SIM900A is compact, high reliability of the wireless module, the SMT encapsulates the double-frequency GSM/GPRS module solution, using powerful processor ARM9216EJ-S kernel, can satisfy the low cost, compact size of the development requirements.
Detailed introduction
SIM900GSM/GPRS
The industrial standard interface, make have GSM/GPRS 900/1800 MHz function of the SIM900A in small size and low power consumption realize voice, SMS, data and fax information transmission with high speed. SIM900A can meet the application requirements, M2M almost all small, compact design especially. The physical size of: 24 mm x 24 mm x 3 mm. Based on mature reliable technology platform, and provide from product definition to design and production support services.
Basic features:
· double-frequency GSM/GPRS 900/1800 MHz
· GPRS (10/8) standard equipment
· GPRS (B) equipment
· meet GSM (2/2 +) standard
-4 (2 W inter-class @ 850/900 MHz)
-1 (1 W inter-class @ 1800/1900 MHz)
Size: 24, mmx24 mmx3mm
· weight: 3.4 g
· through AT command control (GSM07.07, 07.05 and enhance AT command)
SIM application, kit
· support voltage range 3.4 V... 4.5 V
· dormancy state power consumption 1.5 mA
Support the user customization, MMI and keyboard/LCD, SPI/the I2C/GPIO/PWM/ADC interface, support the RTC (Real-Time Clock)
, the function, the antenna connectors and interface UART antenna welding plate
Embedded strong, the TCP/IP protocol stack, support IP connection
Low power consumption, normal operating temperature: ° C to + 80 ° C