Kuman SIMCOM SIM900 GSM GPRS Quad-Band Modules 2G Development Shield Board for Arduino UNO R3 Mega with antenna and Nano Sim Adapter
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Last refresh Nov/07/2017 10:39 PM
SIM900 Shield GPRS expansion board is 100% compatible with all standard Arduino development board.
1.Make sure your SIM card is unlocked.
2.It is without an insulating enclosure. Please observe ESD precautions specially in dry (low humidity) weather.
3.The factory default setting for the GPRS Shield UART is 19200 bps 8-N-1. (Can be changed using AT commands).
4.Computer debugging USB--TTL : Powered by: 5V-26V, recommended 2A 5V power supply.
Quad-Band 850/900/1800/1900 MHz
GPRS multi-slot class 10/8
GPRS mobile station class B
Compliant to GSM phase 2/2+
Class 4 (2 W @ 850 / 900 MHz)
Class 1 (1 W @ 1800 / 1900MHz)
Control via AT commands - Standard Commands: GSM 07.07 & 07.05 | Enhanced
Commands: SIMCOM AT Commands.
Power select - select the power supply for GPRS shield(external power or 5v of arduino)
Power jack - connected to external 4.8~5VDC power supply
Antenna interface - connected to external antenna
Serial port select - select either software serial port or hardware serial port to be connected to GPRS Shield
Hardware Serial - D0/D1 of Arduino
Software serial - D7/D8 of Arduino
Status LED - tell whether the power of SIM900 is on
Net light - tell the status about SIM900 linking to the net
UART of SIM900 - UART pins breakout of SIM900
Microphone - to answer the phone call
Speaker - to answer the phone call
GPIO,PWM and ADC of SIM900 - GPIO,PWM and ADC pins breakout of SIM900
Power key - power up and down for SIM900
Low power consumption - 1.5mA(sleep mode)
Industrial Temperature Range - -40¡ãC to5 ¡ãC +8
3.Nano Sim Adapter kits*1(Nano convert to Micro Sim Adapter*1 , Nano to Standard Sim Adapter*1 , Micro Sim to Standard Sim Adapter*1 ,Card Pin*1)
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