Changes for page N95S31B -- NB-IoT Temperature & Humidity Sensor User Manual
Last modified by Mengting Qiu on 2024/04/02 16:44
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... ... @@ -9,7 +9,6 @@ 9 9 10 10 **Table of Contents:** 11 11 12 -{{toc/}} 13 13 14 14 15 15 ... ... @@ -19,31 +19,27 @@ 19 19 20 20 == 1.1 What is N95S31B NB-IoT Sensor Node == 21 21 22 - 23 23 ((( 22 + 23 + 24 24 The Dragino N95S31B is a (% style="color:blue" %)**NB-IoT Temperature and Humidity Sensor**(%%) for Internet of Things solution. It is used to measure the (% style="color:blue" %)**surrounding environment temperature and relative air humidity precisely**(%%), and then upload to IoT server via NB-IoT network*. 25 -))) 26 26 27 -((( 28 28 The temperature & humidity sensor used in N95S31B is SHT31, which is fully calibrated, linearized, and temperature compensated digital output from Sensirion, it provides a strong reliability and long-term stability. The SHT31 is fixed in a (% style="color:blue" %)**waterproof anti-condensation casing **(%%)for long term use. 29 -))) 30 30 31 -((( 32 32 N95S31B supports different uplink methods include (% style="color:blue" %)**TCP, MQTT, UDP and CoAP**(%%) for different application requirement. 33 -))) 34 34 35 -((( 36 36 N95S31B is powered by(% style="color:blue" %)**8500mAh Li-SOCI2 battery**(%%), It is designed for long term use up to several years. (Real-world battery life depends on the use environment, update period. Please check related Power Analyze report). 37 -))) 38 38 39 - (((32 + 40 40 ~* make sure you have NB-IoT coverage locally. 34 + 35 + 41 41 ))) 42 42 43 - 44 44 [[image:1657348284168-431.png]] 45 45 46 46 41 + 47 47 == 1.2 Features == 48 48 49 49 ... ... @@ -58,6 +58,8 @@ 58 58 * Micro SIM card slot for NB-IoT SIM 59 59 * 8500mAh Battery for long term use 60 60 56 + 57 + 61 61 == 1.3 Specification == 62 62 63 63 ... ... @@ -68,15 +68,16 @@ 68 68 69 69 (% style="color:#037691" %)**NB-IoT Spec:** 70 70 71 -* B1 @H-FDD: 2100MHz 72 -* B3 @H-FDD: 1800MHz 73 -* B8 @H-FDD: 900MHz 74 -* B5 @H-FDD: 850MHz 75 -* B20 @H-FDD: 800MHz 76 -* B28 @H-FDD: 700MHz 68 +* - B1 @H-FDD: 2100MHz 69 +* - B3 @H-FDD: 1800MHz 70 +* - B8 @H-FDD: 900MHz 71 +* - B5 @H-FDD: 850MHz 72 +* - B20 @H-FDD: 800MHz 73 +* - B28 @H-FDD: 700MHz 77 77 78 78 (% style="color:#037691" %)**Battery:** 79 79 77 + 80 80 * Li/SOCI2 un-chargeable battery 81 81 * Capacity: 8500mAh 82 82 * Self Discharge: <1% / Year @ 25°C ... ... @@ -83,9 +83,10 @@ 83 83 * Max continuously current: 130mA 84 84 * Max boost current: 2A, 1 second 85 85 86 -== 1.4 Applications == 87 87 88 88 86 +== 1.4 Applications == 87 + 89 89 * Smart Buildings & Home Automation 90 90 * Logistics and Supply Chain Management 91 91 * Smart Metering ... ... @@ -97,49 +97,43 @@ 97 97 98 98 99 99 100 -== 1.5 Pin Definitions & Switch==99 +== 1.5 Pin Definitions == 101 101 102 - 103 103 N95S31B use the mother board from NBSN95 which as below. 104 104 105 - 106 106 [[image:image-20220709144723-1.png]] 107 107 108 108 109 109 === 1.5.1 Jumper JP2 === 110 110 111 - 112 112 Power on Device when put this jumper. 113 113 114 114 111 + 115 115 === 1.5.2 BOOT MODE / SW1 === 116 116 114 +1) ISP: upgrade mode, device won't have any signal in this mode. but ready for upgrade firmware. LED won't work. Firmware won't run. 117 117 118 -((( 119 -**1) ISP: ** upgrade mode, device won't have any signal in this mode. but ready for upgrade firmware. LED won't work. Firmware won't run. 120 -))) 116 +2) Flash: work mode, device starts to work and send out console output for further debug 121 121 122 -((( 123 -**2) Flash:** work mode, device starts to work and send out console output for further debug 124 -))) 125 125 126 126 127 127 === 1.5.3 Reset Button === 128 128 129 - 130 130 Press to reboot the device. 131 131 132 132 125 + 133 133 === 1.5.4 LED === 134 134 135 - 136 136 It will flash: 137 137 138 -1. When boot the device in flash mode 130 +1. When boot the device in flash mode 131 +1. Send an uplink packet 139 139 140 -2. Send an uplink packet 141 141 142 142 135 + 143 143 = 2. Use N95S31B to communicate with IoT Server = 144 144 145 145 == 2.1 How it works == ... ... @@ -158,14 +158,16 @@ 158 158 159 159 ))) 160 160 161 -[[image:16575 20100595-569.png]]154 +[[image:1657350248151-650.png]] 162 162 163 163 ((( 164 164 165 165 ))) 166 166 160 + 167 167 == 2.2 Configure the N95S31B == 168 168 163 + 169 169 === 2.2.1 Power On N95S31B === 170 170 171 171 ... ... @@ -172,48 +172,27 @@ 172 172 [[image:image-20220709150546-2.png]] 173 173 174 174 175 -=== 2.2. 2Test Requirement ===170 +=== 2.2.1 Test Requirement === 176 176 177 177 178 -((( 179 179 To use N95S31B in your city, make sure meet below requirements: 180 -))) 181 181 182 -* ((( 183 -Your local operator has already distributed a NB-IoT Network there. 184 -))) 185 -* ((( 186 -The local NB-IoT network used the band that N95S31B supports. 187 -))) 188 -* ((( 189 -Your operator is able to distribute the data received in their NB-IoT network to your IoT server. 190 -))) 175 +* Your local operator has already distributed a NB-IoT Network there. 176 +* The local NB-IoT network used the band that N95S31B supports. 177 +* Your operator is able to distribute the data received in their NB-IoT network to your IoT server. 191 191 192 - (((179 + 193 193 Below figure shows our testing structure. Here we have NB-IoT network coverage by China Mobile, the band they use is B8. 194 -))) 195 195 196 -((( 197 197 N95S31B supports different communication protocol such as : 198 -))) 199 199 200 200 ((( 201 -* ((( 202 -CoAP ((% style="color:red" %)120.24.4.116:5683(%%)) 203 -))) 204 -* ((( 205 -raw UDP ((% style="color:red" %)120.24.4.116:5601(%%)) 206 -))) 207 -* ((( 208 -MQTT ((% style="color:red" %)120.24.4.116:1883(%%)) 209 -))) 210 -* ((( 211 -TCP ((% style="color:red" %)120.24.4.116:5600(%%)) 212 -))) 185 +* CoAP ((% style="color:red" %)120.24.4.116:5683(%%)) 186 +* raw UDP ((% style="color:red" %)120.24.4.116:5601(%%)) 187 +* MQTT ((% style="color:red" %)120.24.4.116:1883(%%)) 188 +* TCP ((% style="color:red" %)120.24.4.116:5600(%%)) 213 213 214 -((( 215 215 We will show how to use with each protocol. The IP addresses above are our test server. User need to change to point their corresponding server. 216 -))) 217 217 218 218 219 219 ))) ... ... @@ -221,9 +221,9 @@ 221 221 [[image:1657350625843-586.png]] 222 222 223 223 198 + 224 224 === 2.2.3 Insert SIM card === 225 225 226 - 227 227 ((( 228 228 Insert the NB-IoT Card get from your provider. 229 229 ))) ... ... @@ -236,29 +236,26 @@ 236 236 [[image:1657351240556-536.png]] 237 237 238 238 213 + 239 239 === 2.2.4 Connect USB – TTL to N95S31B to configure it === 240 240 241 - 242 242 ((( 243 243 ((( 244 244 User need to configure N95S31B via serial port to set the (% style="color:blue" %)**Server Address** / **Uplink Topic** (%%)to define where and how-to uplink packets. N95S31B support AT Commands, user can use a USB to TTL adapter to connect to N95S31B and use AT Commands to configure it, as below. 245 - 246 - 247 247 ))) 248 248 ))) 249 249 250 250 [[image:1657351312545-300.png]] 251 251 224 +**Connection:** 252 252 253 -(% style="color: blue" %)**Connection:**226 + (% style="background-color:yellow" %)USB TTL GND <~-~-~-~-> GND 254 254 255 - (% style="background-color:yellow" %) **USB TTLGND <~-~-~-~->GND**228 + (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~-> UART_RXD 256 256 257 - **~(% style="background-color:yellow" %)USB TTLTXD <~-~-~-~-> UART_RXD(%%)**230 + (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD 258 258 259 -**~ (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD(%%)** 260 260 261 - 262 262 In the PC, use below serial tool settings: 263 263 264 264 * Baud: (% style="color:green" %)**9600** ... ... @@ -273,18 +273,17 @@ 273 273 274 274 [[image:1657329814315-101.png]] 275 275 276 - 277 277 ((( 278 -(% style="color:red" %) **Note: the valid AT Commands can be found at:**(%%)**[[https:~~/~~/www.dropbox.com/sh/mlpd6l05bogvaf6/AABwAJLMttqG7i~~-~~-AyZcQkoua?dl=0>>https://www.dropbox.com/sh/mlpd6l05bogvaf6/AABwAJLMttqG7i--AyZcQkoua?dl=0]]**248 +(% style="color:red" %)Note: the valid AT Commands can be found at: (%%)[[https:~~/~~/www.dragino.com/downloads/index.php?dir=NB-IoT/N95S31B/>>url:https://www.dragino.com/downloads/index.php?dir=NB-IoT/N95S31B/]] 279 279 ))) 280 280 281 281 252 + 282 282 === 2.2.5 Use CoAP protocol to uplink data === 283 283 255 +(% style="color:red" %)Note: if you don't have CoAP server, you can refer this link to set up one: (%%)[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Set%20up%20CoAP%20Server/>>http://wiki.dragino.com/xwiki/bin/view/Main/Set%20up%20CoAP%20Server/]] 284 284 285 -(% style="color:red" %)**Note: if you don't have CoAP server, you can refer this link to set up one: **(%%)**[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Set%20up%20CoAP%20Server/>>http://wiki.dragino.com/xwiki/bin/view/Main/Set%20up%20CoAP%20Server/]]** 286 286 287 - 288 288 ((( 289 289 **Use below commands:** 290 290 ))) ... ... @@ -293,10 +293,10 @@ 293 293 (% style="color:blue" %)**AT+PRO=1** (%%) ~/~/ Set to use CoAP protocol to uplink 294 294 ))) 295 295 * ((( 296 -(% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683 ** 266 +(% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683 ** (%%)~/~/ to set CoAP server address and port 297 297 ))) 298 298 * ((( 299 -(% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/ 269 +(% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/Set COAP resource path 300 300 ))) 301 301 302 302 ((( ... ... @@ -315,6 +315,7 @@ 315 315 [[image:1657352185396-303.png]] 316 316 317 317 288 + 318 318 === 2.2.6 Use UDP protocol to uplink data(Default protocol) === 319 319 320 320 ... ... @@ -322,56 +322,50 @@ 322 322 * (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5601 ** (%%) ~/~/ to set UDP server address and port 323 323 * (% style="color:blue" %)**AT+CFM=1 ** (%%) ~/~/ If the server does not respond, this command is unnecessary 324 324 325 -[[image:16573 52391268-297.png]]296 +[[image:1657330501006-241.png]] 326 326 327 327 328 -[[image:16573 52403317-397.png]]299 +[[image:1657330533775-472.png]] 329 329 330 330 331 -=== 2.2.7 Use MQTT protocol to uplink data === 332 332 303 +=== 2.2.6 Use MQTT protocol to uplink data === 333 333 334 -N95S31B supports only plain MQTT now it doesn't support TLS and other related encryption. 335 335 336 -* (% style="color:blue" %)**AT+PRO=3 ** (%%) ~/~/ 337 -* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883 ** (%%) ~/~/ 338 -* (% style="color:blue" %)**AT+CLIENT=CLIENT ** (%%)~/~/ 339 -* (% style="color:blue" %)**AT+UNAME=UNAME **(%%)~/~/ 340 -* (% style="color:blue" %)**AT+PWD=PWD **(%%)~/~/ 341 -* (% style="color:blue" %)**AT+PUBTOPIC= f9527342 -* (% style="color:blue" %)**AT+SUBTOPIC=N s9527 **(%%)306 +* (% style="color:blue" %)**AT+PRO=3 ** (%%) ~/~/Set to use MQTT protocol to uplink 307 +* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883 ** (%%) ~/~/Set MQTT server address and port 308 +* (% style="color:blue" %)**AT+CLIENT=CLIENT ** (%%)~/~/Set up the CLIENT of MQTT 309 +* (% style="color:blue" %)**AT+UNAME=UNAME **(%%)~/~/Set the username of MQTT 310 +* (% style="color:blue" %)**AT+PWD=PWD **(%%)~/~/Set the password of MQTT 311 +* (% style="color:blue" %)**AT+PUBTOPIC=NDDS75_PUB **(%%)~/~/Set the sending topic of MQTT 312 +* (% style="color:blue" %)**AT+SUBTOPIC=NDDS75_SUB **(%%) ~/~/Set the subscription topic of MQTT 343 343 344 -[[image:1657 352634421-276.png]]314 +[[image:1657249978444-674.png]] 345 345 346 346 347 -[[image:16573 52645687-385.png]]317 +[[image:1657330723006-866.png]] 348 348 349 349 350 350 ((( 351 -To savebatterylife,N95S31Bwillestablishasubscriptionbeforeeachuplinkandclose thesubscription3 secondsafteruplinksuccessful. Any downlink commandsfromserver will onlyarriveduringthesubscriptionperiod.321 +MQTT protocol has a much higher power consumption compare vs UDP / CoAP protocol. Please check the power analyze document and adjust the uplink period to a suitable interval. 352 352 ))) 353 353 354 -((( 355 -MQTT protocol has a much high-power consumption compare vs UDP / CoAP protocol. Please check the power analyze document and adjust the uplink period to a suitable interval. 356 -))) 357 357 358 358 359 -=== 2.2. 8Use TCP protocol to uplink data ===326 +=== 2.2.7 Use TCP protocol to uplink data === 360 360 361 361 362 -This feature is supported since firmware version v110 363 - 364 364 * (% style="color:blue" %)**AT+PRO=4 ** (%%) ~/~/ Set to use TCP protocol to uplink 365 365 * (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5600 **(%%) ~/~/ to set TCP server address and port 366 366 367 -[[image: 1657352898400-901.png]]332 +[[image:image-20220709093918-1.png]] 368 368 369 369 370 -[[image: 1657352914475-252.png]]335 +[[image:image-20220709093918-2.png]] 371 371 372 372 373 -=== 2.2.9 Change Update Interval === 374 374 339 +=== 2.2.8 Change Update Interval === 375 375 376 376 User can use below command to change the (% style="color:green" %)**uplink interval**. 377 377 ... ... @@ -378,242 +378,164 @@ 378 378 * (% style="color:blue" %)**AT+TDC=600 ** (%%)~/~/ Set Update Interval to 600s 379 379 380 380 ((( 381 - 346 +(% style="color:red" %)**NOTE:** 382 382 ))) 383 383 384 384 ((( 385 -(% style="color:red" %) **NOTE:Sincefirmware version is v1.2:**350 +(% style="color:red" %)1. By default, the device will send an uplink message every 1 hour. 386 386 ))) 387 387 388 -((( 389 -(% style="color:red" %)**By default, the device will send an uplink message every 2 hours. Each Uplink Include 8 set of records in this 2 hour (15 minute interval / record).** 390 -))) 391 391 392 392 393 393 == 2.3 Uplink Payload == 394 394 357 +In this mode, uplink payload includes in total 14 bytes 395 395 396 -((( 397 -N95S31B has different working modes for the connections of different types of sensors. This section describes these modes. User can use the AT Command (% style="color:blue" %)**AT+MOD**(%%) to set NBSN95 to different working modes. 398 -))) 399 399 360 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:440px" %) 361 +|=(% style="width: 60px;" %)((( 362 +**Size(bytes)** 363 +)))|=(% style="width: 60px;" %)**6**|=(% style="width: 35px;" %)2|=(% style="width: 35px;" %)**2**|=(% style="width: 80px;" %)**1**|=(% style="width: 100px;" %)**2**|=(% style="width: 60px;" %)**1** 364 +|(% style="width:97px" %)**Value**|(% style="width:83px" %)[[Device ID>>||anchor="H2.4.1A0A0DeviceID"]]|(% style="width:41px" %)[[Ver>>||anchor="H2.4.2A0VersionInfo"]]|(% style="width:46px" %)[[BAT>>||anchor="H2.4.3A0BatteryInfo"]]|(% style="width:123px" %)[[Signal Strength>>||anchor="H2.4.4A0SignalStrength"]]|(% style="width:120px" %)[[Distance (unit: mm)>>||anchor="H2.4.5A0Distance"]]|(% style="width:80px" %)[[Interrupt>>||anchor="H2.4.6A0DigitalInterrupt"]] 400 400 401 401 ((( 402 - For example:367 +If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NDDS751 uplink data. 403 403 ))) 404 404 405 -((( 406 - (% style="color:blue" %)**AT+CFGMOD=2 ** (%%)~/~/ will set the N95S31B to work in MOD=2 distance mode which target to measure distance via Ultrasonic Sensor. 407 -))) 408 408 371 +[[image:1657331036973-987.png]] 409 409 410 410 ((( 411 -The uplink payloadsare composedinASCIIString.Forxample:374 +The payload is ASCII string, representative same HEX: 412 412 ))) 413 413 414 414 ((( 415 -0 a cd00ed0acc0ef 02 d2 1d (total 24 ASCII Chars) . Representative the actually payload:378 +0x72403155615900640c6c19029200 where: 416 416 ))) 417 417 418 -((( 419 - 0x 0acd 00ed0acc0000ef 02d21d Total12 bytes381 +* ((( 382 +Device ID: 0x724031556159 = 724031556159 420 420 ))) 421 - 422 - 423 -((( 424 -(% style="color:red" %)**NOTE:** 384 +* ((( 385 +Version: 0x0064=100=1.0.0 425 425 ))) 426 426 427 -(% style="color:red" %) 428 -1. ((( 429 -**All modes share the same Payload Explanation from [[HERE>>||anchor="H2.3A0UplinkPayload"]].** 388 +* ((( 389 +BAT: 0x0c6c = 3180 mV = 3.180V 430 430 ))) 431 -1. ((( 432 -**By default, the device will send an uplink message every 1 hour.** 391 +* ((( 392 +Signal: 0x19 = 25 393 +))) 394 +* ((( 395 +Distance: 0x0292= 658 mm 396 +))) 397 +* ((( 398 +Interrupt: 0x00 = 0 433 433 434 434 401 + 435 435 436 436 ))) 437 437 438 -== =2.3.1PayloadAnalyze ===405 +== 2.4 Payload Explanation and Sensor Interface == 439 439 440 -==== 2.3.1.1 Before Firmware v1.2 ==== 441 441 408 +=== 2.4.1 Device ID === 442 442 443 -N95S31B uplink payload includes in total 21 bytes 444 - 445 - 446 -(% border="1" style="background-color:#f2f2f2; width:520px" %) 447 -|=(% style="width: 50px;background-color:#D9E2F3" %)**Size(bytes)**|=(% style="width: 45px;background-color:#D9E2F3" %)**6**|=(% style="width: 25px;background-color:#D9E2F3" %)2|=(% style="width: 25px;background-color:#D9E2F3" %)**2**|=(% style="width: 65px;background-color:#D9E2F3" %)**1**|=(% style="width: 50px;background-color:#D9E2F3" %)1|=(% style="width: 120px;background-color:#D9E2F3" %)5|=(% style="width: 70px;background-color:#D9E2F3" %)**2**|=(% style="width: 70px;background-color:#D9E2F3" %)**2** 448 -|(% style="width:97px" %)**Value**|(% style="width:65px" %)[[Device ID>>||anchor="H2.3.2A0DeviceID"]]|(% style="width:50px" %)[[Ver>>||anchor="H2.3.3A0VersionInfo"]]|(% style="width:46px" %)[[BAT>>||anchor="H2.3.4A0BatteryInfo"]]|(% style="width:75px" %)[[Signal Strength>>||anchor="H2.3.5A0SignalStrength"]]|(% style="width:59px" %)MOD 0X01|(% style="width:162px" %)((( 449 449 ((( 450 - Reserve/Same asNBSN95CFGMOD=1411 +By default, the Device ID equal to the last 6 bytes of IMEI. 451 451 ))) 452 452 453 453 ((( 454 - Nofunctionhere.415 +User can use (% style="color:blue" %)**AT+DEUI**(%%) to set Device ID 455 455 ))) 456 -)))|(% style="width:102px" %)((( 457 -((( 458 -[[Temperature >>||anchor="H2.3.6A0Temperature26Humidity"]] 459 -))) 460 460 461 461 ((( 462 - By SHT31419 +**Example:** 463 463 ))) 464 -)))|(% style="width:81px" %)((( 465 -((( 466 -[[Humidity>>||anchor="H2.3.6A0Temperature26Humidity"]] 467 -))) 468 468 469 469 ((( 470 - By SHT31423 +AT+DEUI=A84041F15612 471 471 ))) 472 -))) 473 473 474 474 ((( 475 - 476 - 477 -((( 478 -If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NB sensor uplink data. 427 +The Device ID is stored in a none-erase area, Upgrade the firmware or run **AT+FDR** won't erase Device ID. 479 479 ))) 480 -))) 481 481 482 482 483 -[[image:1657354294009-643.png]] 484 484 432 +=== 2.4.2 Version Info === 485 485 486 -The payload is ASCII string, representative same HEX: (% style="background-color:yellow" %)**0x724031607457 006e 0ccd 1b 01 00dc000ccc 00e1 0186** 434 +((( 435 +Specify the software version: 0x64=100, means firmware version 1.00. 436 +))) 487 487 488 -**where:** 438 +((( 439 +For example: 0x00 64 : this device is NDDS75 with firmware version 1.0.0. 440 +))) 489 489 490 -* (% style="color:#037691" %)**Device ID:** (%%) 0x724031607457 = 724031607457 491 491 492 -* (% style="color:#037691" %)**Version: **(%%) 0x006e=110=1.1.0 493 493 494 - *(%style="color:#037691"%)**BAT:**(%%) 0x0ccd=3277 mV=3.277V444 +=== 2.4.3 Battery Info === 495 495 496 -* (% style="color:#037691" %)**Signal:** (%%) 0x1b = 27 497 - 498 -* (% style="color:#037691" %)**Model:** (%%) 0x01 = 1 499 - 500 -* (% style="color:#037691" %)**0x00dc000ccc= reserve, ignore in N95S31B** 501 - 502 -* (% style="color:#037691" %)**Temperature by SHT31:** (%%) 0x00e1 = 225 = 22.5 °C 503 - 504 -* (% style="color:#037691" %)**Humidity by SHT31:** (%%) 0x0186 = 390 = 39.0 %rh 505 - 506 506 ((( 507 - 447 +Ex1: 0x0B45 = 2885mV 448 +))) 508 508 509 - 450 +((( 451 +Ex2: 0x0B49 = 2889mV 510 510 ))) 511 511 512 -==== 2.3.1.2 Since Firmware v1.2 ==== 513 513 514 514 515 - Inthismode, uplink payloadincludes 91 bytes inotalby default.456 +=== 2.4.4 Signal Strength === 516 516 517 -Each time the device uploads a data package, 8 sets of recorded data will be attached. Up to 32 sets of recorded data can be uploaded. 518 - 519 - 520 -(% border="1" style="background-color:#f2f2f2; width:520px" %) 521 -|=(% style="width: 50px;background-color:#D9E2F3;color:#0070C0" %)**Size(bytes)**|(% style="background-color:#d9e2f3; color:#0070c0; width:40px" %)**8**|(% style="background-color:#d9e2f3; color:#0070c0; width:20px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:20px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:30px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:20px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:55px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:35px" %)**1**|(% style="background-color:#d9e2f3; color:#0070c0; width:20px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:40px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:40px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:30px" %)**4**|(% style="background-color:#d9e2f3; color:#0070c0; width:40px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:40px" %)**2**|(% style="background-color:#d9e2f3; color:#0070c0; width:35px" %)**4** 522 -|=(% style="width: 95px;" %)**Value**|(% style="width:82px" %)Device ID|(% style="width:43px" %)Ver|(% style="width:47px" %)BAT|(% style="width:124px" %)Signal Strength|(% style="width:56px" %)MOD|(% style="width:109px" %)TemDS18B20|(% style="width:80px" %)Interrupt|(% style="width:51px" %)ADC|(% style="width:79px" %)SHTTEM|(% style="width:84px" %)SHTHUM|(% style="width:100px" %)Time stamp |(% style="width:76px" %)SHTTEM|(% style="width:81px" %)SHTHUM|(% style="width:121px" %)Time stamp ..... 523 - 524 -If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the N95S31B uplink data. 525 - 526 - 527 -[[image:image-20220908154949-1.png]] 528 - 529 - 530 -The payload is ASCII string, representative same HEX: 531 - 532 -**0x (% style="color:red" %)__f868411056758782__ (% style="color:blue" %)__000c__ (% style="color:green" %)__0d0f__ (% style="color:#00b0f0" %)__0c__ (% style="color:#7030a0" %)__01__ (% style="color:#d60093" %)__0000__ (% style="color:#a14d07" %)__00__ __0030__ (% style="color:#0020b0" %)__0114__ (% style="color:#420042" %)__0231__ (% style="color:#663300" %)__63199d3c__ (%%)__0113023163199d12__ __0113023163199c5e__// //__0112023763199baa__ __0112023263199af6__// //__0111023b631999a7__ ** 533 - 534 -**__0112023b631998f3__// //__011202426319983f__ __01110242631996eb__** 535 - 536 -**where:** 537 - 538 -* (% style="color:#037691" %)**Device ID:**(%%) f868411056758782 = f868411056758782 539 - 540 -* (% style="color:#037691" %)**Version:** (%%)0x000c=120=1.2 541 - 542 -* (% style="color:#037691" %)**BAT:** (%%)0x0d0f = 3343 mV = 3.343V 543 - 544 -* (% style="color:#037691" %)**Singal:**(%%) 0x0c = 12 545 - 546 -* (% style="color:#037691" %)**Mod:**(%%) 0x01 = 1 547 - 548 -* (% style="color:#037691" %)**TemDS18B20:**(%%) 0x0000= 0 = 0 549 - 550 -* (% style="color:#037691" %)**Interrupt:** (%%)0x00= 0 551 - 552 -* (% style="color:#037691" %)**adc:**(%%) 0x0030= 48 553 - 554 -* (% style="color:#037691" %)**SHTTEM:**(%%) 0x0114= 276 = 27.6 555 - 556 -* (% style="color:#037691" %)**SHTHUM:**(%%) 0x0231 =561=56.1% 557 - 558 -* (% style="color:#037691" %)**Time stamp : **(%%)0x63199d3c =1662342011 ([[Unix Epoch Time>>url:http://www.epochconverter.com/]]) 559 - 560 -* (% style="color:#037691" %)**SHTTEM,SHTHUM,Time stamp :**(%%) 0113023163199d12 561 - 562 -* (% style="color:#037691" %)**8 sets of recorded data:**(%%)** **SHTTEM,SHTHUM,Time stamp : 0113023163199c5e, ....... 563 - 564 -=== 2.3.2 Device ID === 565 - 566 - 567 567 ((( 568 -B ydefault,the Device ID equal to thelast6 bytes of IMEI.459 +NB-IoT Network signal Strength. 569 569 ))) 570 570 571 571 ((( 572 -User can use (% style="color:blue" %)**AT+DEUI**(%%) to set Device ID 463 +**Ex1: 0x1d = 29** 464 +))) 573 573 574 - 466 +((( 467 +(% style="color:blue" %)**0**(%%) -113dBm or less 575 575 ))) 576 576 577 577 ((( 578 -(% style="color:blue" %)** Example:**471 +(% style="color:blue" %)**1**(%%) -111dBm 579 579 ))) 580 580 581 581 ((( 582 - AT+DEUI=A84041F15612475 +(% style="color:blue" %)**2...30**(%%) -109dBm... -53dBm 583 583 ))) 584 584 585 585 ((( 586 -The Device ID is stored in a none-erase area, Upgrade the firmware or run (% style="color:blue" %)**AT+FDR**(%%) won't erase Device ID. 479 +(% style="color:blue" %)**31** (%%) -51dBm or greater 480 +))) 587 587 588 - 482 +((( 483 +(% style="color:blue" %)**99** (%%) Not known or not detectable 589 589 ))) 590 590 591 -(% style="color:red" %)**NOTE: When the firmware version is v1.2 and later firmware:** 592 592 593 593 594 - Bydefault,theDeviceID equal to the last 15 bits of IMEI.488 +=== 2.4.5 Distance === 595 595 596 - Usercan use**(%style="color:blue"%)AT+DEUI(%%)**tosetDeviceID490 +Get the distance. Flat object range 280mm - 7500mm. 597 597 598 - 599 -(% style="color:blue" %)**Example:** 600 - 601 -AT+DEUI=868411056754138 602 - 603 - 604 -=== 2.3.3 Version Info === 605 - 606 - 607 607 ((( 608 - Thesebytes include the hardware andsoftwareversion.493 +For example, if the data you get from the register is **__0x0B 0x05__**, the distance between the sensor and the measured object is 609 609 ))) 610 610 611 611 ((( 612 -**Higher byte:** Specify hardware version: always 0x00 for N95S31B 497 +((( 498 +(% style="color:blue" %)** 0B05(H) = 2821(D) = 2821mm.** 613 613 ))) 500 +))) 614 614 615 615 ((( 616 - **Lowerbyte:** Specify the software version: 0x6E=110, means firmware version 110503 + 617 617 ))) 618 618 619 619 ((( ... ... @@ -620,87 +620,65 @@ 620 620 621 621 ))) 622 622 510 +=== 2.4.6 Digital Interrupt === 511 + 623 623 ((( 624 - For example:0x00 6E:thisdevice isN95S31Bwithfirmwareversion110.513 +Digital Interrupt refers to pin (% style="color:blue" %)**GPIO_EXTI**(%%), and there are different trigger methods. When there is a trigger, the NDDS75 will send a packet to the server. 625 625 ))) 626 626 627 627 ((( 628 - 517 +The command is: 629 629 ))) 630 630 631 -=== 2.3.4 Battery Info === 632 - 633 - 634 634 ((( 635 - Ex1:0x0B45=2885mV521 +(% style="color:blue" %)**AT+INTMOD=3 **(%%) ~/~/(more info about INMOD please refer [[**AT Command Manual**>>url:https://www.dragino.com/downloads/downloads/NB-IoT/NBSN95/DRAGINO_NBSN95-NB_AT%20Commands_v1.1.0.pdf]])**.** 636 636 ))) 637 637 524 + 638 638 ((( 639 - Ex2:0x0B49=2889mV526 +The lower four bits of this data field shows if this packet is generated by interrupt or not. Click here for the hardware and software set up. 640 640 ))) 641 641 642 642 643 -=== 2.3.5 Signal Strength === 644 - 645 - 646 646 ((( 647 - NB-IoT Network signalStrength.531 +Example: 648 648 ))) 649 649 650 650 ((( 651 - **Ex1:0x1d=29**535 +0x(00): Normal uplink packet. 652 652 ))) 653 653 654 654 ((( 655 -( %style="color:blue"%)**0**(%%) -113dBm orless539 +0x(01): Interrupt Uplink Packet. 656 656 ))) 657 657 542 + 543 + 544 +=== 2.4.7 +5V Output === 545 + 658 658 ((( 659 - (%style="color:blue"%)**1**(%%)-111dBm547 +NDDS75 will enable +5V output before all sampling and disable the +5v after all sampling. 660 660 ))) 661 661 550 + 662 662 ((( 663 - (%style="color:blue"%)**2...30**(%%)-109dBm...-53dBm552 +The 5V output time can be controlled by AT Command. 664 664 ))) 665 665 666 666 ((( 667 -(% style="color:blue" %)** 31**(%%) -51dBm or greater556 +(% style="color:blue" %)**AT+5VT=1000** 668 668 ))) 669 669 670 670 ((( 671 - (%style="color:blue"%)**99**(%%)Notknownornotdetectable560 +Means set 5V valid time to have 1000ms. So the real 5V output will actually have 1000ms + sampling time for other sensors. 672 672 ))) 673 673 674 674 675 -=== 2.3.6 Temperature & Humidity === 676 676 565 +== 2.5 Downlink Payload == 677 677 678 - Thedevice will beabletoget theSHT31temperature and humiditydatanowandupload toIoT Server.567 +By default, NDDS75 prints the downlink payload to console port. 679 679 680 -[[image:image-20220709161741-3.png]] 681 - 682 - 683 -Convert the read byte to decimal and divide it by ten. 684 - 685 - 686 -**Example:** 687 - 688 -Temperature: Read:00ec (H) = 236(D) Value: 236 /10=23.6℃ 689 - 690 -Humidity: Read:0295(H)=661(D) Value: 661 / 10=66.1, So 66.1% 691 - 692 - 693 -== 2.4 Downlink Payload == 694 - 695 - 696 -By default, N95S31B prints the downlink payload to console port. 697 - 698 -(% border="1" style="background-color:#f2f2f2; width:520px" %) 699 -|(% style="background-color:#d9e2f3; color:#0070c0; width:210px" %)**Downlink Control Type**|(% style="background-color:#d9e2f3; color:#0070c0; width:40px" %)**FPort**|(% style="background-color:#d9e2f3; color:#0070c0; width:60px" %)**Type Code**|(% style="background-color:#d9e2f3; color:#0070c0; width:210px" %)**Downlink payload size(bytes)** 700 -|(% style="width:82px" %)TDC(Transmit Time Interval)|(% style="width:43px" %)Any|(% style="width:47px" %)01|(% style="width:124px" %)4 701 -|(% style="width:82px" %)RESET|(% style="width:43px" %)Any|(% style="width:47px" %)04|(% style="width:124px" %)2 702 -|(% style="width:82px" %)INTMOD|(% style="width:43px" %)Any|(% style="width:47px" %)06|(% style="width:124px" %)4 703 - 704 704 [[image:image-20220709100028-1.png]] 705 705 706 706 ... ... @@ -737,7 +737,7 @@ 737 737 ))) 738 738 739 739 ((( 740 -If payload = 0x04FF, it will reset the 95S31B605 +If payload = 0x04FF, it will reset the NDDS75 741 741 ))) 742 742 743 743 ... ... @@ -748,97 +748,144 @@ 748 748 ))) 749 749 750 750 751 -== 2.5 Humidity and Temperature alarm function == 752 752 617 +== 2.6 LED Indicator == 753 753 754 -**~ (% style="color:blue" %)➢ AT Command:(%%)** 755 755 620 +The NDDS75 has an internal LED which is to show the status of different state. 756 756 757 -(% style="color:#037691" %)**AT+ SHHUM=min,max** 758 758 623 +* When power on, NDDS75 will detect if sensor probe is connected, if probe detected, LED will blink four times. (no blinks in this step is no probe) 624 +* Then the LED will be on for 1 second means device is boot normally. 625 +* After NDDS75 join NB-IoT network. The LED will be ON for 3 seconds. 626 +* For each uplink probe, LED will be on for 500ms. 759 759 760 -² When min=0, and max≠0, Alarm higher than max 628 +((( 629 + 630 +))) 761 761 762 -² When min≠0, and max=0, Alarm lower than min 763 763 764 -² When min≠0 and max≠0, Alarm higher than max or lower than min 765 765 634 +== 2.7 Firmware Change Log == 766 766 767 - (% style="color:blue" %)**Example:** 768 768 769 -AT+ SHHUM=50,80 ~/~/ Alarm when humidity lower than 50. 637 +((( 638 +Download URL & Firmware Change log 639 +))) 770 770 641 +((( 642 +[[https:~~/~~/www.dragino.com/downloads/index.php?dir=NB-IoT/NDDS75/Firmware/>>url:https://www.dragino.com/downloads/index.php?dir=NB-IoT/NDDS75/Firmware/]] 643 +))) 771 771 772 -(% style="color:#037691" %)**AT+ SHTEMP=min,max** 773 773 774 -² When min=0, and max≠0, Alarm higher than max 646 +((( 647 +Upgrade Instruction: [[Upgrade_Firmware>>||anchor="H5.1200BHowtoUpgradeFirmware"]] 648 +))) 775 775 776 -² When min≠0, and max=0, Alarm lower than min 777 777 778 -² When min≠0 and max≠0, Alarm higher than max or lower than min 779 779 652 +== 2.8 Battery Analysis == 780 780 781 - **~(%style="color:blue"%)Example:(%%)**654 +=== 2.8.1 Battery Type === 782 782 783 -AT+ SHTEMP=20,30 ~/~/ Alarm when temperature lower than 20. 784 784 657 +((( 658 +The NDDS75 battery is a combination of an 8500mAh Li/SOCI2 Battery and a Super Capacitor. The battery is none-rechargeable battery type with a low discharge rate (<2% per year). This type of battery is commonly used in IoT devices such as water meter. 659 +))) 785 785 786 -== 2.6 Set the number of data to be uploaded and the recording time == 661 +((( 662 +The battery is designed to last for several years depends on the actually use environment and update interval. 663 +))) 787 787 665 +((( 666 +The battery related documents as below: 667 +))) 788 788 789 -**~ (% style="color:blue" %)➢ AT Command:(%%)** 669 +* [[Battery Dimension>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]] 670 +* [[Lithium-Thionyl Chloride Battery datasheet>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]] 671 +* [[Lithium-ion Battery-Capacitor datasheet>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]] 790 790 791 -* (% style="color:#037691" %)**AT+TR=900** (%%)~/~/ The unit is seconds, and the default is to record data once every 900 seconds.( The minimum can be set to 180 seconds) 792 -* (% style="color:#037691" %)**AT+NOUD=8** (%%)~/~/ The device uploads 8 sets of recorded data by default. Up to 32 sets of record data can be uploaded. 673 +((( 674 +[[image:image-20220709101450-2.png]] 675 +))) 793 793 794 - The diagram below explains the relationship between TR, NOUD, and TDC more clearly**:** 795 795 796 -[[image:image-20221009001045-1.png||height="726" width="1009"]] 797 797 679 +=== 2.8.2 Power consumption Analyze === 798 798 799 -== 2.7 Read or Clear cached data == 681 +((( 682 +Dragino battery powered product are all runs in Low Power mode. We have an update battery calculator which base on the measurement of the real device. User can use this calculator to check the battery life and calculate the battery life if want to use different transmit interval. 683 +))) 800 800 801 801 802 -**~ (% style="color:blue" %)➢ AT Command:(%%)** 686 +((( 687 +Instruction to use as below: 688 +))) 803 803 804 -* (% style="color:#037691" %)**AT+CDP** (%%) ~/~/ Read cached data 805 -* (% style="color:#037691" %)**AT+CDP=0** (%%) ~/~/ Clear cached data 690 +((( 691 +(% style="color:blue" %)**Step 1: **(%%)Downlink the up-to-date DRAGINO_Battery_Life_Prediction_Table.xlsx from: [[https:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/Battery_Analyze/>>url:https://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/Battery_Analyze/]] 692 +))) 806 806 807 -[[image:image-20220908163102-2.png]] 808 808 695 +((( 696 +(% style="color:blue" %)**Step 2: **(%%) Open it and choose 697 +))) 809 809 810 -== 2.8 Battery & Power Consumption == 699 +* ((( 700 +Product Model 701 +))) 702 +* ((( 703 +Uplink Interval 704 +))) 705 +* ((( 706 +Working Mode 707 +))) 811 811 709 +((( 710 +And the Life expectation in difference case will be shown on the right. 711 +))) 812 812 813 - N95S31B uses ER26500 + SPC1520 battery pack. See below link for detail information about thebatteryinfoand how to replace.713 +[[image:image-20220709110451-3.png]] 814 814 815 -[[**Battery Info & Power Consumption Analyze**>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20calculate%20the%20battery%20life%20of%20Dragino%20sensors%3F/]] . 816 816 817 817 818 -= 3. AccessNB-IoT Module =717 +=== 2.8.3 Battery Note === 819 819 719 +((( 720 +The Li-SICO battery is designed for small current / long period application. It is not good to use a high current, short period transmit method. The recommended minimum period for use of this battery is 5 minutes. If you use a shorter period time to transmit LoRa, then the battery life may be decreased. 721 +))) 820 820 723 + 724 + 725 +=== 2.8.4 Replace the battery === 726 + 821 821 ((( 728 +The default battery pack of NDDS75 includes a ER26500 plus super capacitor. If user can't find this pack locally, they can find ER26500 or equivalence without the SPC1520 capacitor, which will also work in most case. The SPC can enlarge the battery life for high frequency use (update period below 5 minutes). 729 +))) 730 + 731 + 732 + 733 += 3. Access NB-IoT Module = 734 + 735 +((( 822 822 Users can directly access the AT command set of the NB-IoT module. 823 823 ))) 824 824 825 825 ((( 826 826 The AT Command set can refer the BC35-G NB-IoT Module AT Command: [[https:~~/~~/www.dragino.com/downloads/index.php?dir=datasheet/other_vendors/BC35-G/>>url:https://www.dragino.com/downloads/index.php?dir=datasheet/other_vendors/BC35-G/]] 827 - 828 - 829 829 ))) 830 830 831 831 [[image:1657333200519-600.png]] 832 832 833 833 746 + 834 834 = 4. Using the AT Commands = 835 835 836 836 == 4.1 Access AT Commands == 837 837 751 +See this link for detail: [[https:~~/~~/www.dragino.com/downloads/index.php?dir=NB-IoT/NDDS75/>>url:http://www.dragino.com/downloads/index.php?dir=NB-IoT/NBSN50/]] 838 838 839 -See NBSN95 AT Command in this link for detail: [[https:~~/~~/www.dropbox.com/sh/jao1xt9kw5r3yq4/AAAMpJkZzExF2JLbRWxGoQ9Na?dl=0>>https://www.dropbox.com/sh/jao1xt9kw5r3yq4/AAAMpJkZzExF2JLbRWxGoQ9Na?dl=0]] 840 840 841 - 842 842 AT+<CMD>? : Help on <CMD> 843 843 844 844 AT+<CMD> : Run <CMD> ... ... @@ -878,24 +878,7 @@ 878 878 879 879 AT+SERVADDR : Server Address 880 880 881 -AT+TR : Get or Set record time 882 882 883 -AT+APN : Get or set the APN 884 - 885 -AT+FBAND : Get or Set whether to automatically modify the frequency band 886 - 887 -AT+DNSCFG : Get or Set DNS Server 888 - 889 -AT+GETSENSORVALUE : Returns the current sensor measurement 890 - 891 -AT+NOUD : Get or Set the number of data to be uploaded 892 - 893 -AT+CDP : Read or Clear cached data 894 - 895 -AT+SHTEMP: Get or Set alarm of temp 896 - 897 -AT+SHHUM: Get or Set alarm of moisture 898 - 899 899 (% style="color:#037691" %)**COAP Management** 900 900 901 901 AT+URI : Resource parameters ... ... @@ -926,6 +926,7 @@ 926 926 AT+PWORD : Serial Access Password 927 927 928 928 824 + 929 929 = 5. FAQ = 930 930 931 931 == 5.1 How to Upgrade Firmware == ... ... @@ -940,12 +940,11 @@ 940 940 ))) 941 941 942 942 ((( 943 -Firmware Download:[[https:~~/~~/www.dropbox.com/sh/fr8w23rb951512i/AACSJeGQg-7ZjKhAI_Sn57H6a?dl=0>>https://www.dropbox.com/sh/fr8w23rb951512i/AACSJeGQg-7ZjKhAI_Sn57H6a?dl=0]] 944 - 945 -(% style="color:red" %)**Notice, N95S31B and LSN50v2 share the same mother board. They use the same connection and method to update.** 839 +(% style="color:red" %)Notice, NDDS75 and LDDS75 share the same mother board. They use the same connection and method to update. 946 946 ))) 947 947 948 948 843 + 949 949 = 6. Trouble Shooting = 950 950 951 951 == 6.1 Connection problem when uploading firmware == ... ... @@ -955,10 +955,14 @@ 955 955 **Please see: **[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/#H3.3Troubleshooting>>url:http://wiki.dragino.com/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/#H3.3Troubleshooting]] 956 956 ))) 957 957 853 +(% class="wikigeneratedid" %) 854 +((( 855 + 856 +))) 958 958 858 + 959 959 == 6.2 AT Command input doesn't work == 960 960 961 - 962 962 ((( 963 963 In the case if user can see the console output but can't type input to the device. Please check if you already include the (% style="color:green" %)**ENTER**(%%) while sending out the command. Some serial tool doesn't send (% style="color:green" %)**ENTER**(%%) while press the send key, user need to add ENTER in their string. 964 964 ... ... @@ -965,18 +965,18 @@ 965 965 966 966 ))) 967 967 968 -== 6.3 Not able to connect to NB-IoT network and keep showing "Signal Strength:99". == 969 969 970 - 971 -This means sensor is trying to join the NB-IoT network but fail. Please see this link for **//[[trouble shooting for signal strenght:99>>doc:Main.CSQ\:99,99.WebHome]]//**. 972 - 973 - 974 974 = 7. Order Info = 975 975 976 976 977 -Part Number**:** (% style="color:#4f81bd" %)**N 95S31B-YY**871 +Part Number**:** (% style="color:#4f81bd" %)**NSDDS75** 978 978 979 979 874 +(% class="wikigeneratedid" %) 875 +((( 876 + 877 +))) 878 + 980 980 = 8. Packing Info = 981 981 982 982 ((( ... ... @@ -984,7 +984,7 @@ 984 984 985 985 (% style="color:#037691" %)**Package Includes**: 986 986 987 -* N 95S31BNB-IoTTemperatureandHumiditySensor886 +* NSE01 NB-IoT Distance Detect Sensor Node x 1 988 988 * External antenna x 1 989 989 ))) 990 990 ... ... @@ -993,19 +993,21 @@ 993 993 994 994 (% style="color:#037691" %)**Dimension and weight**: 995 995 895 + 996 996 * Device Size: 13.0 x 5 x 4.5 cm 997 997 * Device Weight: 150g 998 -* Package Size / pcs : 1 4.0x8x 5 cm999 -* Weight / pcs : 180g898 +* Package Size / pcs : 15 x 12x 5.5 cm 899 +* Weight / pcs : 220g 1000 1000 ))) 1001 1001 902 +((( 903 + 1002 1002 1003 1003 906 + 907 +))) 908 + 1004 1004 = 9. Support = 1005 1005 1006 - 1007 1007 * Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule. 1008 - 1009 1009 * Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:http://../../../../../../D:%5C%E5%B8%82%E5%9C%BA%E8%B5%84%E6%96%99%5C%E8%AF%B4%E6%98%8E%E4%B9%A6%5CLoRa%5CLT%E7%B3%BB%E5%88%97%5Csupport@dragino.com]] 1010 - 1011 -
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