Changes for page End Device Frequency Band
Last modified by Edwin Chen on 2024/10/21 20:35
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... ... @@ -1,58 +1,44 @@ 1 1 (% class="wikigeneratedid" id="HEndDeviceFrequencyBand" %) 2 - **Table of** **Contents:**2 + 3 3 4 -{{toc/}} 4 +(% class="wikigeneratedid" id="HContents" %) 5 +Contents 5 5 7 + ~[[[hide>>url:https://wiki.dragino.com/index.php/End_Device_Frequency_Band#]]] 6 6 9 +{{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 35 35 36 36 == 3.1 AS923 == 37 37 38 - 39 39 === 3.1.1 Notice for AS923 Frequency Bands === 40 40 41 - 42 -((( 43 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 45 46 -((( 47 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 49 50 50 51 51 52 52 === 3.1.2 AS920-923 & AS923-925 : AS923-1 (AS923) === 53 53 54 - 55 -* **Countries**: Malaysia, 56 56 * Default Uplink channel: 57 57 ** 923.2 - SF7BW125 to SF10BW125 58 58 ** 923.4 - SF7BW125 to SF10BW125 ... ... @@ -78,11 +78,8 @@ 78 78 ** Uplink channels 1-8 (RX1) 79 79 ** 923.2 - SF10BW125 (RX2) 80 80 81 - 82 - 83 83 === 3.1.3 AS923-2 === 84 84 85 - 86 86 * Default Uplink channel: 87 87 ** 921.4 - SF7BW125 to SF10BW125 88 88 ** 921.6 - SF7BW125 to SF10BW125 ... ... @@ -93,11 +93,8 @@ 93 93 ** Uplink channels 1-8 (RX1) 94 94 ** 921.4 - SF10BW125 (RX2) 95 95 96 - 97 - 98 98 === 3.1.4 AS923-3 === 99 99 100 - 101 101 * Default Uplink channel: 102 102 ** 916.6 - SF7BW125 to SF10BW125 103 103 ** 916.8 - SF7BW125 to SF10BW125 ... ... @@ -108,11 +108,8 @@ 108 108 ** Uplink channels 1-8 (RX1) 109 109 ** 916.6 - SF10BW125 (RX2) 110 110 111 - 112 - 113 113 === 3.1.5 AS923-4 === 114 114 115 - 116 116 * Countries : Israel 117 117 * Default Uplink channel: 118 118 ** 917.3 - SF7BW125 to SF10BW125 ... ... @@ -123,11 +123,8 @@ 123 123 ** Uplink channels 1-8 (RX1) 124 124 ** 917.3 - SF10BW125 (RX2) 125 125 126 - 127 - 128 128 == 3.2 AU915-928(AU915) == 129 129 130 - 131 131 **Before [[Dragino DLS-005 LoRaWAN Stack>>url:https://www.dragino.com/downloads/downloads/LoRa_End_Node/DR-LWS/changelog]]** , Default use CHE=2 132 132 133 133 * Uplink: ... ... @@ -151,34 +151,17 @@ 151 151 ** 927.5 - SF7BW500 to SF12BW500 152 152 ** 923.3 - SF12BW500(RX2 downlink only) 153 153 154 -((( 155 155 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 -))) 157 157 158 - 159 -((( 160 160 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 -))) 162 162 163 - 164 -((( 165 165 After Join success, the end node will switch to the correct sub band by: 166 -))) 167 167 168 -* ((( 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) 134 +* Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band 135 +* 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) 173 173 174 - 175 - 176 - 177 -))) 178 - 179 179 == 3.3 CN470-510 (CN470) == 180 180 181 - 182 182 Used in China, Default use CHE=1 183 183 184 184 * Uplink: ... ... @@ -202,11 +202,8 @@ 202 202 ** 508.1 - SF7BW125 to SF12BW125 203 203 ** 505.3 - SF12BW125 (RX2 downlink only) 204 204 205 - 206 - 207 207 == 3.4 EU863-870 (EU868) == 208 208 209 - 210 210 * Uplink: 211 211 ** 868.1 - SF7BW125 to SF12BW125 212 212 ** 868.3 - SF7BW125 to SF12BW125 and SF7BW250 ... ... @@ -225,10 +225,8 @@ 225 225 OTAA RX2DR is set to DR0, SF12BW125 since 2021,Mar for Dragino Devices. 226 226 227 227 228 - 229 229 == 3.5 IN865-867 (IN865) == 230 230 231 - 232 232 * Uplink: 233 233 ** 865.0625 - SF7BW125 to SF12BW125 234 234 ** 865.4025 - SF7BW125 to SF12BW125 ... ... @@ -238,22 +238,8 @@ 238 238 ** Uplink channels 1-3 (RX1) 239 239 ** 866.550 - SF10BW125 (RX2) 240 240 241 - 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 - 254 254 == 3.6 KZ865 == 255 255 256 - 257 257 * Uplink ~-~- 125Khz , DR0 - DR5 258 258 ** 865.1 259 259 ** 865.2 ... ... @@ -265,11 +265,8 @@ 265 265 ** The RX1 receive window uses the same channel as the preceding uplink. 266 266 ** The RX2 receive window uses a fixed frequency and data rate. The default parameters are 866.7MHz / DR0 (SF12, 125 kHz) 267 267 268 - 269 - 270 270 == 3.7 KR920-923 (KR920) == 271 271 272 - 273 273 * Default channel: 274 274 ** 922.1 - SF7BW125 to SF12BW125 275 275 ** 922.3 - SF7BW125 to SF12BW125 ... ... @@ -288,13 +288,8 @@ 288 288 ** Uplink channels 1-7(RX1) 289 289 ** 921.9 - SF12BW125 (RX2 downlink only; SF12BW125 might be changed to SF9BW125) 290 290 291 - 292 - 293 293 == 3.8 MA869 == 294 294 295 - 296 - Country: Morroco 297 - 298 298 * Uplink: 299 299 ** 869.1 - SF7BW125 to SF12BW125 300 300 ** 869.3 - SF7BW125 to SF12BW125 ... ... @@ -310,18 +310,12 @@ 310 310 ** Uplink channels 1-9 (RX1) 311 311 ** 869.525 - SF12BW125 (RX2 downlink only) 312 312 313 - 314 - 315 315 == 3.9 US902-928 (US915) == 316 316 317 - 318 318 Used in USA, Canada and South America. 319 319 320 - 321 - 322 322 === 3.9.1 Before [[Dragino DLS-005 LoRaWAN Stack>>url:https://www.dragino.com/downloads/downloads/LoRa_End_Node/DR-LWS/changelog]]. === 323 323 324 - 325 325 Default use CHE=2, Subband 2 326 326 327 327 * Uplink: ... ... @@ -345,36 +345,16 @@ 345 345 ** 927.5 - SF7BW500 to SF12BW500 346 346 ** 923.3 - SF12BW500(RX2 downlink only) 347 347 348 - 349 - 350 350 === 3.9.2 Latest firmware, Since [[Dragino DLS-005 LoRaWAN Stack>>url:https://www.dragino.com/downloads/downloads/LoRa_End_Node/DR-LWS/changelog]] === 351 351 352 - 353 -((( 354 354 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 -))) 356 356 357 -((( 358 - 359 -))) 360 - 361 -((( 362 362 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 -))) 364 364 365 -* ((( 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) 278 +* Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that subband 279 +* 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) 370 370 371 - 372 - 373 - 374 -))) 375 - 376 376 = 4. Frequency Bands for different server = 377 377 378 - 379 379 * TTN Frequency Band Settings: [[https:~~/~~/www.thethingsnetwork.org/docs/lorawan/frequency-plans.html>>url:https://www.thethingsnetwork.org/docs/lorawan/frequency-plans.html]] 380 380 * Loriot [[https:~~/~~/docs.loriot.io/display/LNS/Regional+Frequency+Plans>>url:https://docs.loriot.io/display/LNS/Regional+Frequency+Plans]]