Wiki source code of End Device Frequency Band

Version 11.17 by Xiaoling on 2022/06/01 11:49
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Xiaoling 3.1 1 (% class="wikigeneratedid" id="HEndDeviceFrequencyBand" %)
Xiaoling 3.12 2 **Contents：**
Xiaoling 1.1 3
Xiaoling 3.1 4 {{toc/}}
Xiaoling 1.1 5
Xiaoling 8.1 6
7
8
Xiaoling 3.1 9 = 1. Introduction =
Xiaoling 1.1 10
11 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.
12
13 * TTN Frequency Band Settings: [[https:~~/~~/www.thethingsnetwork.org/docs/lorawan/frequency-plans.html>>url:https://www.thethingsnetwork.org/docs/lorawan/frequency-plans.html]]
14 * 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]]
15
Xiaoling 5.1 16
Xiaoling 11.5 17
Xiaoling 3.1 18 = 2. OTAA Join Behaviour =
Xiaoling 1.1 19
20 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.
21
Xiaoling 3.6 22 (((
Xiaoling 1.1 23 For 005 LoRaWAN Stack:
Xiaoling 3.6 24 )))
Xiaoling 1.1 25
26 * EU868 OTAA Join DR select. SF7->SF8->SF9->SF10->SF11->SF12; Each 3 attempts and then loop
27 * 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
28
Xiaoling 11.6 29
30
Xiaoling 3.1 31 = 3. Default Frequency Bands =
Xiaoling 1.1 32
33
Xiaoling 3.1 34 == 3.1 AS923 ==
Xiaoling 1.1 35
Xiaoling 3.1 36 === 3.1.1 Notice for AS923 Frequency Bands ===
Xiaoling 1.1 37
Xiaoling 3.6 38 (((
Xiaoling 1.1 39 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.
Xiaoling 3.6 40 )))
Xiaoling 1.1 41
Xiaoling 3.6 42 (((
Xiaoling 1.1 43 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.
Xiaoling 3.6 44 )))
Xiaoling 1.1 45
46
Xiaoling 3.1 47 === 3.1.2 AS920-923 & AS923-925 : AS923-1 (AS923) ===
Xiaoling 1.1 48
49 * Default Uplink channel:
50 ** 923.2 - SF7BW125 to SF10BW125
51 ** 923.4 - SF7BW125 to SF10BW125
52
53 * Additional Uplink Channel: These channels are set during OTAA Join process from server. Below are the settings from TTN
54 * AS920~~AS923:
55 ** 922.2 - SF7BW125 to SF10BW125
56 ** 922.4 - SF7BW125 to SF10BW125
57 ** 922.6 - SF7BW125 to SF10BW125
58 ** 922.8 - SF7BW125 to SF10BW125
59 ** 923.0 - SF7BW125 to SF10BW125
60 ** 922.0 - SF7BW125 to SF10BW125
61
62 * AS923 ~~ AS925:
63 ** 923.6 - SF7BW125 to SF10BW125
64 ** 923.8 - SF7BW125 to SF10BW125
65 ** 924.0 - SF7BW125 to SF10BW125
66 ** 924.2 - SF7BW125 to SF10BW125
67 ** 924.4 - SF7BW125 to SF10BW125
68 ** 924.6 - SF7BW125 to SF10BW125
69
70 * Downlink:
71 ** Uplink channels 1-8 (RX1)
72 ** 923.2 - SF10BW125 (RX2)
73
Xiaoling 11.7 74
75
Xiaoling 3.1 76 === 3.1.3 AS923-2 ===
Xiaoling 1.1 77
78 * Default Uplink channel:
79 ** 921.4 - SF7BW125 to SF10BW125
80 ** 921.6 - SF7BW125 to SF10BW125
81
82 * Additional Uplink Channels: These channels are set during OTAA Join process from server.
83
84 * Downlink:
85 ** Uplink channels 1-8 (RX1)
86 ** 921.4 - SF10BW125 (RX2)
87
Xiaoling 11.8 88
89
Xiaoling 3.1 90 === 3.1.4 AS923-3 ===
Xiaoling 1.1 91
92 * Default Uplink channel:
93 ** 916.6 - SF7BW125 to SF10BW125
94 ** 916.8 - SF7BW125 to SF10BW125
95
96 * Additional Uplink Channels: These channels are set during OTAA Join process from server.
97
98 * Downlink:
99 ** Uplink channels 1-8 (RX1)
100 ** 916.6 - SF10BW125 (RX2)
101
Xiaoling 11.9 102
103
Xiaoling 3.1 104 === 3.1.5 AS923-4 ===
Xiaoling 1.1 105
Edwin Chen 2.1 106 * Countries : Israel
Xiaoling 1.1 107 * Default Uplink channel:
108 ** 917.3 - SF7BW125 to SF10BW125
109 ** 917.5 - SF7BW125 to SF10BW125
110
111 * Additional Uplink Channels: These channels are set during OTAA Join process from server.
112 * Downlink:
113 ** Uplink channels 1-8 (RX1)
114 ** 917.3 - SF10BW125 (RX2)
115
Xiaoling 11.10 116
117
Xiaoling 3.1 118 == 3.2 AU915-928(AU915) ==
Xiaoling 1.1 119
120 **Before [[Dragino DLS-005 LoRaWAN Stack>>url:https://www.dragino.com/downloads/downloads/LoRa_End_Node/DR-LWS/changelog]]** , Default use CHE=2
121
122 * Uplink:
123 ** 916.8 - SF7BW125 to SF12BW125
124 ** 917.0 - SF7BW125 to SF12BW125
125 ** 917.2 - SF7BW125 to SF12BW125
126 ** 917.4 - SF7BW125 to SF12BW125
127 ** 917.6 - SF7BW125 to SF12BW125
128 ** 917.8 - SF7BW125 to SF12BW125
129 ** 918.0 - SF7BW125 to SF12BW125
130 ** 918.2 - SF7BW125 to SF12BW125
131
132 * Downlink:
133 ** 923.3 - SF7BW500 to SF12BW500
134 ** 923.9 - SF7BW500 to SF12BW500
135 ** 924.5 - SF7BW500 to SF12BW500
136 ** 925.1 - SF7BW500 to SF12BW500
137 ** 925.7 - SF7BW500 to SF12BW500
138 ** 926.3 - SF7BW500 to SF12BW500
139 ** 926.9 - SF7BW500 to SF12BW500
140 ** 927.5 - SF7BW500 to SF12BW500
141 ** 923.3 - SF12BW500(RX2 downlink only)
142
Xiaoling 3.8 143 (((
Xiaoling 1.1 144 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.
Xiaoling 3.8 145 )))
Xiaoling 1.1 146
Xiaoling 3.8 147
148 (((
Xiaoling 1.1 149 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.
Xiaoling 3.8 150 )))
Xiaoling 1.1 151
Xiaoling 3.8 152
153 (((
Xiaoling 1.1 154 After Join success, the end node will switch to the correct sub band by:
Xiaoling 3.8 155 )))
Xiaoling 1.1 156
Xiaoling 3.8 157 * (((
158 Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band
159 )))
160 * (((
161 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)
Xiaoling 6.1 162
163
Xiaoling 3.8 164 )))
Xiaoling 1.1 165
Xiaoling 3.1 166 == 3.3 CN470-510 (CN470) ==
Xiaoling 1.1 167
168 Used in China, Default use CHE=1
169
170 * Uplink:
171 ** 486.3 - SF7BW125 to SF12BW125
172 ** 486.5 - SF7BW125 to SF12BW125
173 ** 486.7 - SF7BW125 to SF12BW125
174 ** 486.9 - SF7BW125 to SF12BW125
175 ** 487.1 - SF7BW125 to SF12BW125
176 ** 487.3 - SF7BW125 to SF12BW125
177 ** 487.5 - SF7BW125 to SF12BW125
178 ** 487.7 - SF7BW125 to SF12BW125
179
180 * Downlink:
181 ** 506.7 - SF7BW125 to SF12BW125
182 ** 506.9 - SF7BW125 to SF12BW125
183 ** 507.1 - SF7BW125 to SF12BW125
184 ** 507.3 - SF7BW125 to SF12BW125
185 ** 507.5 - SF7BW125 to SF12BW125
186 ** 507.7 - SF7BW125 to SF12BW125
187 ** 507.9 - SF7BW125 to SF12BW125
188 ** 508.1 - SF7BW125 to SF12BW125
189 ** 505.3 - SF12BW125 (RX2 downlink only)
190
Xiaoling 11.11 191
192
Xiaoling 3.1 193 == 3.4 EU863-870 (EU868) ==
Xiaoling 1.1 194
195 * Uplink:
196 ** 868.1 - SF7BW125 to SF12BW125
197 ** 868.3 - SF7BW125 to SF12BW125 and SF7BW250
198 ** 868.5 - SF7BW125 to SF12BW125
199 ** 867.1 - SF7BW125 to SF12BW125
200 ** 867.3 - SF7BW125 to SF12BW125
201 ** 867.5 - SF7BW125 to SF12BW125
202 ** 867.7 - SF7BW125 to SF12BW125
203 ** 867.9 - SF7BW125 to SF12BW125
204 ** 868.8 - FSK
205
206 * Downlink:
207 ** Uplink channels 1-9 (RX1)
208 ** 869.525 - SF9BW125 (RX2 downlink only)
209
210 OTAA RX2DR is set to DR0, SF12BW125 since 2021,Mar for Dragino Devices.
211
212
Xiaoling 3.1 213 == 3.5 IN865-867 (IN865) ==
Xiaoling 1.1 214
215 * Uplink:
216 ** 865.0625 - SF7BW125 to SF12BW125
217 ** 865.4025 - SF7BW125 to SF12BW125
218 ** 865.9850 - SF7BW125 to SF12BW125
219
220 * Downlink:
221 ** Uplink channels 1-3 (RX1)
222 ** 866.550 - SF10BW125 (RX2)
223
Xiaoling 11.12 224
225
Xiaoling 3.1 226 == 3.6 KZ865 ==
Xiaoling 1.1 227
228 * Uplink ~-~- 125Khz , DR0 - DR5
229 ** 865.1
230 ** 865.2
231 ** 865.5
232 ** 865.7
233 ** 865.9
234
235 * Downlink:
236 ** The RX1 receive window uses the same channel as the preceding uplink.
237 ** The RX2 receive window uses a fixed frequency and data rate. The default parameters are 866.7MHz / DR0 (SF12, 125 kHz)​
238
Xiaoling 11.13 239
240
Xiaoling 3.1 241 == 3.7 KR920-923 (KR920) ==
Xiaoling 1.1 242
243 * Default channel:
244 ** 922.1 - SF7BW125 to SF12BW125
245 ** 922.3 - SF7BW125 to SF12BW125
246 ** 922.5 - SF7BW125 to SF12BW125
247
248 * Uplink: (OTAA mode, channel added by JoinAccept message)
249 ** 922.1 - SF7BW125 to SF12BW125
250 ** 922.3 - SF7BW125 to SF12BW125
251 ** 922.5 - SF7BW125 to SF12BW125
252 ** 922.7 - SF7BW125 to SF12BW125
253 ** 922.9 - SF7BW125 to SF12BW125
254 ** 923.1 - SF7BW125 to SF12BW125
255 ** 923.3 - SF7BW125 to SF12BW125
256
257 * Downlink:
258 ** Uplink channels 1-7(RX1)
259 ** 921.9 - SF12BW125 (RX2 downlink only; SF12BW125 might be changed to SF9BW125)
260
Xiaoling 11.14 261
262
Xiaoling 3.1 263 == 3.8 MA869 ==
Xiaoling 1.1 264
Edwin Chen 4.1 265 Country: Morroco
266
Xiaoling 1.1 267 * Uplink:
268 ** 869.1 - SF7BW125 to SF12BW125
269 ** 869.3 - SF7BW125 to SF12BW125
270 ** 869.5 - SF7BW125 to SF12BW125
271 ** 869.7 - SF7BW125 to SF12BW125
272 ** 869.9 - SF7BW125 to SF12BW125
273 ** 870.0 - SF7BW125 to SF12BW125
274 ** 870.1 - SF7BW125 to SF12BW125
275 ** 870.3 - SF7BW125 to SF12BW125
276 ** 869.8 - FSK
277
278 * Downlink:
279 ** Uplink channels 1-9 (RX1)
280 ** 869.525 - SF12BW125 (RX2 downlink only)
281
Xiaoling 11.15 282
283
Xiaoling 3.1 284 == 3.9 US902-928 (US915) ==
Xiaoling 1.1 285
286 Used in USA, Canada and South America.
287
Xiaoling 6.1 288
Xiaoling 3.1 289 === 3.9.1 Before [[Dragino DLS-005 LoRaWAN Stack>>url:https://www.dragino.com/downloads/downloads/LoRa_End_Node/DR-LWS/changelog]]. ===
Xiaoling 1.1 290
291 Default use CHE=2, Subband 2
292
293 * Uplink:
294 ** 903.9 - SF7BW125 to SF10BW125
295 ** 904.1 - SF7BW125 to SF10BW125
296 ** 904.3 - SF7BW125 to SF10BW125
297 ** 904.5 - SF7BW125 to SF10BW125
298 ** 904.7 - SF7BW125 to SF10BW125
299 ** 904.9 - SF7BW125 to SF10BW125
300 ** 905.1 - SF7BW125 to SF10BW125
301 ** 905.3 - SF7BW125 to SF10BW125
302
303 * Downlink:
304 ** 923.3 - SF7BW500 to SF12BW500
305 ** 923.9 - SF7BW500 to SF12BW500
306 ** 924.5 - SF7BW500 to SF12BW500
307 ** 925.1 - SF7BW500 to SF12BW500
308 ** 925.7 - SF7BW500 to SF12BW500
309 ** 926.3 - SF7BW500 to SF12BW500
310 ** 926.9 - SF7BW500 to SF12BW500
311 ** 927.5 - SF7BW500 to SF12BW500
312 ** 923.3 - SF12BW500(RX2 downlink only)
313
Xiaoling 11.16 314
315
Xiaoling 3.1 316 === 3.9.2 Latest firmware, Since [[Dragino DLS-005 LoRaWAN Stack>>url:https://www.dragino.com/downloads/downloads/LoRa_End_Node/DR-LWS/changelog]] ===
Xiaoling 1.1 317
Xiaoling 3.7 318 (((
Xiaoling 1.1 319 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.
Xiaoling 3.7 320 )))
Xiaoling 1.1 321
Xiaoling 3.7 322 (((
323
324 )))
325
326 (((
Xiaoling 1.1 327 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:
Xiaoling 3.7 328 )))
Xiaoling 1.1 329
Xiaoling 3.7 330 * (((
331 Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that subband
332 )))
333 * (((
334 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)
Xiaoling 6.1 335
336
Xiaoling 3.7 337 )))
Xiaoling 1.1 338
Xiaoling 3.1 339 = 4. Frequency Bands for different server =
Xiaoling 1.1 340
341 * TTN Frequency Band Settings: [[https:~~/~~/www.thethingsnetwork.org/docs/lorawan/frequency-plans.html>>url:https://www.thethingsnetwork.org/docs/lorawan/frequency-plans.html]]
342 * Loriot [[https:~~/~~/docs.loriot.io/display/LNS/Regional+Frequency+Plans>>url:https://docs.loriot.io/display/LNS/Regional+Frequency+Plans]]

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