Wiki source code of End Device Frequency Band

Version 12.1 by Edwin Chen on 2022/06/15 10:45
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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 3.1 17 = 2. OTAA Join Behaviour =
Xiaoling 1.1 18
19 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.
20
Xiaoling 3.6 21 (((
Xiaoling 1.1 22 For 005 LoRaWAN Stack:
Xiaoling 3.6 23 )))
Xiaoling 1.1 24
25 * EU868 OTAA Join DR select. SF7->SF8->SF9->SF10->SF11->SF12; Each 3 attempts and then loop
26 * 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
27
Xiaoling 11.6 28
Xiaoling 3.1 29 = 3. Default Frequency Bands =
Xiaoling 1.1 30
31
Xiaoling 3.1 32 == 3.1 AS923 ==
Xiaoling 1.1 33
Xiaoling 3.1 34 === 3.1.1 Notice for AS923 Frequency Bands ===
Xiaoling 1.1 35
Xiaoling 3.6 36 (((
Xiaoling 1.1 37 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 38 )))
Xiaoling 1.1 39
Xiaoling 3.6 40 (((
Xiaoling 1.1 41 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 42 )))
Xiaoling 1.1 43
44
Xiaoling 3.1 45 === 3.1.2 AS920-923 & AS923-925 : AS923-1 (AS923) ===
Xiaoling 1.1 46
Edwin Chen 12.1 47 * **Countries**: Malaysia,
Xiaoling 1.1 48 * Default Uplink channel:
49 ** 923.2 - SF7BW125 to SF10BW125
50 ** 923.4 - SF7BW125 to SF10BW125
51
52 * Additional Uplink Channel: These channels are set during OTAA Join process from server. Below are the settings from TTN
53 * AS920~~AS923:
54 ** 922.2 - SF7BW125 to SF10BW125
55 ** 922.4 - SF7BW125 to SF10BW125
56 ** 922.6 - SF7BW125 to SF10BW125
57 ** 922.8 - SF7BW125 to SF10BW125
58 ** 923.0 - SF7BW125 to SF10BW125
59 ** 922.0 - SF7BW125 to SF10BW125
60
61 * AS923 ~~ AS925:
62 ** 923.6 - SF7BW125 to SF10BW125
63 ** 923.8 - SF7BW125 to SF10BW125
64 ** 924.0 - SF7BW125 to SF10BW125
65 ** 924.2 - SF7BW125 to SF10BW125
66 ** 924.4 - SF7BW125 to SF10BW125
67 ** 924.6 - SF7BW125 to SF10BW125
68
69 * Downlink:
70 ** Uplink channels 1-8 (RX1)
71 ** 923.2 - SF10BW125 (RX2)
72
Xiaoling 11.7 73
Xiaoling 3.1 74 === 3.1.3 AS923-2 ===
Xiaoling 1.1 75
76 * Default Uplink channel:
77 ** 921.4 - SF7BW125 to SF10BW125
78 ** 921.6 - SF7BW125 to SF10BW125
79
80 * Additional Uplink Channels: These channels are set during OTAA Join process from server.
81
82 * Downlink:
83 ** Uplink channels 1-8 (RX1)
84 ** 921.4 - SF10BW125 (RX2)
85
Xiaoling 11.8 86
Xiaoling 3.1 87 === 3.1.4 AS923-3 ===
Xiaoling 1.1 88
89 * Default Uplink channel:
90 ** 916.6 - SF7BW125 to SF10BW125
91 ** 916.8 - SF7BW125 to SF10BW125
92
93 * Additional Uplink Channels: These channels are set during OTAA Join process from server.
94
95 * Downlink:
96 ** Uplink channels 1-8 (RX1)
97 ** 916.6 - SF10BW125 (RX2)
98
Xiaoling 11.9 99
Xiaoling 3.1 100 === 3.1.5 AS923-4 ===
Xiaoling 1.1 101
Edwin Chen 2.1 102 * Countries : Israel
Xiaoling 1.1 103 * Default Uplink channel:
104 ** 917.3 - SF7BW125 to SF10BW125
105 ** 917.5 - SF7BW125 to SF10BW125
106
107 * Additional Uplink Channels: These channels are set during OTAA Join process from server.
108 * Downlink:
109 ** Uplink channels 1-8 (RX1)
110 ** 917.3 - SF10BW125 (RX2)
111
Xiaoling 11.10 112
Xiaoling 3.1 113 == 3.2 AU915-928(AU915) ==
Xiaoling 1.1 114
115 **Before [[Dragino DLS-005 LoRaWAN Stack>>url:https://www.dragino.com/downloads/downloads/LoRa_End_Node/DR-LWS/changelog]]** , Default use CHE=2
116
117 * Uplink:
118 ** 916.8 - SF7BW125 to SF12BW125
119 ** 917.0 - SF7BW125 to SF12BW125
120 ** 917.2 - SF7BW125 to SF12BW125
121 ** 917.4 - SF7BW125 to SF12BW125
122 ** 917.6 - SF7BW125 to SF12BW125
123 ** 917.8 - SF7BW125 to SF12BW125
124 ** 918.0 - SF7BW125 to SF12BW125
125 ** 918.2 - SF7BW125 to SF12BW125
126
127 * Downlink:
128 ** 923.3 - SF7BW500 to SF12BW500
129 ** 923.9 - SF7BW500 to SF12BW500
130 ** 924.5 - SF7BW500 to SF12BW500
131 ** 925.1 - SF7BW500 to SF12BW500
132 ** 925.7 - SF7BW500 to SF12BW500
133 ** 926.3 - SF7BW500 to SF12BW500
134 ** 926.9 - SF7BW500 to SF12BW500
135 ** 927.5 - SF7BW500 to SF12BW500
136 ** 923.3 - SF12BW500(RX2 downlink only)
137
Xiaoling 3.8 138 (((
Xiaoling 1.1 139 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 3.8 140 )))
Xiaoling 1.1 141
Xiaoling 3.8 142
143 (((
Xiaoling 1.1 144 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 3.8 145 )))
Xiaoling 1.1 146
Xiaoling 3.8 147
148 (((
Xiaoling 1.1 149 After Join success, the end node will switch to the correct sub band by:
Xiaoling 3.8 150 )))
Xiaoling 1.1 151
Xiaoling 3.8 152 * (((
153 Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band
154 )))
155 * (((
156 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 6.1 157
158
Xiaoling 3.8 159 )))
Xiaoling 1.1 160
Xiaoling 3.1 161 == 3.3 CN470-510 (CN470) ==
Xiaoling 1.1 162
163 Used in China, Default use CHE=1
164
165 * Uplink:
166 ** 486.3 - SF7BW125 to SF12BW125
167 ** 486.5 - SF7BW125 to SF12BW125
168 ** 486.7 - SF7BW125 to SF12BW125
169 ** 486.9 - SF7BW125 to SF12BW125
170 ** 487.1 - SF7BW125 to SF12BW125
171 ** 487.3 - SF7BW125 to SF12BW125
172 ** 487.5 - SF7BW125 to SF12BW125
173 ** 487.7 - SF7BW125 to SF12BW125
174
175 * Downlink:
176 ** 506.7 - SF7BW125 to SF12BW125
177 ** 506.9 - SF7BW125 to SF12BW125
178 ** 507.1 - SF7BW125 to SF12BW125
179 ** 507.3 - SF7BW125 to SF12BW125
180 ** 507.5 - SF7BW125 to SF12BW125
181 ** 507.7 - SF7BW125 to SF12BW125
182 ** 507.9 - SF7BW125 to SF12BW125
183 ** 508.1 - SF7BW125 to SF12BW125
184 ** 505.3 - SF12BW125 (RX2 downlink only)
185
Xiaoling 11.11 186
Xiaoling 3.1 187 == 3.4 EU863-870 (EU868) ==
Xiaoling 1.1 188
189 * Uplink:
190 ** 868.1 - SF7BW125 to SF12BW125
191 ** 868.3 - SF7BW125 to SF12BW125 and SF7BW250
192 ** 868.5 - SF7BW125 to SF12BW125
193 ** 867.1 - SF7BW125 to SF12BW125
194 ** 867.3 - SF7BW125 to SF12BW125
195 ** 867.5 - SF7BW125 to SF12BW125
196 ** 867.7 - SF7BW125 to SF12BW125
197 ** 867.9 - SF7BW125 to SF12BW125
198 ** 868.8 - FSK
199
200 * Downlink:
201 ** Uplink channels 1-9 (RX1)
202 ** 869.525 - SF9BW125 (RX2 downlink only)
203
204 OTAA RX2DR is set to DR0, SF12BW125 since 2021,Mar for Dragino Devices.
205
206
Xiaoling 3.1 207 == 3.5 IN865-867 (IN865) ==
Xiaoling 1.1 208
209 * Uplink:
210 ** 865.0625 - SF7BW125 to SF12BW125
211 ** 865.4025 - SF7BW125 to SF12BW125
212 ** 865.9850 - SF7BW125 to SF12BW125
213
214 * Downlink:
215 ** Uplink channels 1-3 (RX1)
216 ** 866.550 - SF10BW125 (RX2)
217
Xiaoling 11.12 218
Xiaoling 3.1 219 == 3.6 KZ865 ==
Xiaoling 1.1 220
221 * Uplink ~-~- 125Khz , DR0 - DR5
222 ** 865.1
223 ** 865.2
224 ** 865.5
225 ** 865.7
226 ** 865.9
227
228 * Downlink:
229 ** The RX1 receive window uses the same channel as the preceding uplink.
230 ** The RX2 receive window uses a fixed frequency and data rate. The default parameters are 866.7MHz / DR0 (SF12, 125 kHz)​
231
Xiaoling 11.13 232
Xiaoling 3.1 233 == 3.7 KR920-923 (KR920) ==
Xiaoling 1.1 234
235 * Default channel:
236 ** 922.1 - SF7BW125 to SF12BW125
237 ** 922.3 - SF7BW125 to SF12BW125
238 ** 922.5 - SF7BW125 to SF12BW125
239
240 * Uplink: (OTAA mode, channel added by JoinAccept message)
241 ** 922.1 - SF7BW125 to SF12BW125
242 ** 922.3 - SF7BW125 to SF12BW125
243 ** 922.5 - SF7BW125 to SF12BW125
244 ** 922.7 - SF7BW125 to SF12BW125
245 ** 922.9 - SF7BW125 to SF12BW125
246 ** 923.1 - SF7BW125 to SF12BW125
247 ** 923.3 - SF7BW125 to SF12BW125
248
249 * Downlink:
250 ** Uplink channels 1-7(RX1)
251 ** 921.9 - SF12BW125 (RX2 downlink only; SF12BW125 might be changed to SF9BW125)
252
Xiaoling 11.14 253
Xiaoling 3.1 254 == 3.8 MA869 ==
Xiaoling 1.1 255
Edwin Chen 4.1 256 Country: Morroco
257
Xiaoling 1.1 258 * Uplink:
259 ** 869.1 - SF7BW125 to SF12BW125
260 ** 869.3 - SF7BW125 to SF12BW125
261 ** 869.5 - SF7BW125 to SF12BW125
262 ** 869.7 - SF7BW125 to SF12BW125
263 ** 869.9 - SF7BW125 to SF12BW125
264 ** 870.0 - SF7BW125 to SF12BW125
265 ** 870.1 - SF7BW125 to SF12BW125
266 ** 870.3 - SF7BW125 to SF12BW125
267 ** 869.8 - FSK
268
269 * Downlink:
270 ** Uplink channels 1-9 (RX1)
271 ** 869.525 - SF12BW125 (RX2 downlink only)
272
Xiaoling 11.15 273
Xiaoling 3.1 274 == 3.9 US902-928 (US915) ==
Xiaoling 1.1 275
276 Used in USA, Canada and South America.
277
Xiaoling 6.1 278
Xiaoling 3.1 279 === 3.9.1 Before [[Dragino DLS-005 LoRaWAN Stack>>url:https://www.dragino.com/downloads/downloads/LoRa_End_Node/DR-LWS/changelog]]. ===
Xiaoling 1.1 280
281 Default use CHE=2, Subband 2
282
283 * Uplink:
284 ** 903.9 - SF7BW125 to SF10BW125
285 ** 904.1 - SF7BW125 to SF10BW125
286 ** 904.3 - SF7BW125 to SF10BW125
287 ** 904.5 - SF7BW125 to SF10BW125
288 ** 904.7 - SF7BW125 to SF10BW125
289 ** 904.9 - SF7BW125 to SF10BW125
290 ** 905.1 - SF7BW125 to SF10BW125
291 ** 905.3 - SF7BW125 to SF10BW125
292
293 * Downlink:
294 ** 923.3 - SF7BW500 to SF12BW500
295 ** 923.9 - SF7BW500 to SF12BW500
296 ** 924.5 - SF7BW500 to SF12BW500
297 ** 925.1 - SF7BW500 to SF12BW500
298 ** 925.7 - SF7BW500 to SF12BW500
299 ** 926.3 - SF7BW500 to SF12BW500
300 ** 926.9 - SF7BW500 to SF12BW500
301 ** 927.5 - SF7BW500 to SF12BW500
302 ** 923.3 - SF12BW500(RX2 downlink only)
303
Xiaoling 11.16 304
Xiaoling 3.1 305 === 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 1.1 306
Xiaoling 3.7 307 (((
Xiaoling 1.1 308 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 3.7 309 )))
Xiaoling 1.1 310
Xiaoling 3.7 311 (((
312
313 )))
314
315 (((
Xiaoling 1.1 316 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 3.7 317 )))
Xiaoling 1.1 318
Xiaoling 3.7 319 * (((
320 Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that subband
321 )))
322 * (((
323 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 6.1 324
325
Xiaoling 3.7 326 )))
Xiaoling 1.1 327
Xiaoling 3.1 328 = 4. Frequency Bands for different server =
Xiaoling 1.1 329
330 * TTN Frequency Band Settings: [[https:~~/~~/www.thethingsnetwork.org/docs/lorawan/frequency-plans.html>>url:https://www.thethingsnetwork.org/docs/lorawan/frequency-plans.html]]
331 * Loriot [[https:~~/~~/docs.loriot.io/display/LNS/Regional+Frequency+Plans>>url:https://docs.loriot.io/display/LNS/Regional+Frequency+Plans]]

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