Changes for page End Device Frequency Band
Last modified by Edwin Chen on 2024/10/21 20:35
Summary
-
Page properties (1 modified, 0 added, 0 removed)
Details
- Page properties
-
- Content
-
... ... @@ -1,55 +1,43 @@ 1 1 (% class="wikigeneratedid" id="HEndDeviceFrequencyBand" %) 2 - **Table of** **Contents:**2 + 3 3 4 - {{toc/}}4 += Contents: = 5 5 6 + ~[[[hide>>url:https://http://8.211.40.43:8080/xwiki/bin/view/Main/End%20Device%20Frequency%20Band]]] 6 6 8 +{{toc/}} 7 7 8 - 9 9 = 1. Introduction = 10 10 11 - 12 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 13 14 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 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 16 17 - 18 - 19 19 = 2. OTAA Join Behaviour = 20 20 21 - 22 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 23 24 -((( 25 25 For 005 LoRaWAN Stack: 26 -))) 27 27 28 28 * EU868 OTAA Join DR select. SF7->SF8->SF9->SF10->SF11->SF12; Each 3 attempts and then loop 29 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 30 31 - 32 - 33 33 = 3. Default Frequency Bands = 34 34 28 + 35 35 == 3.1 AS923 == 36 36 37 37 === 3.1.1 Notice for AS923 Frequency Bands === 38 38 39 - 40 -((( 41 41 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. 42 -))) 43 43 44 -((( 45 45 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. 46 -))) 47 47 48 48 38 + 49 49 === 3.1.2 AS920-923 & AS923-925 : AS923-1 (AS923) === 50 50 51 - 52 -* **Countries**: Malaysia, 53 53 * Default Uplink channel: 54 54 ** 923.2 - SF7BW125 to SF10BW125 55 55 ** 923.4 - SF7BW125 to SF10BW125 ... ... @@ -75,11 +75,8 @@ 75 75 ** Uplink channels 1-8 (RX1) 76 76 ** 923.2 - SF10BW125 (RX2) 77 77 78 - 79 - 80 80 === 3.1.3 AS923-2 === 81 81 82 - 83 83 * Default Uplink channel: 84 84 ** 921.4 - SF7BW125 to SF10BW125 85 85 ** 921.6 - SF7BW125 to SF10BW125 ... ... @@ -90,10 +90,8 @@ 90 90 ** Uplink channels 1-8 (RX1) 91 91 ** 921.4 - SF10BW125 (RX2) 92 92 93 - 94 94 === 3.1.4 AS923-3 === 95 95 96 - 97 97 * Default Uplink channel: 98 98 ** 916.6 - SF7BW125 to SF10BW125 99 99 ** 916.8 - SF7BW125 to SF10BW125 ... ... @@ -104,11 +104,8 @@ 104 104 ** Uplink channels 1-8 (RX1) 105 105 ** 916.6 - SF10BW125 (RX2) 106 106 107 - 108 - 109 109 === 3.1.5 AS923-4 === 110 110 111 - 112 112 * Countries : Israel 113 113 * Default Uplink channel: 114 114 ** 917.3 - SF7BW125 to SF10BW125 ... ... @@ -119,11 +119,8 @@ 119 119 ** Uplink channels 1-8 (RX1) 120 120 ** 917.3 - SF10BW125 (RX2) 121 121 122 - 123 - 124 124 == 3.2 AU915-928(AU915) == 125 125 126 - 127 127 **Before [[Dragino DLS-005 LoRaWAN Stack>>url:https://www.dragino.com/downloads/downloads/LoRa_End_Node/DR-LWS/changelog]]** , Default use CHE=2 128 128 129 129 * Uplink: ... ... @@ -147,33 +147,17 @@ 147 147 ** 927.5 - SF7BW500 to SF12BW500 148 148 ** 923.3 - SF12BW500(RX2 downlink only) 149 149 150 -((( 151 151 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. 152 -))) 153 153 154 - 155 -((( 156 156 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. 157 -))) 158 158 159 - 160 -((( 161 161 After Join success, the end node will switch to the correct sub band by: 162 -))) 163 163 164 -* ((( 165 -Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band 166 -))) 167 -* ((( 168 -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) 133 +* Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band 134 +* 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) 169 169 170 - 171 - 172 -))) 173 - 174 174 == 3.3 CN470-510 (CN470) == 175 175 176 - 177 177 Used in China, Default use CHE=1 178 178 179 179 * Uplink: ... ... @@ -197,11 +197,8 @@ 197 197 ** 508.1 - SF7BW125 to SF12BW125 198 198 ** 505.3 - SF12BW125 (RX2 downlink only) 199 199 200 - 201 - 202 202 == 3.4 EU863-870 (EU868) == 203 203 204 - 205 205 * Uplink: 206 206 ** 868.1 - SF7BW125 to SF12BW125 207 207 ** 868.3 - SF7BW125 to SF12BW125 and SF7BW250 ... ... @@ -222,7 +222,6 @@ 222 222 223 223 == 3.5 IN865-867 (IN865) == 224 224 225 - 226 226 * Uplink: 227 227 ** 865.0625 - SF7BW125 to SF12BW125 228 228 ** 865.4025 - SF7BW125 to SF12BW125 ... ... @@ -232,22 +232,8 @@ 232 232 ** Uplink channels 1-3 (RX1) 233 233 ** 866.550 - SF10BW125 (RX2) 234 234 235 -Gateway has below eight channels in IN865 bands. 236 - 237 -* 865.0625 - SF7BW125 to SF12BW125 238 -* 865.4025 - SF7BW125 to SF12BW125 239 -* 865.6025 - SF7BW125 to SF12BW125 240 -* 865.9850 - SF7BW125 to SF12BW125 241 -* 866.1850 - SF7BW125 to SF12BW125 242 -* 866.3850 - SF7BW125 to SF12BW125 243 -* 866.5850 - SF7BW125 to SF12BW125 244 -* 866.7850 - SF7BW125 to SF12BW125 245 - 246 - 247 - 248 248 == 3.6 KZ865 == 249 249 250 - 251 251 * Uplink ~-~- 125Khz , DR0 - DR5 252 252 ** 865.1 253 253 ** 865.2 ... ... @@ -259,11 +259,8 @@ 259 259 ** The RX1 receive window uses the same channel as the preceding uplink. 260 260 ** The RX2 receive window uses a fixed frequency and data rate. The default parameters are 866.7MHz / DR0 (SF12, 125 kHz) 261 261 262 - 263 - 264 264 == 3.7 KR920-923 (KR920) == 265 265 266 - 267 267 * Default channel: 268 268 ** 922.1 - SF7BW125 to SF12BW125 269 269 ** 922.3 - SF7BW125 to SF12BW125 ... ... @@ -282,13 +282,8 @@ 282 282 ** Uplink channels 1-7(RX1) 283 283 ** 921.9 - SF12BW125 (RX2 downlink only; SF12BW125 might be changed to SF9BW125) 284 284 285 - 286 - 287 287 == 3.8 MA869 == 288 288 289 - 290 - Country: Morroco 291 - 292 292 * Uplink: 293 293 ** 869.1 - SF7BW125 to SF12BW125 294 294 ** 869.3 - SF7BW125 to SF12BW125 ... ... @@ -304,17 +304,12 @@ 304 304 ** Uplink channels 1-9 (RX1) 305 305 ** 869.525 - SF12BW125 (RX2 downlink only) 306 306 307 - 308 - 309 309 == 3.9 US902-928 (US915) == 310 310 311 - 312 312 Used in USA, Canada and South America. 313 313 314 - 315 315 === 3.9.1 Before [[Dragino DLS-005 LoRaWAN Stack>>url:https://www.dragino.com/downloads/downloads/LoRa_End_Node/DR-LWS/changelog]]. === 316 316 317 - 318 318 Default use CHE=2, Subband 2 319 319 320 320 * Uplink: ... ... @@ -338,38 +338,16 @@ 338 338 ** 927.5 - SF7BW500 to SF12BW500 339 339 ** 923.3 - SF12BW500(RX2 downlink only) 340 340 341 - 342 - 343 343 === 3.9.2 Latest firmware, Since [[Dragino DLS-005 LoRaWAN Stack>>url:https://www.dragino.com/downloads/downloads/LoRa_End_Node/DR-LWS/changelog]] === 344 344 345 - 346 -((( 347 347 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. 348 -))) 349 349 350 -((( 351 - 352 -))) 353 - 354 -((( 355 355 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: 356 -))) 357 357 358 -* ((( 359 -Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that subband 360 -))) 361 -* ((( 362 -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) 277 +* Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that subband 278 +* 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) 363 363 364 - 365 - 366 -))) 367 - 368 368 = 4. Frequency Bands for different server = 369 369 370 - 371 371 * TTN Frequency Band Settings: [[https:~~/~~/www.thethingsnetwork.org/docs/lorawan/frequency-plans.html>>url:https://www.thethingsnetwork.org/docs/lorawan/frequency-plans.html]] 372 372 * Loriot [[https:~~/~~/docs.loriot.io/display/LNS/Regional+Frequency+Plans>>url:https://docs.loriot.io/display/LNS/Regional+Frequency+Plans]] 373 - 374 - 375 -