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If anyone knows where I can find the datasheet for this particular board please let me know. The pins are not labeled so I have no idea which pin is what.
I am currently using a SIM900 and an ATMega88PA to conduct serial communication. I have ran into multiple problems, which are...
1) I changed the baud rate of the SIM900 by sending the AT command
"AT+IPR=115200"
and now I cannot change the baud rate back to 9600 because the characters that I...
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