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Re: how to do nanosecond delay in ecos?
- To: "dai hongbo" <dai_ecos at 263 dot net>
- Subject: Re: [ECOS] how to do nanosecond delay in ecos?
- From: Jesper Skov <jskov at cambridge dot redhat dot com>
- Date: 04 Jul 2001 15:39:59 +0200
- Cc: ecos-discuss at sources dot redhat dot com
- References: <3B4305E7.20969@mta2>
>>>>> "dai" == dai hongbo <dai_ecos@263.net> writes:
dai> is there a way to do precise delay of nanosecond?
No. The finest resolution is micro seconds, which can achieved by
useing the CYGACC_CALL_IF_DELAY_US macro.
FWIW I don't believe there's any _embedded_ CPU that's actually
capable of executing a whole instruction in a nanosecond. Yet.
Jesper