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1		-XWiki.ting
	1	+XWiki.Edwin

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193	193	LoRaWAN End node will open two receive windows to receive the downstream data. If the downstream packets arrive the end node at these receive windows, the end node will be able to get this packet and process it.
194	194
195	195	(((
196		-Depends on Class A or Class C, the receive windows will be a little difference.
	196	+Depends on Class A or Class C, the receive windows will be a little difference. The main difference between Class A and Class C:
	197	+
	198	+* **Class A** : Suitable for Battery powered end node. Class A will save a lot of power but it can only receive downlink after each uplink
	199	+* **Class C**: End node can receive downlink immediately but have higher power consumption.
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197	197	)))
198	198
199	199	[[image:image-20220531161828-1.png]]
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393		-(% style="color:blue" %)**3. Decode the info in SecureCRT**
	399	+(% style="color:blue" %)**3. Decode the info in CMD(Command prompt window)**
394	394
395		-[[SecureCRT - The rock-solid Telnet and SSH client for Windows, Mac, and Linux (vandyke.com)>>url:https://www.vandyke.com/products/securecrt/]]
	401	+LoRa packet Base64 format:  QP~/~/~/~/+AFQACZv8Hjmc8gFTAkhMzU+75 **(from LPS8-v2)**
396	396
397		-LoRa packet Base64 format:  QP~/~/~/~/+AFQACZv8Hjmc8gFTAkhMzU+75 (from LPS8-v2)
398		-
399	399	Then the instructions and format parsed in SecureCRT are:  ./node_modules/.bin/lora-packet-decode ~-~-base64 QP~/~/~/~/+AFQACZv8Hjmc8gFTAkhMzU+75
400	400
401	401
402		-**Step1: In the SecureCRT access gateway control interface, enter the command to download the parsing package: npm install lora-packet.**
	406	+**Step1: Open CMD, Enter the gateway IP and port.(ssh root@gateway IP -p 22)**
403	403
404		-[[image:image-20240129173810-9.png||height="389" width="1070"]]
	408	+[[image:image-20240129190752-17.png||height="338" width="901"]]
405	405
406		-[[image:image-20240129173932-10.png||height="350" width="1084"]]
	410	+[[image:image-20240129191937-21.png||height="450" width="901"]]
407	407
408		-[[image:image-20240129174125-11.png||height="338" width="1078"]]
409	409
	413	+**Step2: Enter the command to download the LoRa parsing package.(npm install lora-packet)**
410	410
411		-**Step2: Parse the raw data from the gateway.**
	415	+[[image:image-20240129192239-22.png||height="416" width="902"]]
412	412
413		-[[image:image-20240129174948-14.png]]
	417	+[[image:image-20240129192549-23.png||height="459" width="898"]]
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416		-[[image:image-20240129175037-15.png||height="619" width="1144"]]
	420	+**Step3: Parse the gateway raw payload.(./node_modules/.bin/lora-packet-decode ~-~-base64 QP~/~/~/~/+AFQACZv8Hjmc8gFTAkhMzU+75)**
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	425	+[[image:image-20240129192908-24.png||height="477" width="907"]]
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	428	+[[image:image-20240129192954-25.png||height="485" width="916"]]
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424	424	= 8. Why I see uplink 0x00 periodically on the LHT65 v1.8 firmware =
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