Yahoo Groups archive

AVR-Chat

Index last updated: 2026-04-28 22:41 UTC

Message

Re: [AVR-Chat] Re: [codevisionavr] ISP problem: very high current when ISP switched ON (more 200mA)

2005-02-13 by David Kelly

On Feb 13, 2005, at 8:30 AM, Zack Widup wrote:

> I've been using the Altera Byteblaster to program Altera CPLD's.  The
> Byteblaster I use has no power source in itself and gets its power from
> the board it's programming.

Valerij is using an AVR and the Atmel AVR-ICE provides power to the 
circuit. Don't know what ICE is actually being used.

> It could very well be latch-up.

It could but a 7805 is an ancient part and IIRC will suck its output 
side down rather than let it float higher than its input.

--
David Kelly N4HHE, dkelly@HiWAAY.net
========================================================================
Whom computers would destroy, they must first drive mad.

Attachments

Move to quarantaine

This moves the raw source file on disk only. The archive index is not changed automatically, so you still need to run a manual refresh afterward.