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From: Mike Harrison
Subject: Re: ST6 Programming Issues - Any one else.
Organization: White Wing Logic
X-Newsreader: Forte Agent 1.9/32.560
Date: Sat, 12 Oct 2002 11:18:27 +0100
NNTP-Posting-Date: Sat, 12 Oct 2002 11:18:37 BST
Starter kits are not normally fully specced for production use (e.g.
verifying at high and low voltages) - you should probably be using a
On Sat, 12 Oct 2002 13:06:27 +0930, "Donald"
>We are observing a problem in recent times where we program ST62T30BM6 with
>starter kit. The software we program into the unit returns a checksum for
>the EPROM contents.
>Product has been stable for months but now the checksum returned on about
>90% of several batches of processor is incorrect when warmed up and the
>product exhibits eradic behaviour when warmed. Part verifies in programmer
>when hot though - it seems that internal reads are less reliable than
>programmer verifies .
>If the micro is programmed twice with same code all of the above problems
>Two questions for the group.
> Has any one else observed similar porblem ?
> Has any one got the programming specification for ST6 micro's (ST do not
>seem to provide on WEB) ?
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