4.7 (149) In stock
Hello I have Simcom SIM900a GSM (SIM900 (SIM900A) Mini DEV Board v3.9.2) and I am interfacing it with Arduino UNO. I have no idea how to connect SIM900a to Arduino UNO. What I did now is: I connect the following Pin from above Image to: 5 to: GND (Digital GND near Pin 13) 6 to: 5V of Arduio 2 to: GND of Arduino near 5V 3 to: Digital Pin 0 of Arduino (RX) 4 to: Digital Pin 1 of Arduino (TX) 1 to: (No idea) From Picture option 7, 8, 9 are not connected to anything. Can you please gu
How to get the best out of this forum - IDE 1.x - Arduino Forum
Sending SMS & Call with GSM Module and Raspberry Pi 4 - The
which board to choose from - Microcontrollers - Arduino Forum
Showing results of SIM900a in serial monitor - Project Guidance
Send SMS with Arduino UNO and SIM900D using AT Commands - The
serial - How to interface arduino nano with sim900A? - Arduino
SIM900A GSM Module Interfacing with Arduino
arduino - Connecting GSM SIM900A module with Ardunio - Electrical Engineering Stack Exchange
Help for (GSM SIM900A) Part - parts help - fritzing forum
SIM900 GSM GPRS Shield with Arduino
SIM900A network connection problem - General Electronics - Arduino
SIM900A and Arduino interfacing problems. - Arduino Forum
How to Flash the SIM900A Module - Projects
GSM Interfacing with PIC Microcontroller PIC16F877A - Make and