We have a small project to collect water well data in the field, basically a PCB with an ATmega2560, SD card and a bunch of sensors. The current version works well, but over the past few months, we had to change the firmware a few times. Bit of an issue, take laptop to field, connect and reload. Can…

How to design a PCB that allows firmware updates.

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Demonic69 March 2, 2012, 10:32am 8

Couldn't you just run a tiny sketch on the Arduino with a #include and a function in a .h file on the SD card?
When you say firmware, do you mean a sketch?

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How to design a PCB that allows firmware updates.

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