Jovan Stosic
- SIM800 5v/4v ↔ Arduino 5v
- SIM800 GND (either one) ↔ Arduino GND
- SIM800 SIM_TXD ↔ Arduino D8 (read through for the reason)
- SIM800 SIM_RXD ↔ Arduino D7 (read through for the reason)
Quickstart SIM800 (SIM800L) with Arduino was last modified: December 9th, 2017 by