SIM808 Module GSM GPS GPRS module small
SIM808 Module features
Quad-Band GSM 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 850/900 MHz)
-Class 1 (1 W 800/1900MHz)
Control via AT commands (3GPP TS 27.007,27.005 and SIM Com enhanced AT Commands)
Low power consumption
GPS Receiver type
22tracking/66 acquisition-channel GPS L1 C/A code
Sensitivity
Tracking: -165 dBm
Cold starts: -147 dBm
Time-To-First-Fix
Cold start: 30s (typ)
Warm start: 28s (typ)
Hot start: 1s (typ)
Accuracy
Horizontal Position: <2.5m CEP
Note: PWRIN range is from 5.0V to 10V, 5.0V is recommended,
TXD /RXD are TTL level which can be directly connected with MCU.
3.1 Pin definition of 6pin connector
Pin name | Pin number | Mark on PCB | Description | Comment |
SLEEP | 0 | S | control module into sleep mode | Connect with DTR via R124 |
GND | 1,6 | G | GND | GND |
PWRIN +5v | 2 | V | The power supply | 5V-10V |
PWRKEY | 3 | K | Power down | Shorted with GND via R104 by default |
TXD | 4 | T | Transmit Data | TTL Series data Output |
RXD | 5 | R | Receives Data | TTL Series data Input |
Note:
This board does not include the antennas.