I don't know whether it will do everything you asked for but you might try...

<www.mikroelektronika.co.yu/english/product/tools/picflashusb.htm>





>I need to source an ICSP programmer for occaisional field upgrades by our
>apps engineers. The requirements are:
>
>Must supports 18F series (specifically 18F452 and 18Fx620).
>Must support LVP operation.
>Must support programming devices at both 3.3volts and 5volts.
>Must have robust software with capability of exporting separate memory areas
>(i.e. program, configuration, eeprom) much as MPLAB does.
>Must cost less than a Promate!
>
>Preferably verify at high/low voltages
>Preferably smallish size
>
>Any suggestions?
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