Re: Slight digression Re: Power-On Reset
From: Ken Smith (kensmith_at_green.rahul.net)
Date: 02/23/05
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Date: Wed, 23 Feb 2005 14:54:49 +0000 (UTC)
In article <bfco11dv6vasme5v2nro90l22ja5u3el14@4ax.com>,
Allan Herriman <allan.herriman.hates.spam@ctam.com.au.invalid> wrote:
>On Tue, 22 Feb 2005 19:29:16 +0000 (UTC), kensmith@green.rahul.net
>(Ken Smith) wrote:
[...]
>>Many FPGA and CPLD circuits do not become sane until the supply voltage
[...]
>I fixed it by gating the port outputs with a 74HC part.
Unfortunately I just caught a part holding its output high until Vcc was
high enough to be taken as logic high by a 74HC part. I've had to add and
and gate to the system.
-- -- kensmith@rahul.net forging knowledge
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