SIM900A GSM Module Pinout and Projects

SIM900A is a GSM/GPRS (Global System for Mobile Communications/General Packet Radio Service) module produced by SIMCom Wireless Solutions. It is a compact and reliable module that can be easily integrated into various applications that require wireless connectivity, such as remote monitoring and control systems, automotive systems, and smart metering systems.

The module supports quad-band GSM frequencies (850/900/1800/1900MHz) and can be used worldwide. It also supports GPRS class 10 with maximum download and upload speeds of 85.6 kbps. SIM900A can be controlled using AT commands through a serial interface (UART), making it easy to integrate with software applications.

In addition to basic GSM/GPRS functions, SIM900A also supports various advanced features, such as TCP/IP stack, FTP/HTTP protocols, SMS and voice communication, and embedded SIM card reader. It also has a built-in Real-Time Clock (RTC) and a low-power sleep mode, which makes it suitable for battery-powered applications.

SIM900A GSM Module Pinout Diagram:

SIM900A GSM Module Pinout
SIM900A GSM Module Pinout


Download Diagram in HD | Size: 170 KB | PNG Image


Here are some projects related to SIM900A GSM Module