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E108-GN02S GPS/BDS /GLONASS Multi-mode satellite positioning module
[Introduction]：E108-GN02S is a highly integrated, low-power, low-cost multi-mode satellite positioning and navigation chip. It can be used for GPS/GNSS positioning applications such as car navigation, smart wearable, and drone. It also provides software and hardware interfaces compatible with other module manufacturers,which greatly reduces the user's development cycle.
Official Store| Type | Indicator | Typ. | Unit |
| Positioning time（test condition 1） | Cold start | 27.5 | S |
| Hot start | ＜1 | S | |
| Re-capture | ＜1 | S | |
| A-GNSS | ＜10 | S | |
| Sensitivity（test condition 2） | Cold start | -148 | dBm |
| Hot start | -162 | dBm | |
| Re-capture | -164 | dBm | |
| Follow | -166 | dBm | |
| Accuracy（test condition 3） | Horizontal positioning accuracy | 2.5 | m |
| Height positioning accuracy | 3.5 | m | |
| Speed positioning accuracy | 0.1 | m/s | |
| Timing accuracy | 30 | ns | |
| Power consumption（test condition 4） | Capture current | 30 | mA |
| Follow current | 20 | mA | |
| Operating temperature | - | -35℃--85℃ | - |
| Storage temperature | - | -55℃--100℃ | - |
| Humidity | - | 5%-95%RH（Nocondensation） | - |
| Type | Details | |
| Protocol | NMEA0183 V4.1 and previous version，max updating frequency is 10Hz | |
| GPS system | BDS/GPS/GLONASS | |
| Peripheral interface | UART（TXD/RXD） or GPIO | |
| Low power | Available | |
| Ultra-low power | Available | |
| Periodical low power | Available | |
| Direct low power | Available | |
| Parameter setting software | Available | |
| Certification | Pending | |
| Size | 16*12*2.4mm(L*W*H) | |
| Package | Half hole（SMT） | |
| Power supply | VCC | 2.8V—4.3V（3.3V） |
| UART | Communication level | 2.8V |
| Baud rate（bps） | 9600（default）、115200（customizable） | |
| Data bit | 8bit | |
| Stop bit | 1 | |
| Parity | None | |