Changes for page End Device Frequency Band

Last modified by Edwin Chen on 2024/10/21 20:35
<
From version < 6.1 >
edited by Xiaoling
on 2022/05/27 17:43
To version < 3.6 >
edited by Xiaoling
on 2022/05/10 15:35
>
Change comment: There is no comment for this version

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... ... @@ -1,5 +1,5 @@
1 1  (% class="wikigeneratedid" id="HEndDeviceFrequencyBand" %)
2 - **Contents：**
2 +
3 3  
4 4  {{toc/}}
5 5  
... ... @@ -10,7 +10,6 @@
10 10  * TTN Frequency Band Settings: [[https:~~/~~/www.thethingsnetwork.org/docs/lorawan/frequency-plans.html>>url:https://www.thethingsnetwork.org/docs/lorawan/frequency-plans.html]]
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 -
14 14  = 2. OTAA Join Behaviour =
15 15  
16 16  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.
... ... @@ -22,7 +22,6 @@
22 22  * EU868 OTAA Join DR select. SF7->SF8->SF9->SF10->SF11->SF12; Each 3 attempts and then loop
23 23  * 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
24 24  
25 -
26 26  = 3. Default Frequency Bands =
27 27  
28 28  
... ... @@ -39,6 +39,7 @@
39 39  )))
40 40  
41 41  
40 +
42 42  === 3.1.2 AS920-923 & AS923-925 : AS923-1 (AS923) ===
43 43  
44 44  * Default Uplink channel:
... ... @@ -66,7 +66,6 @@
66 66  ** Uplink channels 1-8 (RX1)
67 67  ** 923.2 - SF10BW125 (RX2)
68 68  
69 -
70 70  === 3.1.3 AS923-2 ===
71 71  
72 72  * Default Uplink channel:
... ... @@ -79,8 +79,6 @@
79 79  ** Uplink channels 1-8 (RX1)
80 80  ** 921.4 - SF10BW125 (RX2)
81 81  
82 -
83 -
84 84  === 3.1.4 AS923-3 ===
85 85  
86 86  * Default Uplink channel:
... ... @@ -93,8 +93,6 @@
93 93  ** Uplink channels 1-8 (RX1)
94 94  ** 916.6 - SF10BW125 (RX2)
95 95  
96 -
97 -
98 98  === 3.1.5 AS923-4 ===
99 99  
100 100  * Countries : Israel
... ... @@ -107,8 +107,6 @@
107 107  ** Uplink channels 1-8 (RX1)
108 108  ** 917.3 - SF10BW125 (RX2)
109 109  
110 -
111 -
112 112  == 3.2 AU915-928(AU915) ==
113 113  
114 114  **Before [[Dragino DLS-005 LoRaWAN Stack>>url:https://www.dragino.com/downloads/downloads/LoRa_End_Node/DR-LWS/changelog]]** , Default use CHE=2
... ... @@ -134,29 +134,15 @@
134 134  ** 927.5 - SF7BW500 to SF12BW500
135 135  ** 923.3 - SF12BW500(RX2 downlink only)
136 136  
137 -(((
138 138  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.
139 -)))
140 140  
141 -
142 -(((
143 143  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.
144 -)))
145 145  
146 -
147 -(((
148 148  After Join success, the end node will switch to the correct sub band by:
149 -)))
150 150  
151 -* (((
152 -Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band
153 -)))
154 -* (((
155 -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)
135 +* Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band
136 +* 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)
156 156  
157 -
158 -)))
159 -
160 160  == 3.3 CN470-510 (CN470) ==
161 161  
162 162  Used in China, Default use CHE=1
... ... @@ -182,8 +182,6 @@
182 182  ** 508.1 - SF7BW125 to SF12BW125
183 183  ** 505.3 - SF12BW125 (RX2 downlink only)
184 184  
185 -
186 -
187 187  == 3.4 EU863-870 (EU868) ==
188 188  
189 189  * Uplink:
... ... @@ -215,8 +215,6 @@
215 215  ** Uplink channels 1-3 (RX1)
216 216  ** 866.550 - SF10BW125 (RX2)
217 217  
218 -
219 -
220 220  == 3.6 KZ865 ==
221 221  
222 222  * Uplink ~-~- 125Khz , DR0 - DR5
... ... @@ -230,8 +230,6 @@
230 230  ** The RX1 receive window uses the same channel as the preceding uplink.
231 231  ** The RX2 receive window uses a fixed frequency and data rate. The default parameters are 866.7MHz / DR0 (SF12, 125 kHz)​
232 232  
233 -
234 -
235 235  == 3.7 KR920-923 (KR920) ==
236 236  
237 237  * Default channel:
... ... @@ -252,12 +252,8 @@
252 252  ** Uplink channels 1-7(RX1)
253 253  ** 921.9 - SF12BW125 (RX2 downlink only; SF12BW125 might be changed to SF9BW125)
254 254  
255 -
256 -
257 257  == 3.8 MA869 ==
258 258  
259 - Country: Morroco
260 -
261 261  * Uplink:
262 262  ** 869.1 - SF7BW125 to SF12BW125
263 263  ** 869.3 - SF7BW125 to SF12BW125
... ... @@ -273,12 +273,10 @@
273 273  ** Uplink channels 1-9 (RX1)
274 274  ** 869.525 - SF12BW125 (RX2 downlink only)
275 275  
276 -
277 277  == 3.9 US902-928 (US915) ==
278 278  
279 279  Used in USA, Canada and South America.
280 280  
281 -
282 282  === 3.9.1 Before [[Dragino DLS-005 LoRaWAN Stack>>url:https://www.dragino.com/downloads/downloads/LoRa_End_Node/DR-LWS/changelog]]. ===
283 283  
284 284  Default use CHE=2, Subband 2
... ... @@ -304,31 +304,15 @@
304 304  ** 927.5 - SF7BW500 to SF12BW500
305 305  ** 923.3 - SF12BW500(RX2 downlink only)
306 306  
307 -
308 -
309 309  === 3.9.2 Latest firmware, Since [[Dragino DLS-005 LoRaWAN Stack>>url:https://www.dragino.com/downloads/downloads/LoRa_End_Node/DR-LWS/changelog]] ===
310 310  
311 -(((
312 312  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.
313 -)))
314 314  
315 -(((
316 -
317 -)))
318 -
319 -(((
320 320  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:
321 -)))
322 322  
323 -* (((
324 -Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that subband
325 -)))
326 -* (((
327 -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)
279 +* Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that subband
280 +* 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)
328 328  
329 -
330 -)))
331 -
332 332  = 4. Frequency Bands for different server =
333 333  
334 334  * TTN Frequency Band Settings: [[https:~~/~~/www.thethingsnetwork.org/docs/lorawan/frequency-plans.html>>url:https://www.thethingsnetwork.org/docs/lorawan/frequency-plans.html]]

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