profitablecrop

Problem actually appears code related somehow after I tried to scrap away code..also the hardware reasoning would not make much sense. I gutted some blocks of code and issue went...

Backing up and looking for more info on the analog pins, I found that there must have been an issue with the reference voltage. I adjusted the mega reference voltage...

Direct Xbee or an Xbee adaptor directly to the board, 5v/3.3v, GND, Tx, Rx pins only, no shield for the xbee. Using the GSM shield on the Mega. If I...

I have a custom board built more or less as a shield on the mega, and then the GSM shield on my shield. Powered from a 12v SLA battery with...