GSM GPRS SIM808 Module SMS Chip Development Board

The SIM808 module is a GSM and GPS two-in-one function module that supports GSM/GPRS Quad-Band network and combines GPS technology for satellite navigation. It operates based on the latest GSM/GPS module SIM808 from SIMCOM and is controlled by AT command via UART.

GSM/GPRS

GPS

• Exceed Specified Power Consumption Limits: Avoid exceeding the specified power consumption of about 10mA in sleep mode.,
• Misuse At Commands: Use AT commands responsibly and according to the module's documentation.,
• Operate Outside The Specified Temperature Range (-40 To 85°C): Ensure the module operates within the recommended temperature range.

• Send A Text Message In English: Ensure proper English text message format.,
• Specify Calls And Automatically Hang Up After 1 Minute: Implement call handling logic accordingly.,
• Control Led Open Circuit Upon Receiving Specified Text Messages: Develop logic to interpret and act upon incoming text messages.,
• Send A Message Upon Module Registration To The Network Until Reading A Sim Card: Implement continuous message sending logic until SIM card is detected.,
• Connect To A Specified Server And Send Specified Data By Gprs: Establish GPRS connection and send data as required.

• Limit: Approximately 10mA in sleep mode

• Min: -40°C,
• Max: 85°C

• Description: Supports SIM card: 1.8V, 3V. Supports 2G/3G/4G Mobile Unicom card.

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