SIM800L GSM/GPRS Module

Specification:

• Chip: SIM800L
• Supply voltage: 4.8V – 5.0V
• Recommended Supply Voltage: 5V
• Sleep mode < 2.0mA
• Idle mode < 7.0mA
• GSM transmission (avg): 350 mA
• GSM transmission (peek): 2000mA
• Module size: 25 x 23 mm
• Interface: UART (max. 2.8V) and AT commands
• SIM card socket: Micro SIM (Bottom side)
• Supported frequencies: Quad Band (850 / 950 / 1800 /1900 MHz)
• Antenna connector: IPX
• Status signaling: LED
• Working temperature range: -40 do + 85 ° C

Pinout (Bottom Side Left):

• RING (not marked on PBC, first from top, square) – LOW state while receiving call
• DTR – sleep mode. Default in HIGH state (module in sleep mode, serial communication disabled). After setting it in LOW the module will wake up.
• MIC +, MIC -Microphone
• SPK +, SPK-  Speaker

Pinout (Bottom Side Right):

• NET – Antenna
• VCC – Supply Voltage
• RST – Reset
• RXD – Serial communication
• TXD – Serial communication
• GND – Ground

Applications

• Home Alarm System: When a motion sensor detects a movement of an intruder, an SMS will be sent to a predefined number which could be you or your security reaction company and a siren or any other sound device could be triggered in the process as well.
• Remote Controlling System: A mobile phone can be used to Send an SMS to switch ON/OFF remote devices. You could control your entire home devices, switching ON/OFF lights, fans, pool motor, garage motor and so on with just a simple SMS from a distance.
• Security Access Control: A security access can be implemented at apartments or housing complexes. A security guard could inform by intercom a resident if he/she has a visitor at the main gate. with a replied SMS, the resident could open remotely the gate for his/her visitor.
• Remote System Monitoring: In a remote system monitoring application, a Microcontroller for example could be used to constantly monitor the status of a remote sensors, let say temperature or moisture sensors. If a certain condition is reached, the program will send an SMS to notify the situation.

Package Included:

1 X SIM800L GSM/GPRS Module

1 X Antenna
1 X Pin header set (Soldered)