SIM 900 GSM/GPRS SHIELD is compatible with arduino and it use AT command.
Features
- Quad-Band 850/900/1800/1900MHz
- GPRS multi-slot calss 10/8
- GPRS mobile station class B
- Compliant to GSM phase 2/2+
- Class 4 (2W@850/900MHz)
- Class 1 (1W@1800/1900MHz)
- Control via commands (GSM 07.07, 07.05 and SIMCOM enhanced AT Commands)
- Short message service
- Free serial port selection
- All SIM900 pins breakout
- RTC supported with SuperCap
- Operation temperature: -40℃~ +85℃
Specifications
Electrical Characteristics
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SIM900 |
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TOP SIM900 |
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BOTTOM SIM900 |
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Schematic Diagram SIM900 |
i can not see schematic diagrame clearly can u please send me this file(*.sch)
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