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core: Make TIMER0 ISR noblock

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The TIMER0 ISR takes 1.5us and can affect IBMPC protocol ISR.
Add ISR_NOBLOCK to allow interrupt during TIMER0 ISR.
This commit is contained in:
tmk 2020-05-21 15:41:34 +09:00
parent f80601db96
commit 0ab0ebf8cb
1 changed files with 1 additions and 1 deletions
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2
tmk_core/common/avr/timer.c
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@ -115,7 +115,7 @@ uint32_t timer_elapsed32(uint32_t last)
} }
// excecuted once per 1ms.(excess for just timer count?) // excecuted once per 1ms.(excess for just timer count?)
ISR(TIMER0_COMPA_vect) ISR(TIMER0_COMPA_vect, ISR_NOBLOCK)
{ {
timer_count++; timer_count++;
} }