch                                           Unix support engineer
address@hidden        http://www.interface-systems.de/~j/

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