At 06:16 PM 3/2/2004 -0500, you wrote:


>Are these (LVP, writing own program memory) not orthogonal?

To some extent, but the CONFIG switch disabling the internal charge
pump makes things more secure. Not quite as good as a hardware write
disable or leaving out the charge pump entirely, but it doesn't use up a
pin, and I imagine the charge pump is shared with the EEPROM circuitry.

Best regards,

Spehro Pefhany --"it's the network..."            "The Journey is the reward"
speff@interlog.com             Info for manufacturers: http://www.trexon.com
Embedded software/hardware/analog  Info for designers:  http://www.speff.com

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