SX1272LM1BAP Semtech

LoRaMote USER GUIDE WIRELESS, SENSING and TIMING PRODUCTS LoRaMote USER GUIDE Revision 2.0 July 2014 Page 1 of 23 www.semtech.com 2014 Semtech Corporation LoRaMote USER GUIDE WIRELESS, SENSING and TIMING PRODUCTS Table of Contents Table of Contents .......................................................................................................................................... 2 Index of Figures ............................................................................................................................................ 2 1 Preamble ................................................................................................................................................ 3 2 Introduction ............................................................................................................................................ 3 3 Ordering Information .............................................................................................................................. 3 4 LoRaMote .............................................................................................................................................. 4 4.1 IMST WiMOD iM880A Module ...................................................................................................... 6 4.2 868 MHz ISM Band PCB Antenna ................................................................................................ 7 4.3 Hardware Details ........................................................................................................................... 8 4.3.1 3-Axis Accelerometer sensor MMA8451Q ................................................................................ 8 4.3.2 3-Axis Magnetometer sensor MAG3110 ................................................................................... 8 4.3.3 Altimeter, Thermometer and Pressure sensor MPL3115A2 ..................................................... 8 4.3.4 SAR proximity sensor SX9500 .................................................................................................. 9 4.3.5 GPS module UP501 .................................................................................................................. 9 4.3.6 IO Expander .............................................................................................................................. 9 4.3.7 EEPROM ................................................................................................................................... 9 5 LoRaMote Demo Software .................................................................................................................. 10 5.1 Updating the LoRaMote Firmware .............................................................................................. 10 5.1.1 Programming the LoRaMote through the JTAG connector .................................................... 10 5.1.2 Programming the LoRaMote through the USB-Bootloader .................................................... 13 5.2 Payload Format ........................................................................................................................... 17 5.3 PER Analysis............................................................................................................................... 18 6 WiMOD iM880A Energy profile ............................................................................................................ 19 Index of Figures Figure 1: LoRaMote Hardware Description ................................................................................................... 4 Figure 2: LoRaMote Schematics ................................................................................................................... 5 Figure 3: WiMOD iM880A Module ................................................................................................................ 6 Figure 4: PCB Antenna ................................................................................................................................. 7 Figure 5: WiMOD Energy Profile ................................................................................................................. 19 Figure 6: Power Consumption Across Time ............................................................................................... 20 Figure 7: Power Consumption with successful Rx ...................................................................................... 21 Figure 8: Power Consumption at SF12 ....................................................................................................... 22 Revision 2.0 July 2014 Page 2 of 23 www.semtech.com 2014 Semtech Corporation