Transcription of LoRa&LoRaWAN系列常见问题
1 LoRa& lorawan 2020Ai-Thinker 1 19 LoRa& lorawan --- 2020 LoRa& lorawan 2020Ai-Thinker 2 19 1. LoRa& lorawan 2. Semtech LoRa lorawan / LoRa& lorawan 2020Ai-Thinker 3 19 LoRa& lorawan ..1 .. LoRa .. LoRa ..56. LoRa ..67. ADR ..616.. Ra-01,Ra-02 ..620. lora ..621. LoRa .. mesh .. lorawan ..725. LoRa .. Ra-02 Tx ..710. LoRa 20dBm ..811. +20dBm ..826. +20dBm .. CAD ..1013. FSK LoRa ..1014. LoRa LoRa ..1015. BW Rs DR ..1027. LoRa BW SF CR ?..1128. LoRa CRC ..1129. LoRa RSSI.
2 256 ..1233. LoRa ..1335. SX1278 .. IO ..1639. LoRa DIOx DIOx MCU ..1640. LoRa Ra-06 ..16 LoRa& lorawan 2020Ai-Thinker 4 19 41..16 ..17 ..17 ..17 ..1743. STM32 ..18 ..18 ..19 LoRa& lorawan 2020Ai-Thinker 5 19 LoRa LoRa(LongRange ) CSS FEC LoRa LoRa FSK 8-10dB LoRa PHY -Mesh Star LoRa LoRa lorawan LoRa RF IP LoRa LoRa GMSK LoRaTM LoRa PHY SX1272 SX1276 LoRa& lorawan 2020Ai-Thinker 6 19 6.
3 LoRa LoRa LoRa LoRa LoRa 7. ADR ADR ADR LoRa ADR RF 16. Lora AT classB Ra-01,Ra-02 Ra-06 MCU 127X MCU MCU LoRa AT Ra-01 Ra-02 SPI 127x LoRa 20. lora SPI Version 0x12 DIO0 MCU DIO0 LoRa syncword) 21. LoRa LoRa LoRa LoRa& lorawan 2020Ai-Thinker 7 19 mesh LoRa PHY mesh LoRa mesh lorawan SX1301 8 lorawan 150 SX1301 62500 lorawan LoRa lorawan lorawan L lorawan 25.
4 LoRa i-V LoRa Semtech LoRa FSK RF FSK LoRa RF LoRa FSK FSK Ra-02 Tx +20dBm / +19dBm+ LoRa& lorawan 2020Ai-Thinker 8 19 10. LoRa 20dBm +20dBm RF RF +19dBm 11. +20dBm 1.) PA_Boost 20dBm PA_boost RFO 2.) RegPaConfig RegOcp RegPaDac 3.) Semtech PCB 26. +20dBm LoRa& lorawan 2020Ai-Thinker 9 19 LoRa& lorawan 2020Ai-Thinker 10 19 CAD CAD LoRa RSSI LoRa CAD CAD CAD_Detected RX 13.
5 FSK LoRa LoRa SPI FSK LoRa LoRa 14. LoRa LoRa TX FSTX LoRa LoRa CW 15. BW Rs DR Rs=BW/(2^SF) DR=SF*(BW/2^SF)*CR SemtechLoRa LoRa& lorawan 2020Ai-Thinker 11 19 27. LoRa BW SF CR ? lorawan 125kHz BW BW SF CR LoRa 28. LoRa CRC LoRa CRC FIFO PayloadCrcError ExplicitHeader CrcOn PayloadCrcError CrcOn 29. LoRa RSSI LoRa RegPktRssiValue RegRssiValue RegPktRssiValue RSSI RegRssiValue FSK LoRa RSSI LoRa PktRssi CurrentRssi RSSI SemtechAPI LoRa 256 SX127xLoRa LoRa 256 FIFO 256 TX RX 256 LoRa& lorawan 2020Ai-Thinker 12 19 Lora Lora CAD CAD Lora CAD 33.
6 LoRa 1. MCU STM8L151C8T6 RTC 400nA RTC MCU RAM(4KB) EEPROM(2KB) LoRa& lorawan 2020Ai-Thinker 13 19 SX1278 2. SX1278 LoRaTM ( ) < = =12mA ( )=120mA. MCU + SX1278 3. MCU MCU STM8L151C8T6 4. MCU MCU RF MCU 1. MCU 2 MCU MCU MCU 2 STM8L151C8T6 5 477us MCU 2. MCU LoRa MCU MCU STM8L151C8T6 2 RF MCU WFI RF MCU MCU HALT RTC MCU 3.
7 MCU 2 CRC16 CRC16 CRC16 LoRa MCU 35. SX1278 1. 0x06~0x80 RegFrMsb RegFrMid RegFrLsb LoRa& lorawan 2020Ai-Thinker 14 19 470M Frf=470*2 19 /32=0x758000 RegFrMsb=0x75 RegFrMid=0x80;RegFrLsb=0x00 RegPaConfig(0x09); RegPaConfig(0x4D) 20dBm SX1276 Write(REG_LR_PADAC,0x87);//highpowerSX12 76 Write(REG_LR_PACONFIG,0x8F);3. GPIO PA_BOOST RFI_LF lora lorawan SynvWord 0x12 x1278 lorawan 8 1023 symbols RxTimeout 7. BW coderate,datarate LoRa& lorawan 2020Ai-Thinker 15 19 8.
8 Sx1278 6 Dio0 Dio1 SX1276 ~500kHz 6~12 SX1277 SX1276 6~9 SX1278 SX1276 UHF SX1278 Semtech LoRa RF Ra-01 Ra-02 Ra-06 SX1278 01,02 Ra-06 IO SX1276/7/8 6 DIO IO LoRa RegDioMapping1 RegDioMapping2 LoRa& lorawan 2020Ai-Thinker 16 19 18 DIO0 / /CAD LoRa 256 39. LoRa DIOx DIOx MCU LoRa FSK DIO SX127xLoRa DIO DIO MCUGPIO DIO DIO MCU MCU 40. LoRa Ra-06 LoRa Ra-06 Ra-06 41.
9 8 6 LoRa& lorawan 2020Ai-Thinker 17 19 12 6 65536 6+4 65535+4 RegModemConfig1 ImplicitHeaderModeOn 16 CRC 4/8 CRC CRC CRC SF 6 LowDataRateOptimize LoRa 16 LowDataRateOptimize LowDataRateOptimize CR CRC FIFO LoRa& lorawan 2020Ai-Thinker 18 19 43.
10 STM32 1.\User\SX1278\radio\ 2.\User\SX1278\radio\ 3.\User\SX1278\radio\ 4.\User\SX1278\radio\ SX1276 \User\SX1278\radio\ RadioDirver FSK LoRa LoRa \User\SX1278\radio\ LoRa HAL SX1276 \User\SX1278\radio\ LoRa& lorawan 2020Ai-Thinker 19 19 URL Wi-Fi Wi-Fi DOCS C 410 0755-29162996
