TTNの使いかた

Transcript

1. 55/ͷ࢖͍͔ͨ 4FFFE
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2. ࣗݾ঺հ 2 2009 2010-2015 2015-2018 2016 2017 2018 ௶Ҫٛߒ
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8. ΩϟϦΞηϯεɺ-#5 -JTUFO
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9. -P3B8"/ͷجૅ஌ࣝ 9 σόΠε ήʔτ΢ΣΠ ωοτϫʔΫαʔόʔ IP packet_forwarder IP ΞϓϦέʔγϣϯ Class A $MBTT
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15. ๻͸8J'J࢖Θͳ͍ͷͰɺ 15 8J'JΠϯλʔϑΣʔεΛ࡟আͯ͠མͱ͠·ͨ͠ɻ
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24. 2" 24
25. ٳܜ 25
26. σόΠε༻ͷϘʔυ 26 #-;-38"/
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27. *$6#&-38"/ʢ೔ຊରԠ൛ʣ 27 #ifdef REGION_AS923_JAPAN if( ( freq < 920600000 ) || ( freq > 923400000 ) ) { DBG_PRINTF("\tChannel ** CANNOT BE ADDED ** in Japan: Freq %d Hz is outside channels 24~38\n\r", freq); return false; // Japan region channels used are 24~38 (Center Freq: 920.6 MHz to 923.4 MHz @ 200 kHz max BW each) // Note: We do not use Japan channel plan for 33~61 due to unavailability of channel-by- channel controls for LBT, TX time, Pause time and Duty cycle in this stack. } #else if( ( freq < 915000000 ) || ( freq > 928000000 ) ) { return false; } #endif REGION_AS923_JAPANϚΫϩͰ೔ຊରԠͷઃఆ͕ೖΔΑ͏ʹͳ͍ͬͯΔɻ
28. *$6#&-38"/ʢ೔ຊରԠ൛ʣ 28 /*! * Default Max EIRP */ #ifdef REGION_AS923_JAPAN #define AS923_DEFAULT_MAX_EIRP 13.0f #else #define AS923_DEFAULT_MAX_EIRP 16.0f #endif EIRP΋20mW==13dBmʹઃఆ͍ͯ͠Δɻ
29. *$6#&-38"/ʢ೔ຊରԠ൛ʣ 29 /*! * Maximal datarate that can be used by the node */ #ifdef REGION_AS923_JAPAN #define AS923_TX_MAX_DATARATE DR_5 #else #define AS923_TX_MAX_DATARATE DR_7 #endif /*! * Maximal datarate that can be used by the node */ #ifdef REGION_AS923_JAPAN #define AS923_RX_MAX_DATARATE DR_5 #else #define AS923_RX_MAX_DATARATE DR_7 #endif ग़య: RP2-1.0.1 LoRaWAN Regional Parameters ઌड़ͷͱ͓Γɺ೔ຊͰ͸200 kHzͰChΛ۠੾͍ͬͯΔͷͰɺଳҬ250 kHzͷDR_6͸࢖Θͳ͍༷ʹ͍ͯ͠Δɻ
30. ೔ຊ޲͚ͷίʔυ 30 ϑΝʔϜ΢ΣΞɿ*$6#&-38"/ ʢ೔ຊରԠ൛ʣ
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31. 55/
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34. -P3B8"/ͷجૅ஌ࣝ 34 σόΠε ήʔτ΢ΣΠ ωοτϫʔΫαʔόʔ IP IP ΞϓϦέʔγϣϯ AppEUI DeviceEUI Gateway ID AppKey
35. 55/
    σόΠεͷొ࿥ 35 ˡద౰ͳ໊લΛ͚ͭΔ ˡσόΠεʹ෇͍͍ͯΕ͹ɺͦΕΛɻ
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36. 55/
    σόΠεͷొ࿥׬ྃ 36
37. -P3B8"/ͷجૅ஌ࣝ 37 σόΠε ήʔτ΢ΣΠ ωοτϫʔΫαʔόʔ IP IP ΞϓϦέʔγϣϯ AppSKey NwkSKey AES Encryption AppEUI DeviceEUI Gateway ID AppKey ηογϣϯ伴Λ௨৴Ͱަ׵͢Δͷ͕ɺ
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38. %FW&6* 38 https://www.murata.com/en-us/support/faqs/products/lpwa/lora/software/0001
39. %FW&6* 39 https://lora-developers.semtech.com/library/tech-papers-and-guides/the-book/deveui/
40. 06* 40
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42. ϓϩδΣΫτΛ։͘ 42 I-CUBE-LRWAN v1.1.1-AS923-JP-v3¥Projects¥Multi¥Applications¥LoRa¥End_Node¥MDK-ARM¥B-L072Z-LRWAN1
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46. ήʔτ΢ΣΠͰ΋֬ೝͰ͖·͢ 46
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    Ͱ-P3B8"/ͯ͠ΈΔ 47 $ mbed import mbed-os-example-lorawan $ cd mbed-os-example-lorawan $ mbed target DISCO_L072CZ_LRWAN1 $ vi mbed_app.json "lora.phy": "JP920", "lora.device-eui": "{ YOUR_DEVICE_EUI }", "lora.application-eui": "{ YOUR_APPLICATION_EUI }", "lora.application-key": "{ YOUR_APPLICATION_KEY }" มߋՕॴ $ mbed toolchain ARM $ mbed compile $ cp ./BUILD/DISCO_L072CZ_LRWAN1/ARM/mbed-os-example-lorawan.bin /Volumes/DIS_L072Z ೔ຊ޲͚ͷύον࡞Γ·ͨ͠ͷͰɺίʔυ੔ཧͯ͠13ग़͠·͢ɻ
48. ŘŠƄŘŦ 48
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50. ΞϓϦέʔγϣϯ 50
51. 5XJUUFS͸͡Ί·ͨ͠ 51 @TTN_Nagoya