Today i received a nice little package. Inside was a Pi-Hat for LoRa.
Specifications
Lora Spec
- 168 dB maximum link budget.
- +20 dBm – 100 mW constant RF output vs.
- +14 dBm high efficiency PA.
- Programmable bit rate up to 300 kbps.
- High sensitivity: down to -148 dBm.
- Bullet-proof front end: IIP3 = -12.5 dBm.
- Excellent blocking immunity.
- Low RX current of 10.3 mA, 200 nA register retention.
- Fully integrated synthesizer with a resolution of 61 Hz.
- FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulation.
- Built-in bit synchronizer for clock recovery.
- Preamble detection.
- 127 dB Dynamic Range RSSI.
- Automatic RF Sense and CAD with ultra-fast AFC.
- Packet engine up to 256 bytes with CRC.
- Built-in temperature sensor and low battery indicator.
GPS Spec
- Based on MT3339.
- Power Acquisition:25mA,Power Tracking:20mA.
- Compliant with GPS, SBAS.
- Programmable bit rate up to 300 kbps.
- Serial Interfaces UART: Adjustable 4800~115200 bps,Default: 9600bps.
- Update rate:1Hz (Default), up to10Hz.
- I/O Voltage:2.7V ~ 2.9V.
- Protocols:NMEA 0183,PMTK.
- Horizontal Position Accuracy:Autonomous <2.5 m CEP.
- TTFF@-130dBm with EASY™:Cold Start <15s,Warm Start <5s,Hot start <1s;TTFF@-130dBm.without EASY™:Cold Start <35s,Warm Start <30s,Hot Start <1s.
- Timing Accuracy:1PPS out 10ns，Reacquisition Time <1s.
- Velocity Accuracy Without aid <0.1m/s,Acceleration Accuracy Without aid 0.1m/s².
- Sensitivity Acquisition -148dBm，Tracking -165dBm，Reacquisition -160dBm.
- Environmental:Operating Temperature -40°C to 85°C,Storage Temperature -45°C to 125°C.
- Dynamic Performance Altitude Max.18000m，Maximum Velocity Max.515m/s，Maximum Acceleration 4G.
- L1 Band Receiver(1575.42MHz) Channel 22 (Tracking) /66 (Acquisition).
Dimensions and Weight:
- Size: 60mm*53mm*25mm.
- Net weight: 30g.
Let the testing begin. More will come….
