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3	3
4	4	{{toc/}}
5	5
	6	+
	7	+
	8	+
6	6	= 1. Introduction =
7	7
8	8	This page list the default frequency band for Dragino End Devices. The frequency bands are base on TTN Frequency Bands. User can modify upgrade firmware to support different frequency band or use AT Command to change the sub band in some frequency bands.
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11	11	* Frequency Bands vs Country List : Page 11 of [[LoRaWAN Regional Parameters RP2-1.0.3>>url:https://resources.lora-alliance.org/technical-specifications/rp2-1-0-3-lorawan-regional-parameters]]
12	12
13	13
14		-
15	15	= 2. OTAA Join Behaviour =
16	16
17	17	For 005 LoRaWAN stack: to save battery, once boot, device will make first make 200 tries for OTAA Join, the time period of two Join Requests will depends on the DR and the airtime requirement. After this 200 Join finish, device will send a join request every 20 minutes. If device reboot, it will do above loop again.
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24	24	* US915 and AU915 OTAA Join procedure,. End node by default will use all 72 channels to join and it will be set to use the proper sub-band after Join success
25	25
26	26
27		-
28	28	= 3. Default Frequency Bands =
29	29
30	30
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41	41	)))
42	42
43	43
44		-
45	45	=== 3.1.2 AS920-923 & AS923-925 : AS923-1 (AS923) ===
46	46
47	47	* Default Uplink channel:
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70	70	** 923.2 - SF10BW125 (RX2)
71	71
72	72
73		-
74	74	=== 3.1.3 AS923-2 ===
75	75
76	76	* Default Uplink channel:
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83	83	** Uplink channels 1-8 (RX1)
84	84	** 921.4 - SF10BW125 (RX2)
85	85
	85	+
86	86	=== 3.1.4 AS923-3 ===
87	87
88	88	* Default Uplink channel:
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151	151	)))
152	152	* (((
153	153	Use the Join successful sub-band if the server doesn’t include sub-band info in the OTAA Join Accept message ( TTN v2 doesn't include)
	154	+
	155	+
154	154	)))
155	155
156	156	== 3.3 CN470-510 (CN470) ==
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178	178	** 508.1 - SF7BW125 to SF12BW125
179	179	** 505.3 - SF12BW125 (RX2 downlink only)
180	180
	183	+
181	181	== 3.4 EU863-870 (EU868) ==
182	182
183	183	* Uplink:
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209	209	** Uplink channels 1-3 (RX1)
210	210	** 866.550 - SF10BW125 (RX2)
211	211
	215	+
212	212	== 3.6 KZ865 ==
213	213
214	214	* Uplink ~-~- 125Khz , DR0 - DR5
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222	222	** The RX1 receive window uses the same channel as the preceding uplink.
223	223	** The RX2 receive window uses a fixed frequency and data rate. The default parameters are 866.7MHz / DR0 (SF12, 125 kHz)​
224	224
	229	+
225	225	== 3.7 KR920-923 (KR920) ==
226	226
227	227	* Default channel:
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242	242	** Uplink channels 1-7(RX1)
243	243	** 921.9 - SF12BW125 (RX2 downlink only; SF12BW125 might be changed to SF9BW125)
244	244
	250	+
245	245	== 3.8 MA869 ==
246	246
247	247	Country: Morroco
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261	261	** Uplink channels 1-9 (RX1)
262	262	** 869.525 - SF12BW125 (RX2 downlink only)
263	263
	270	+
264	264	== 3.9 US902-928 (US915) ==
265	265
266	266	Used in USA, Canada and South America.
267	267
	275	+
268	268	=== 3.9.1 Before [[Dragino DLS-005 LoRaWAN Stack>>url:https://www.dragino.com/downloads/downloads/LoRa_End_Node/DR-LWS/changelog]]. ===
269	269
270	270	Default use CHE=2, Subband 2
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290	290	** 927.5 - SF7BW500 to SF12BW500
291	291	** 923.3 - SF12BW500(RX2 downlink only)
292	292
	301	+
293	293	=== 3.9.2 Latest firmware, Since [[Dragino DLS-005 LoRaWAN Stack>>url:https://www.dragino.com/downloads/downloads/LoRa_End_Node/DR-LWS/changelog]] ===
294	294
295	295	(((
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309	309	)))
310	310	* (((
311	311	Use the Join successful sub-band if the server doesn't include subband info in the OTAA Join Accept message ( TTN v2 doesn't include)
	321	+
	322	+
312	312	)))
313	313
314	314	= 4. Frequency Bands for different server =