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2		- Contents:
	2	+ **Contents:**
3	3
4	4	{{toc/}}
5	5
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	7	+
6	6	= 1. Limitation for LG01. LG02, OLG01, OLG01-N, OLG02 =
7	7
8	8	(((
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23	23
24	24	(((
25	25	In the chapter 3.6.2 of [[IoT Kit tutorial:>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_IoT_Kit/v2-Kit/&file=Single%20Channel%20LoRa%20IoT%20Kit%20v2%20User%20Manual_v1.0.1.pdf]], There are detail explanation of this limitation, There is library which for Arduino Like end node to overcome this issue. Some other LoRaWAN sensors, when work with Single Channel Gateway. we need to do some special configure like: Below set up instruction or [[Video Instruction to set End node to work in Single Frequency & Fix Data Rates>>url:https://www.youtube.com/watch?v=32eLnlYoLoI]] For a general LoRaWAN sensor, please see if similar setting (Set to work in single frequency and fix data rate) is possible. Otherwise, there will be problem for communication due to the limitation.
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	29	+
26	26	)))
27	27
28	28	= 2. Set Up Dragino End Node to work for Single Channel Gateway such as LG01/LG02 =
29	29
30		-To work with single channel gateway, users need to set Dragino End Device to work in ABP mode and transmit in only one frequency.
	34	+To work with single channel gateway, users need to set Dragino End Device to work in (% style="color:#037691" %)**ABP mode**(%%) and (% style="color:#037691" %)**transmit in only one frequency**.
31	31
32	32	(((
33	33	Assume we have a LG02 working in the frequency 868400000 for receive frequency, below is the step up Dragino's End node.
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	39	+
34	34	)))
35	35
36	36	== 2.1 Step1: Creat ABP device in LoRaWAN Server ==
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37	37
38	38	Log in TTN, Create an ABP device in the application and input the network session key (NETSKEY), app session key (APPSKEY) from the device.
39	39
40		-[[image:https://wiki.dragino.com/images/thumb/3/37/Single_CHAN_1.png/600px-Single_CHAN_1.png||height="331" width="600"]]
	46	+[[image:image-20220527164521-1.png]]
41	41
42	42	Create ABP device
43	43
44	44	(% style="color: red;" %)
45	45	(((
46		-Note: User just need to make sure above three keys match, User can change either in TTN or Device to make then match. In TTN, NETSKEY and APPSKEY can be configured by user in setting page, but Device Addr is generated by TTN.
	52	+**Note: User just need to make sure above three keys match, User can change either in TTN or Device to make then match. In TTN, NETSKEY and APPSKEY can be configured by user in setting page, but Device Addr is generated by TTN.**
	53	+
	54	+
47	47	)))
48	48
49	49	== 2.2 Step2: Configure End Node radio parameters ==
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60	60
61	61	As shown in below:
62	62
63		-[[image:https://wiki.dragino.com/images/thumb/3/35/Single_CHAN_2.png/600px-Single_CHAN_2.png||height="400" width="600"]]
	71	+[[image:image-20220527164615-2.png]]
64	64
65	65	Configure Device
66	66
	75	+
67	67	== 2.3 Step3: Configure Gateway ==
68	68
69	69	Configure gateway so it can receive the packet sent from End Node:
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71	71	* RX frequency: 868400000 ~-~-> Must same as the End Node AT+CHS settings.
72	72	* SF: 7 ~-~-> Must match the End Node DR settings. More about this please check [[LoRaWAN Region setting>>url:https://lora-alliance.org/sites/default/files/2018-07/lorawan_regional_parameters_v1.0.3reva_0.pdf]]. The End Node us EU868 frequency band, the DR5 equal to SF7/ Bandwidth 125Khz, so we need to set SF=7 here (ABove document Page 16).
73	73
74		-[[image:https://wiki.dragino.com/images/thumb/d/d5/Single_CHAN_3.png/600px-Single_CHAN_3.png||height="237" width="600"]]
	83	+[[image:image-20220527164647-3.png]]
75	75
76	76	Configure Gateway
77	77
	87	+
78	78	= 3. Recommand Gateway for LoRaWAN application =
79	79
80	80	For connecting a standard LoRaWAN devices. Please use the recommend LoRaWAN gateway:

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