The SIM900A is a complete Dual-band GSM/GPRS solution in a SMT module which can be embedded in the customer applications. Featuring an industry-standard interface, the SIM900A delivers GSM/GPRS 900/1800MHz performance for voice, SMS, Data, and Fax in a small form factor and with low power consumption.
GSM stands for Global System for Mobile Communications and is the global standard for mobile communications.
GPRS stands for General Packet Radio Service. GPRS is a mobile service on the 2G and 3G cellular communication
I want to learn thanks
as per above information — Compatible with Arduino and clones ..
Can we use above SIM with ESP32 WROOM ?
Yes you can use with ESP32.
Sir I need a help from you,
I am using the Same GSM module but as soon as I power it the network led is glowing in red after a min it blinks on every 3 sec on red, on first usage it used to glow in green but from second time onwards it is not glowing in green and I am getting errors in serial monitor. Please help me out , i have used airtel 4g sim in it
sir the sms is not recieving i have tried for lot times
Thanks for finally talking about > SIM900A GSM Module and Arduino: Sending
and Receiving SMS Using AT Commands < Loved it!
Will it support with arduino mega with same connections
Yes
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