but this is the first one we’ve seen that turns your Arduino into a proper cell phone. The shield is based around the SIM900 GSM/GPRS radio module, and is compatible with the SIM908 GSM/GPRS ...

This tasty proof-of-concept cellular sandwich is made by adding a Sim900 GSM/GPRS module, which communicates via UART, to the Pi/TFT hardware while using a piece of foam core board in the middle ...

Block Diagram The security system comprises of an Arduino Uno microcontroller and a standard SIM900A ... (3,4); // RX and TX pins to communicate with GSM module #define msg_key 7 #define call_key 8 ...

This will allow the development platform to connect to the internet via GSM mobile phone networks. The module, or shield ... through the BlueVia website where users can login with their Arduino ...

Hunt used an Adafruit touchscreen as a display and popped in a SIM900 GSM/GPRS module to enable phone calls, send texts, and use data. There’s a 2500mAh LiPo battery and a DC-DC boost converter ...

Arduino has two new boards out which ... Like the MKR WAN 1300, the MKR GSM 1400 is also based on the ARM Cortex-M0+ based SAM D21, but integrates the u-blox module to deliver global 3G communications ...