Arduino : Sim 900A gsm module with Arduino / Lesson 4

Hi can you explain the other pins usage in gsm 900a board and can I connect a microphone and speaker to gsm900A?

¡FELICIDADES. MUCHAS GRACIAS!

Awful music….but great information, thank you for sharing

Thank a lot bro❤❤❤ its really work

How i can downaload and softwareseiral library

I tried your code it did not work

i need your help on my project, can i get your email id?

I powered the GSM module through the 5V pin of the UNO but the GSM still cannot register to any network. What is causing this issue?

HI, is there a way i can use sim900 to send SMS using my subscription/megabyte instead of using my airtym balance.

Hello bro. The red light is blinking every seconds. What might be the reason?

Can you give a code sample that if a digital or analog pin of Arduino board is HIGH to send an SMS ?

my gsm module is receiving msg and not sending msg or calling. i used an external power supply of 5v2A.

Hi do you have any Tutorial of this sim900a with Fire Sensor, that will also send sms to phone when detecting a Fire?

Why you had to put that music.....

bro which sim dou you use 2g 3g 4g in your sim900a please tell me bro ?

my pins 7 and 8 has already been plugged.. to what other pin can i plugged for the sim 900a module.

hai, i want to ask, is the connection and configuration for connecting NodeMCU 8266 with GSM 900A is the same? and can u make a video on that?

Gsm 900a is some time work some time not .
What is problem

I need help in connecting gsm 900a and neo 6m please let me know

Hi, I have done the connections and uploaded the code, serial monitor shown s~send sms, but sms is not received, gsm not sending sms, what would be the error? Please help me