SIM800 Series AT Command Manual

General Notes SIMCom offers this information as a service to its customers, to support application and engineering efforts that use the products designed by SIMCom. The information provided is based upon requirements specifically provided to SIMCom by the customers. SIMCom has not undertaken a

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SIM800 Series AT Command Manual

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GSM/GPRS

SIM800是一款四频GSM/GPRS模块, SMT 封装。其性能稳定，外观小巧，性价比高，能满足客户的多种需求。\n \nSIM800工作频率为GSM/GPRS 850/900/1800/1900MHz，可以低功耗实现语音、SMS、数据和传真信息的传输。SIM800尺寸为24*24*3mm，能适用于各种紧凑型产品设计需求。同时通过支持蓝牙和Embedded AT等高级特性，可以为客户节省成本和快速开发带来更多便利。\n \n                                                 主要特性\n• 四频850/900/1800/1900MHz\n• GPRS multi-slot class 12/10\n• GPRS mobile station class B\n• 满足GSM 2/2+ 标准\n–Class 4（2 W @850/900MHz）\n–Class 1（1 W @1800/1900MHz）\n• 蓝牙：兼容3.0+EDR\n• 尺寸：24*24*3mm\n• 重量：3.14g\n• 通过AT命令控制（3GPP TS 27.007, 27.005 和SIMCOM 增强AT命令集）\n• SIM应用工具包\n• 供应电压范围： 3.4 ～4.4V\n• 低功;

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保护变压器

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Hardware_Design_V1.02

SIM800C will be powered off in the following situations：  Normal power off procedure: power off SIM800C by the PWRKEY pin.  Normal power off procedure: power off SIM800C by AT command “AT+CPOWD=1”.  Abnormal power off: over-voltage or under-voltage automatic power off.  Abnormal power off:

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Dual-band 850/900/1800/1900MHz

General features •Dual-band 850/900/1800/1900MHz •GPRS multi-slot class 12/10 •GPRS mobile station class B •Compliant to GSM phase 2/2+ –Class 4 (2 W @850/900MHz) –Class 1 (1 W @1800/1900MHz) •Dimensions: 24*24*3mm •Weight: 3.1g •Control via AT commands (3GPP TS 27.007, 27.005 and SIMCom

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Hardware Design_V2.02

Power supply - 3.4V ~4.4V Power saving - Typical power consumption in sleep mode is 1.04mA (BS_PA_MFRMS=9 ) Frequency bands - Quad-band: GSM 850, EGSM 900, DCS 1800, PCS 1900. SIM800H&SIM800L can search the 4 frequency bands automatically. The frequency bands can also be set by AT command “

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Hardware Design_V2.02

Power supply - 3.4V ~4.4V Power saving - Typical power consumption in sleep mode is 1.04mA (BS_PA_MFRMS=9 ) Frequency bands - Quad-band: GSM 850, EGSM 900, DCS 1800, PCS 1900. SIM800H&SIM800L can search the 4 frequency bands automatically. The frequency bands can also be set by AT command “

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Hardware Design V1.02

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Dual-band 850/900/1800/1900MHz

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