Skip to Content

Wiki source code of End Device Frequency Band

Version 13.1 by Edwin Chen on 2022/12/13 22:49
Show last authors
1 (% class="wikigeneratedid" id="HEndDeviceFrequencyBand" %)
2 **Table of** **Contents：**
3
4 {{toc/}}
5
6
7
8
9 = 1. Introduction =
10
11
12 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.
13
14 * TTN Frequency Band Settings: [[https:~~/~~/www.thethingsnetwork.org/docs/lorawan/frequency-plans.html>>url:https://www.thethingsnetwork.org/docs/lorawan/frequency-plans.html]]
15 * 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]]
16
17
18
19 = 2. OTAA Join Behaviour =
20
21
22 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.
23
24 (((
25 For 005 LoRaWAN Stack:
26 )))
27
28 * EU868 OTAA Join DR select. SF7->SF8->SF9->SF10->SF11->SF12; Each 3 attempts and then loop
29 * 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
30
31
32
33 = 3. Default Frequency Bands =
34
35
36 == 3.1 AS923 ==
37
38
39 === 3.1.1 Notice for AS923 Frequency Bands ===
40
41
42 (((
43 Since [[RP002-1.0.1LoRaWAN Regional Parameters>>url:https://lora-alliance.org/sites/default/files/2020-02/rp_2-1.0.1.pdf]], AS923 include three different default settings for different countries: AS923-1, AS923-2 and AS923-3.
44 )))
45
46 (((
47 AS923-1 use the same default uplink frequency as previous AS923 firmware. AS923-2 and AS923-3 are new with different default uplink frequency. User need to know exactly the frequency bands from the LoRaWAN server and choose the right firmware version for the end node.
48 )))
49
50
51
52 === 3.1.2 AS920-923 & AS923-925 : AS923-1 (AS923) ===
53
54
55 * **Countries**: Malaysia,
56 * Default Uplink channel:
57 ** 923.2 - SF7BW125 to SF10BW125
58 ** 923.4 - SF7BW125 to SF10BW125
59
60 * Additional Uplink Channel: These channels are set during OTAA Join process from server. Below are the settings from TTN
61 * AS920~~AS923:
62 ** 922.2 - SF7BW125 to SF10BW125
63 ** 922.4 - SF7BW125 to SF10BW125
64 ** 922.6 - SF7BW125 to SF10BW125
65 ** 922.8 - SF7BW125 to SF10BW125
66 ** 923.0 - SF7BW125 to SF10BW125
67 ** 922.0 - SF7BW125 to SF10BW125
68
69 * AS923 ~~ AS925:
70 ** 923.6 - SF7BW125 to SF10BW125
71 ** 923.8 - SF7BW125 to SF10BW125
72 ** 924.0 - SF7BW125 to SF10BW125
73 ** 924.2 - SF7BW125 to SF10BW125
74 ** 924.4 - SF7BW125 to SF10BW125
75 ** 924.6 - SF7BW125 to SF10BW125
76
77 * Downlink:
78 ** Uplink channels 1-8 (RX1)
79 ** 923.2 - SF10BW125 (RX2)
80
81
82
83 === 3.1.3 AS923-2 ===
84
85
86 * Default Uplink channel:
87 ** 921.4 - SF7BW125 to SF10BW125
88 ** 921.6 - SF7BW125 to SF10BW125
89
90 * Additional Uplink Channels: These channels are set during OTAA Join process from server.
91
92 * Downlink:
93 ** Uplink channels 1-8 (RX1)
94 ** 921.4 - SF10BW125 (RX2)
95
96
97
98 === 3.1.4 AS923-3 ===
99
100
101 * Default Uplink channel:
102 ** 916.6 - SF7BW125 to SF10BW125
103 ** 916.8 - SF7BW125 to SF10BW125
104
105 * Additional Uplink Channels: These channels are set during OTAA Join process from server.
106
107 * Downlink:
108 ** Uplink channels 1-8 (RX1)
109 ** 916.6 - SF10BW125 (RX2)
110
111
112
113 === 3.1.5 AS923-4 ===
114
115
116 * Countries : Israel
117 * Default Uplink channel:
118 ** 917.3 - SF7BW125 to SF10BW125
119 ** 917.5 - SF7BW125 to SF10BW125
120
121 * Additional Uplink Channels: These channels are set during OTAA Join process from server.
122 * Downlink:
123 ** Uplink channels 1-8 (RX1)
124 ** 917.3 - SF10BW125 (RX2)
125
126
127
128 == 3.2 AU915-928(AU915) ==
129
130
131 **Before [[Dragino DLS-005 LoRaWAN Stack>>url:https://www.dragino.com/downloads/downloads/LoRa_End_Node/DR-LWS/changelog]]** , Default use CHE=2
132
133 * Uplink:
134 ** 916.8 - SF7BW125 to SF12BW125
135 ** 917.0 - SF7BW125 to SF12BW125
136 ** 917.2 - SF7BW125 to SF12BW125
137 ** 917.4 - SF7BW125 to SF12BW125
138 ** 917.6 - SF7BW125 to SF12BW125
139 ** 917.8 - SF7BW125 to SF12BW125
140 ** 918.0 - SF7BW125 to SF12BW125
141 ** 918.2 - SF7BW125 to SF12BW125
142
143 * Downlink:
144 ** 923.3 - SF7BW500 to SF12BW500
145 ** 923.9 - SF7BW500 to SF12BW500
146 ** 924.5 - SF7BW500 to SF12BW500
147 ** 925.1 - SF7BW500 to SF12BW500
148 ** 925.7 - SF7BW500 to SF12BW500
149 ** 926.3 - SF7BW500 to SF12BW500
150 ** 926.9 - SF7BW500 to SF12BW500
151 ** 927.5 - SF7BW500 to SF12BW500
152 ** 923.3 - SF12BW500(RX2 downlink only)
153
154 (((
155 There is a issue if the end node is fixed at sub-band2. The sensor won't be able to register to other sub-band and can only works for the LoRaWAN server use sub-band2 , such as TTN. To solve this, user need to use a USB-TTL adapter to connect to the end node to manually set the sub-band which is very inconvinient.
156 )))
157
158
159 (((
160 So since **Since [[Dragino DLS-005 LoRaWAN Stack>>url:https://www.dragino.com/downloads/downloads/LoRa_End_Node/DR-LWS/changelog]]**, To make sure the end node supports all sub band by default. In the OTAA Join process, the end node will use frequency 1 from sub-band1, then frequency 1 from sub-band2, then frequency 1 from sub-band3, etc to process the OTAA join.
161 )))
162
163
164 (((
165 After Join success, the end node will switch to the correct sub band by:
166 )))
167
168 * (((
169 Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band
170 )))
171 * (((
172 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)
173
174
175
176
177 )))
178
179 == 3.3 CN470-510 (CN470) ==
180
181
182 Used in China, Default use CHE=1
183
184 * Uplink:
185 ** 486.3 - SF7BW125 to SF12BW125
186 ** 486.5 - SF7BW125 to SF12BW125
187 ** 486.7 - SF7BW125 to SF12BW125
188 ** 486.9 - SF7BW125 to SF12BW125
189 ** 487.1 - SF7BW125 to SF12BW125
190 ** 487.3 - SF7BW125 to SF12BW125
191 ** 487.5 - SF7BW125 to SF12BW125
192 ** 487.7 - SF7BW125 to SF12BW125
193
194 * Downlink:
195 ** 506.7 - SF7BW125 to SF12BW125
196 ** 506.9 - SF7BW125 to SF12BW125
197 ** 507.1 - SF7BW125 to SF12BW125
198 ** 507.3 - SF7BW125 to SF12BW125
199 ** 507.5 - SF7BW125 to SF12BW125
200 ** 507.7 - SF7BW125 to SF12BW125
201 ** 507.9 - SF7BW125 to SF12BW125
202 ** 508.1 - SF7BW125 to SF12BW125
203 ** 505.3 - SF12BW125 (RX2 downlink only)
204
205
206
207 == 3.4 EU863-870 (EU868) ==
208
209
210 * Uplink:
211 ** 868.1 - SF7BW125 to SF12BW125
212 ** 868.3 - SF7BW125 to SF12BW125 and SF7BW250
213 ** 868.5 - SF7BW125 to SF12BW125
214 ** 867.1 - SF7BW125 to SF12BW125
215 ** 867.3 - SF7BW125 to SF12BW125
216 ** 867.5 - SF7BW125 to SF12BW125
217 ** 867.7 - SF7BW125 to SF12BW125
218 ** 867.9 - SF7BW125 to SF12BW125
219 ** 868.8 - FSK
220
221 * Downlink:
222 ** Uplink channels 1-9 (RX1)
223 ** 869.525 - SF9BW125 (RX2 downlink only)
224
225 OTAA RX2DR is set to DR0, SF12BW125 since 2021,Mar for Dragino Devices.
226
227
228
229 == 3.5 IN865-867 (IN865) ==
230
231
232 * Uplink:
233 ** 865.0625 - SF7BW125 to SF12BW125
234 ** 865.4025 - SF7BW125 to SF12BW125
235 ** 865.9850 - SF7BW125 to SF12BW125
236
237 * Downlink:
238 ** Uplink channels 1-3 (RX1)
239 ** 866.550 - SF10BW125 (RX2)
240
241
242 Gateway has below eight channels in IN865 bands.
243
244 * 865.0625 - SF7BW125 to SF12BW125
245 * 865.4025 - SF7BW125 to SF12BW125
246 * 865.6025 - SF7BW125 to SF12BW125
247 * 865.9850 - SF7BW125 to SF12BW125
248 * 866.1850 - SF7BW125 to SF12BW125
249 * 866.3850 - SF7BW125 to SF12BW125
250 * 866.5850 - SF7BW125 to SF12BW125
251 * 866.7850 - SF7BW125 to SF12BW125
252
253
254 == 3.6 KZ865 ==
255
256
257 * Uplink ~-~- 125Khz , DR0 - DR5
258 ** 865.1
259 ** 865.2
260 ** 865.5
261 ** 865.7
262 ** 865.9
263
264 * Downlink:
265 ** The RX1 receive window uses the same channel as the preceding uplink.
266 ** The RX2 receive window uses a fixed frequency and data rate. The default parameters are 866.7MHz / DR0 (SF12, 125 kHz)​
267
268
269
270 == 3.7 KR920-923 (KR920) ==
271
272
273 * Default channel:
274 ** 922.1 - SF7BW125 to SF12BW125
275 ** 922.3 - SF7BW125 to SF12BW125
276 ** 922.5 - SF7BW125 to SF12BW125
277
278 * Uplink: (OTAA mode, channel added by JoinAccept message)
279 ** 922.1 - SF7BW125 to SF12BW125
280 ** 922.3 - SF7BW125 to SF12BW125
281 ** 922.5 - SF7BW125 to SF12BW125
282 ** 922.7 - SF7BW125 to SF12BW125
283 ** 922.9 - SF7BW125 to SF12BW125
284 ** 923.1 - SF7BW125 to SF12BW125
285 ** 923.3 - SF7BW125 to SF12BW125
286
287 * Downlink:
288 ** Uplink channels 1-7(RX1)
289 ** 921.9 - SF12BW125 (RX2 downlink only; SF12BW125 might be changed to SF9BW125)
290
291
292
293 == 3.8 MA869 ==
294
295
296 Country: Morroco
297
298 * Uplink:
299 ** 869.1 - SF7BW125 to SF12BW125
300 ** 869.3 - SF7BW125 to SF12BW125
301 ** 869.5 - SF7BW125 to SF12BW125
302 ** 869.7 - SF7BW125 to SF12BW125
303 ** 869.9 - SF7BW125 to SF12BW125
304 ** 870.0 - SF7BW125 to SF12BW125
305 ** 870.1 - SF7BW125 to SF12BW125
306 ** 870.3 - SF7BW125 to SF12BW125
307 ** 869.8 - FSK
308
309 * Downlink:
310 ** Uplink channels 1-9 (RX1)
311 ** 869.525 - SF12BW125 (RX2 downlink only)
312
313
314
315 == 3.9 US902-928 (US915) ==
316
317
318 Used in USA, Canada and South America.
319
320
321
322 === 3.9.1 Before [[Dragino DLS-005 LoRaWAN Stack>>url:https://www.dragino.com/downloads/downloads/LoRa_End_Node/DR-LWS/changelog]]. ===
323
324
325 Default use CHE=2, Subband 2
326
327 * Uplink:
328 ** 903.9 - SF7BW125 to SF10BW125
329 ** 904.1 - SF7BW125 to SF10BW125
330 ** 904.3 - SF7BW125 to SF10BW125
331 ** 904.5 - SF7BW125 to SF10BW125
332 ** 904.7 - SF7BW125 to SF10BW125
333 ** 904.9 - SF7BW125 to SF10BW125
334 ** 905.1 - SF7BW125 to SF10BW125
335 ** 905.3 - SF7BW125 to SF10BW125
336
337 * Downlink:
338 ** 923.3 - SF7BW500 to SF12BW500
339 ** 923.9 - SF7BW500 to SF12BW500
340 ** 924.5 - SF7BW500 to SF12BW500
341 ** 925.1 - SF7BW500 to SF12BW500
342 ** 925.7 - SF7BW500 to SF12BW500
343 ** 926.3 - SF7BW500 to SF12BW500
344 ** 926.9 - SF7BW500 to SF12BW500
345 ** 927.5 - SF7BW500 to SF12BW500
346 ** 923.3 - SF12BW500(RX2 downlink only)
347
348
349
350 === 3.9.2 Latest firmware, Since [[Dragino DLS-005 LoRaWAN Stack>>url:https://www.dragino.com/downloads/downloads/LoRa_End_Node/DR-LWS/changelog]] ===
351
352
353 (((
354 There is an issue if the end node is fixed at sub-band2. The sensor won't be able to register to other sub-band and can only work for the LoRaWAN server use sub-band2 , such as TTN. To solve this, the user needs to use a USB-TTL adapter to connect to the end node to manually set the sub-band which is very inconvenient.
355 )))
356
357 (((
358
359 )))
360
361 (((
362 So since **Since [[Dragino DLS-005 LoRaWAN Stack>>url:https://www.dragino.com/downloads/downloads/LoRa_End_Node/DR-LWS/changelog]]**, we have improved this, the end node will use frequency 1 from sub-band1, then frequency 1 from sub-band2, then frequency 1 from sub-band3, etc to process the OTAA join, In this case, In this case, the end node can support LoRaWAN servers with different subbands. To make sure the end node will only transmit the proper sub-band after OTAA Joined successfully, the end node will:
363 )))
364
365 * (((
366 Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that subband
367 )))
368 * (((
369 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)
370
371
372
373
374 )))
375
376 = 4. Frequency Bands for different server =
377
378
379 * TTN Frequency Band Settings: [[https:~~/~~/www.thethingsnetwork.org/docs/lorawan/frequency-plans.html>>url:https://www.thethingsnetwork.org/docs/lorawan/frequency-plans.html]]
380 * Loriot [[https:~~/~~/docs.loriot.io/display/LNS/Regional+Frequency+Plans>>url:https://docs.loriot.io/display/LNS/Regional+Frequency+Plans]]