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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... ... @@ -17,21 +17,35 @@ 17 17 18 18 = 1. Introduction = 19 19 20 + 20 20 == 1.1 What is N95S31B NB-IoT Sensor Node == 21 21 22 22 ((( 23 23 24 24 26 +((( 25 25 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*. 28 +))) 26 26 30 +((( 27 27 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. 32 +))) 28 28 34 +((( 29 29 N95S31B supports different uplink methods include (% style="color:blue" %)**TCP, MQTT, UDP and CoAP**(%%) for different application requirement. 36 +))) 30 30 38 +((( 31 31 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). 40 +))) 32 32 42 +((( 43 + 44 +))) 33 33 46 +((( 34 34 ~* make sure you have NB-IoT coverage locally. 48 +))) 35 35 36 36 37 37 ))) ... ... @@ -42,6 +42,7 @@ 42 42 43 43 == 1.2 Features == 44 44 59 + 45 45 * NB-IoT Bands: B1/B3/B8/B5/B20/B28 @H-FDD 46 46 * Monitor Temperature & Humidity via SHT31 47 47 * AT Commands to change parameters ... ... @@ -74,7 +74,6 @@ 74 74 75 75 (% style="color:#037691" %)**Battery:** 76 76 77 - 78 78 * Li/SOCI2 un-chargeable battery 79 79 * Capacity: 8500mAh 80 80 * Self Discharge: <1% / Year @ 25°C ... ... @@ -85,6 +85,7 @@ 85 85 86 86 == 1.4 Applications == 87 87 102 + 88 88 * Smart Buildings & Home Automation 89 89 * Logistics and Supply Chain Management 90 90 * Smart Metering ... ... @@ -96,15 +96,20 @@ 96 96 97 97 98 98 99 -== 1.5 Pin Definitions == 100 100 115 +== 1.5 Pin Definitions & Switch == 116 + 117 + 101 101 N95S31B use the mother board from NBSN95 which as below. 102 102 120 + 103 103 [[image:image-20220709144723-1.png]] 104 104 105 105 124 + 106 106 === 1.5.1 Jumper JP2 === 107 107 127 + 108 108 Power on Device when put this jumper. 109 109 110 110 ... ... @@ -111,14 +111,20 @@ 111 111 112 112 === 1.5.2 BOOT MODE / SW1 === 113 113 114 -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. 115 115 116 -2) Flash: work mode, device starts to work and send out console output for further debug 135 +((( 136 +**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. 137 +))) 117 117 139 +((( 140 +**2) Flash:** work mode, device starts to work and send out console output for further debug 141 +))) 118 118 119 119 144 + 120 120 === 1.5.3 Reset Button === 121 121 147 + 122 122 Press to reboot the device. 123 123 124 124 ... ... @@ -125,13 +125,18 @@ 125 125 126 126 === 1.5.4 LED === 127 127 154 + 128 128 It will flash: 129 129 130 -1. When boot the device in flash mode 131 -1. Send an uplink packet 157 +1. When boot the device in flash mode 132 132 159 +2. Send an uplink packet 160 + 161 + 162 + 133 133 = 2. Use N95S31B to communicate with IoT Server = 134 134 165 + 135 135 == 2.1 How it works == 136 136 137 137 ... ... @@ -148,7 +148,7 @@ 148 148 149 149 ))) 150 150 151 -[[image:1657 350248151-650.png]]182 +[[image:1657520100595-569.png]] 152 152 153 153 ((( 154 154 ... ... @@ -164,26 +164,49 @@ 164 164 [[image:image-20220709150546-2.png]] 165 165 166 166 198 + 167 167 === 2.2.1 Test Requirement === 168 168 169 169 202 +((( 170 170 To use N95S31B in your city, make sure meet below requirements: 204 +))) 171 171 172 -* Your local operator has already distributed a NB-IoT Network there. 173 -* The local NB-IoT network used the band that N95S31B supports. 174 -* Your operator is able to distribute the data received in their NB-IoT network to your IoT server. 206 +* ((( 207 +Your local operator has already distributed a NB-IoT Network there. 208 +))) 209 +* ((( 210 +The local NB-IoT network used the band that N95S31B supports. 211 +))) 212 +* ((( 213 +Your operator is able to distribute the data received in their NB-IoT network to your IoT server. 214 +))) 175 175 216 +((( 176 176 Below figure shows our testing structure. Here we have NB-IoT network coverage by China Mobile, the band they use is B8. 218 +))) 177 177 220 +((( 178 178 N95S31B supports different communication protocol such as : 222 +))) 179 179 180 180 ((( 181 -* CoAP ((% style="color:red" %)120.24.4.116:5683(%%)) 182 -* raw UDP ((% style="color:red" %)120.24.4.116:5601(%%)) 183 -* MQTT ((% style="color:red" %)120.24.4.116:1883(%%)) 184 -* TCP ((% style="color:red" %)120.24.4.116:5600(%%)) 225 +* ((( 226 +CoAP ((% style="color:red" %)120.24.4.116:5683(%%)) 227 +))) 228 +* ((( 229 +raw UDP ((% style="color:red" %)120.24.4.116:5601(%%)) 230 +))) 231 +* ((( 232 +MQTT ((% style="color:red" %)120.24.4.116:1883(%%)) 233 +))) 234 +* ((( 235 +TCP ((% style="color:red" %)120.24.4.116:5600(%%)) 236 +))) 185 185 238 +((( 186 186 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. 240 +))) 187 187 188 188 189 189 ))) ... ... @@ -194,6 +194,7 @@ 194 194 195 195 === 2.2.3 Insert SIM card === 196 196 251 + 197 197 ((( 198 198 Insert the NB-IoT Card get from your provider. 199 199 ))) ... ... @@ -209,23 +209,27 @@ 209 209 210 210 === 2.2.4 Connect USB – TTL to N95S31B to configure it === 211 211 267 + 212 212 ((( 213 213 ((( 214 214 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. 271 + 272 + 215 215 ))) 216 216 ))) 217 217 218 218 [[image:1657351312545-300.png]] 219 219 220 -**Connection:** 221 221 222 - background-color:yellow" %)USB TTL GND <~-~-~-~-> GND279 +(% style="color:blue" %)**Connection:** 223 223 224 - (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~->UART_RXD281 + (% style="background-color:yellow" %)**USB TTL GND <~-~-~-~-> GND** 225 225 226 - (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD283 +**~ (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~-> UART_RXD(%%)** 227 227 285 +**~ (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD(%%)** 228 228 287 + 229 229 In the PC, use below serial tool settings: 230 230 231 231 * Baud: (% style="color:green" %)**9600** ... ... @@ -240,8 +240,9 @@ 240 240 241 241 [[image:1657329814315-101.png]] 242 242 302 + 243 243 ((( 244 -(% style="color:red" %)Note: the valid AT Commands can be found at: (%%)[[https:~~/~~/www.dr agino.com/downloads/index.php?dir=NB-IoT/N95S31B/>>url:https://www.dragino.com/downloads/index.php?dir=NB-IoT/N95S31B/]]304 +(% 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]]** 245 245 ))) 246 246 247 247 ... ... @@ -248,9 +248,10 @@ 248 248 249 249 === 2.2.5 Use CoAP protocol to uplink data === 250 250 251 -(% 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/]] 252 252 312 +(% 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/]]** 253 253 314 + 254 254 ((( 255 255 **Use below commands:** 256 256 ))) ... ... @@ -259,10 +259,10 @@ 259 259 (% style="color:blue" %)**AT+PRO=1** (%%) ~/~/ Set to use CoAP protocol to uplink 260 260 ))) 261 261 * ((( 262 -(% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683 ** (%%)~/~/ to set CoAP server address and port 323 +(% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683 ** (%%)~/~/ to set CoAP server address and port 263 263 ))) 264 264 * ((( 265 -(% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/Set COAP resource path 326 +(% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/ Set COAP resource path 266 266 ))) 267 267 268 268 ((( ... ... @@ -298,15 +298,16 @@ 298 298 299 299 === 2.2.7 Use MQTT protocol to uplink data === 300 300 362 + 301 301 N95S31B supports only plain MQTT now it doesn't support TLS and other related encryption. 302 302 303 -* (% style="color:blue" %)**AT+PRO=3 ** (%%) ~/~/Set to use MQTT protocol to uplink 304 -* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883 ** (%%) ~/~/Set MQTT server address and port 305 -* (% style="color:blue" %)**AT+CLIENT=CLIENT ** (%%)~/~/Set up the CLIENT of MQTT 306 -* (% style="color:blue" %)**AT+UNAME=UNAME **(%%)~/~/Set the username of MQTT 307 -* (% style="color:blue" %)**AT+PWD=PWD **(%%)~/~/Set the password of MQTT 308 -* (% style="color:blue" %)**AT+PUBTOPIC=f9527 **(%%)~/~/Set the sending topic of MQTT 309 -* (% style="color:blue" %)**AT+SUBTOPIC=Ns9527 **(%%) ~/~/Set the subscription topic of MQTT 365 +* (% style="color:blue" %)**AT+PRO=3 ** (%%) ~/~/ Set to use MQTT protocol to uplink 366 +* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883 ** (%%) ~/~/ Set MQTT server address and port 367 +* (% style="color:blue" %)**AT+CLIENT=CLIENT ** (%%)~/~/ Set up the CLIENT of MQTT 368 +* (% style="color:blue" %)**AT+UNAME=UNAME **(%%)~/~/ Set the username of MQTT 369 +* (% style="color:blue" %)**AT+PWD=PWD **(%%)~/~/ Set the password of MQTT 370 +* (% style="color:blue" %)**AT+PUBTOPIC=f9527 **(%%)~/~/ Set the sending topic of MQTT 371 +* (% style="color:blue" %)**AT+SUBTOPIC=Ns9527 **(%%) ~/~/ Set the subscription topic of MQTT 310 310 311 311 [[image:1657352634421-276.png]] 312 312 ... ... @@ -313,6 +313,7 @@ 313 313 314 314 [[image:1657352645687-385.png]] 315 315 378 + 316 316 ((( 317 317 To save battery life, N95S31B will establish a subscription before each uplink and close the subscription 3 seconds after uplink successful. Any downlink commands from server will only arrive during the subscription period. 318 318 ))) ... ... @@ -326,6 +326,7 @@ 326 326 327 327 === 2.2.8 Use TCP protocol to uplink data === 328 328 392 + 329 329 This feature is supported since firmware version v110 330 330 331 331 * (% style="color:blue" %)**AT+PRO=4 ** (%%) ~/~/ Set to use TCP protocol to uplink ... ... @@ -340,6 +340,7 @@ 340 340 341 341 === 2.2.9 Change Update Interval === 342 342 407 + 343 343 User can use below command to change the (% style="color:green" %)**uplink interval**. 344 344 345 345 * (% style="color:blue" %)**AT+TDC=600 ** (%%)~/~/ Set Update Interval to 600s ... ... @@ -348,57 +348,102 @@ 348 348 349 349 ))) 350 350 416 +((( 417 +(% style="color:red" %)**NOTE: Since firmware version is v1.2:** 418 +))) 351 351 420 +((( 421 +(% 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).** 422 +))) 352 352 424 + 425 + 353 353 == 2.3 Uplink Payload == 354 354 355 355 356 -NBSN95 has different working mode for the connections of different type 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. 429 +((( 430 +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. 431 +))) 357 357 358 358 434 +((( 359 359 For example: 436 +))) 360 360 361 - (% style="color:blue" %)**AT+CFGMOD=2 ** (%%)~/~/will set the NBSN95 to work in MOD=2 distance mode which target to measure distance via Ultrasonic Sensor. 438 +((( 439 + (% 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. 440 +))) 362 362 363 363 443 +((( 364 364 The uplink payloads are composed in ASCII String. For example: 445 +))) 365 365 447 +((( 366 366 0a cd 00 ed 0a cc 00 00 ef 02 d2 1d (total 24 ASCII Chars) . Representative the actually payload: 449 +))) 367 367 451 +((( 368 368 0x 0a cd 00 ed 0a cc 00 00 ef 02 d2 1d Total 12 bytes 453 +))) 369 369 370 370 456 +((( 371 371 (% style="color:red" %)**NOTE:** 458 +))) 372 372 373 373 (% style="color:red" %) 374 -1. All modes share the same Payload Explanation from [[HERE>>||anchor="H2.3A0UplinkPayload"]]. 375 -1. By default, the device will send an uplink message every 1 hour. 461 +1. ((( 462 +**All modes share the same Payload Explanation from [[HERE>>||anchor="H2.3A0UplinkPayload"]].** 463 +))) 464 +1. ((( 465 +**By default, the device will send an uplink message every 1 hour.** 376 376 377 377 468 + 469 + 470 +))) 471 + 378 378 === 2.3.1 Payload Analyze === 379 379 474 + 475 +==== 2.3.1.1 Before Firmware v1.2 ==== 476 + 477 + 380 380 N95S31B uplink payload includes in total 21 bytes 381 381 382 382 383 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:440px" %) 384 -|=(% style="width: 60px;" %)((( 385 -**Size(bytes)** 386 -)))|=(% style="width: 60px;" %)**6**|=(% style="width: 35px;" %)2|=(% style="width: 35px;" %)**2**|=(% style="width: 80px;" %)**1**|=(% style="width: 80px;" %)1|=(% style="width: 99px;" %)5|=(% style="width: 77px;" %)**2**|=(% style="width: 60px;" %)**2** 387 -|(% style="width:97px" %)**Value**|(% style="width:83px" %)[[Device ID>>||anchor="H2.3.2A0DeviceID"]]|(% style="width:41px" %)[[Ver>>||anchor="H2.3.3A0VersionInfo"]]|(% style="width:46px" %)[[BAT>>||anchor="H2.3.4A0BatteryInfo"]]|(% style="width:123px" %)[[Signal Strength>>||anchor="H2.3.5A0SignalStrength"]]|(% style="width:123px" %)MOD 0X01|(% style="width:99px" %)((( 481 +(% border="1" style="background-color:#ffffcc; color:green; width:520px" %) 482 +|=(% style="width: 50px;" %)**Size(bytes)**|=(% style="width: 45px;" %)**6**|=(% style="width: 25px;" %)2|=(% style="width: 25px;" %)**2**|=(% style="width: 65px;" %)**1**|=(% style="width: 50px;" %)1|=(% style="width: 120px;" %)5|=(% style="width: 70px;" %)**2**|=(% style="width: 70px;" %)**2** 483 +|(% 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" %)((( 484 +((( 388 388 Reserve/ Same as NBSN95 CFGMOD=1 486 +))) 389 389 488 +((( 390 390 No function here. 391 -)))|(% style="width:77px" %)((( 490 +))) 491 +)))|(% style="width:102px" %)((( 492 +((( 392 392 [[Temperature >>||anchor="H2.3.6A0Temperature26Humidity"]] 494 +))) 393 393 496 +((( 394 394 By SHT31 395 -)))|(% style="width:80px" %)((( 498 +))) 499 +)))|(% style="width:81px" %)((( 500 +((( 396 396 [[Humidity>>||anchor="H2.3.6A0Temperature26Humidity"]] 502 +))) 397 397 504 +((( 398 398 By SHT31 399 399 ))) 507 +))) 400 400 401 401 ((( 510 + 511 + 402 402 ((( 403 403 If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NB sensor uplink data. 404 404 ))) ... ... @@ -408,29 +408,88 @@ 408 408 [[image:1657354294009-643.png]] 409 409 410 410 411 -The payload is ASCII string, representative same HEX: 0x724031607457006e0ccd1b0100dc000ccc00e10186 where:521 +The payload is ASCII string, representative same HEX: (% style="background-color:yellow" %)**0x724031607457 006e 0ccd 1b 01 00dc000ccc 00e1 0186** 412 412 413 -* Device ID: 0x724031607457 = 724031607457 414 -* Version: 0x006e=110=1.1.0 523 +**where:** 415 415 416 -* BAT: 0x0ccd = 3277 mV = 3.277V 417 -* Signal: 0x1b = 27 418 -* Model: 0x01 = 1 419 -* 0x00dc000ccc= reserve, ignore in N95S31B 420 -* Temperature by SHT31: 0x00e1 = 225 = 22.5 °C 421 -* Humidity by SHT31: 0x0186 = 390 = 39.0 %rh 525 +* (% style="color:#037691" %)**Device ID:** (%%) 0x724031607457 = 724031607457 422 422 527 +* (% style="color:#037691" %)**Version: **(%%) 0x006e=110=1.1.0 528 + 529 +* (% style="color:#037691" %)**BAT:** (%%) 0x0ccd = 3277 mV = 3.277V 530 + 531 +* (% style="color:#037691" %)**Signal:** (%%) 0x1b = 27 532 + 533 +* (% style="color:#037691" %)**Model:** (%%) 0x01 = 1 534 + 535 +* (% style="color:#037691" %)**0x00dc000ccc= reserve, ignore in N95S31B** 536 + 537 +* (% style="color:#037691" %)**Temperature by SHT31:** (%%) 0x00e1 = 225 = 22.5 °C 538 + 539 +* (% style="color:#037691" %)**Humidity by SHT31:** (%%) 0x0186 = 390 = 39.0 %rh 540 + 423 423 ((( 424 424 425 -))) 426 426 427 - (((544 + 428 428 429 429 ))) 430 430 548 +==== 2.3.1.2 Since Firmware v1.2 ==== 431 431 550 + 551 +In this mode, uplink payload includes 91 bytes in total by default. 552 + 553 +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. 554 + 555 + 556 +(% border="1" style="background-color:#ffffcc; color:green; width:520px" %) 557 +|=(% scope="row" style="width: 50px;" %)**Size(bytes)**|(% style="width:40px" %)**8**|(% style="width:20px" %)**2**|(% style="width:20px" %)**2**|(% style="width:30px" %)**1**|(% style="width:20px" %)**1**|(% style="width:55px" %)**2**|(% style="width:35px" %)**1**|(% style="width:20px" %)**2**|(% style="width:40px" %)**2**|(% style="width:40px" %)**2**|(% style="width:30px" %)**4**|(% style="width:40px" %)**2**|(% style="width:40px" %)**2**|(% style="width:35px" %)**4** 558 +|=(% 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 ..... 559 + 560 +If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the N95S31B uplink data. 561 + 562 + 563 +[[image:image-20220908154949-1.png]] 564 + 565 + 566 +The payload is ASCII string, representative same HEX: 567 + 568 +**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__ ** 569 + 570 +**__0112023b631998f3__// //__011202426319983f__ __01110242631996eb__** 571 + 572 +**where:** 573 + 574 +* (% style="color:#037691" %)**Device ID:**(%%) f868411056758782 = f868411056758782 575 + 576 +* (% style="color:#037691" %)**Version:** (%%)0x000c=120=1.2 577 + 578 +* (% style="color:#037691" %)**BAT:** (%%)0x0d0f = 3343 mV = 3.343V 579 + 580 +* (% style="color:#037691" %)**Singal:**(%%) 0x0c = 12 581 + 582 +* (% style="color:#037691" %)**Mod:**(%%) 0x01 = 1 583 + 584 +* (% style="color:#037691" %)**TemDS18B20:**(%%) 0x0000= 0 = 0 585 + 586 +* (% style="color:#037691" %)**Interrupt:** (%%)0x00= 0 587 + 588 +* (% style="color:#037691" %)**adc:**(%%) 0x0030= 48 589 + 590 +* (% style="color:#037691" %)**SHTTEM:**(%%) 0x0114= 276 = 27.6 591 + 592 +* (% style="color:#037691" %)**SHTHUM:**(%%) 0x0231 =561=56.1% 593 + 594 +* (% style="color:#037691" %)**Time stamp : **(%%)0x63199d3c =1662342011 ([[Unix Epoch Time>>url:http://www.epochconverter.com/]]) 595 + 596 +* (% style="color:#037691" %)**SHTTEM,SHTHUM,Time stamp :**(%%) 0113023163199d12 597 + 598 +* (% style="color:#037691" %)**8 sets of recorded data:**(%%)** **SHTTEM,SHTHUM,Time stamp : 0113023163199c5e, ....... 599 + 432 432 === 2.3.2 Device ID === 433 433 602 + 434 434 ((( 435 435 By default, the Device ID equal to the last 6 bytes of IMEI. 436 436 ))) ... ... @@ -437,10 +437,12 @@ 437 437 438 438 ((( 439 439 User can use (% style="color:blue" %)**AT+DEUI**(%%) to set Device ID 609 + 610 + 440 440 ))) 441 441 442 442 ((( 443 -**Example:** 614 +(% style="color:blue" %)**Example:** 444 444 ))) 445 445 446 446 ((( ... ... @@ -448,22 +448,47 @@ 448 448 ))) 449 449 450 450 ((( 451 -The Device ID is stored in a none-erase area, Upgrade the firmware or run **AT+FDR** won't erase Device ID. 622 +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. 623 + 624 + 452 452 ))) 453 453 627 +(% style="color:red" %)**NOTE: When the firmware version is v1.2 and later firmware:** 454 454 455 455 630 +By default, the Device ID equal to the last 15 bits of IMEI. 631 + 632 +User can use ** (% style="color:blue" %)AT+DEUI(%%)** to set Device ID 633 + 634 + 635 +(% style="color:blue" %)**Example:** 636 + 637 +AT+DEUI=868411056754138 638 + 639 + 640 + 456 456 === 2.3.3 Version Info === 457 457 458 458 644 +((( 459 459 These bytes include the hardware and software version. 646 +))) 460 460 648 +((( 461 461 Higher byte: Specify hardware version: always 0x00 for N95S31B 650 +))) 462 462 652 +((( 463 463 Lower byte: Specify the software version: 0x6E=110, means firmware version 110 654 +))) 464 464 656 +((( 657 + 658 +))) 465 465 660 +((( 466 466 For example: 0x00 6E: this device is N95S31B with firmware version 110. 662 +))) 467 467 468 468 ((( 469 469 ... ... @@ -472,6 +472,7 @@ 472 472 473 473 === 2.3.4 Battery Info === 474 474 671 + 475 475 ((( 476 476 Ex1: 0x0B45 = 2885mV 477 477 ))) ... ... @@ -484,6 +484,7 @@ 484 484 485 485 === 2.3.5 Signal Strength === 486 486 684 + 487 487 ((( 488 488 NB-IoT Network signal Strength. 489 489 ))) ... ... @@ -516,6 +516,7 @@ 516 516 517 517 === 2.3.6 Temperature & Humidity === 518 518 717 + 519 519 The device will be able to get the SHT31 temperature and humidity data now and upload to IoT Server. 520 520 521 521 [[image:image-20220709161741-3.png]] ... ... @@ -534,8 +534,9 @@ 534 534 535 535 == 2.4 Downlink Payload == 536 536 537 -By default, NDDS75 prints the downlink payload to console port. 538 538 737 +By default, N95S31B prints the downlink payload to console port. 738 + 539 539 [[image:image-20220709100028-1.png]] 540 540 541 541 ... ... @@ -572,7 +572,7 @@ 572 572 ))) 573 573 574 574 ((( 575 -If payload = 0x04FF, it will reset the DDS75775 +If payload = 0x04FF, it will reset the N95S31B 576 576 ))) 577 577 578 578 ... ... @@ -584,11 +584,74 @@ 584 584 585 585 586 586 587 -== 2.5 BatteryAnalysis==787 +== 2.5 Humidity and Temperature alarm function == 588 588 589 -=== 2.5.1 Battery Type === 590 590 790 +**~ (% style="color:blue" %)➢ AT Command:(%%)** 591 591 792 + 793 +(% style="color:#037691" %)**AT+ SHHUM=min,max** 794 + 795 + 796 +² When min=0, and max≠0, Alarm higher than max 797 + 798 +² When min≠0, and max=0, Alarm lower than min 799 + 800 +² When min≠0 and max≠0, Alarm higher than max or lower than min 801 + 802 + 803 + (% style="color:blue" %)**Example:** 804 + 805 +AT+ SHHUM=50,80 ~/~/ Alarm when humidity lower than 50. 806 + 807 + 808 +(% style="color:#037691" %)**AT+ SHTEMP=min,max** 809 + 810 +² When min=0, and max≠0, Alarm higher than max 811 + 812 +² When min≠0, and max=0, Alarm lower than min 813 + 814 +² When min≠0 and max≠0, Alarm higher than max or lower than min 815 + 816 + 817 +**~ (% style="color:blue" %)Example:(%%)** 818 + 819 +AT+ SHTEMP=20,30 ~/~/ Alarm when temperature lower than 20. 820 + 821 + 822 + 823 +== 2.6 Set the number of data to be uploaded and the recording time == 824 + 825 + 826 +**~ (% style="color:blue" %)➢ AT Command:(%%)** 827 + 828 +* (% 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) 829 +* (% 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. 830 + 831 + The diagram below explains the relationship between TR, NOUD, and TDC more clearly**:** 832 + 833 +[[image:image-20221009001045-1.png||height="726" width="1009"]] 834 + 835 + 836 + 837 +== 2.7 Read or Clear cached data == 838 + 839 + 840 +**~ (% style="color:blue" %)➢ AT Command:(%%)** 841 + 842 +* (% style="color:#037691" %)**AT+CDP** (%%) ~/~/ Read cached data 843 +* (% style="color:#037691" %)**AT+CDP=0** (%%) ~/~/ Clear cached data 844 + 845 +[[image:image-20220908163102-2.png]] 846 + 847 + 848 + 849 +== 2.8 Battery Analysis == 850 + 851 + 852 +=== 2.8.1 Battery Type === 853 + 854 + 592 592 ((( 593 593 The N95S31B 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. 594 594 ))) ... ... @@ -611,10 +611,11 @@ 611 611 612 612 613 613 614 -=== 2. 5.2 Power consumption Analyze ===877 +=== 2.8.2 Power consumption Analyze === 615 615 879 + 616 616 ((( 617 -The file **DRAGINO_N95S31B-Power-Analyzer.pdf** from [[https:~~/~~/www.dr agino.com/downloads/index.php?dir=NB-IoT/N95S31B/>>url:https://www.dragino.com/downloads/index.php?dir=NB-IoT/N95S31B/]]881 +The file **DRAGINO_N95S31B-Power-Analyzer.pdf** from [[https:~~/~~/www.dropbox.com/sh/mlpd6l05bogvaf6/AABwAJLMttqG7i~~-~~-AyZcQkoua?dl=0>>https://www.dropbox.com/sh/mlpd6l05bogvaf6/AABwAJLMttqG7i--AyZcQkoua?dl=0]] describes a detail measurement to analyze the power consumption in different case. User can use it for design guideline for their project. 618 618 ))) 619 619 620 620 ((( ... ... @@ -622,8 +622,9 @@ 622 622 ))) 623 623 624 624 625 -=== 2. 5.3 Battery Note ===889 +=== 2.8.3 Battery Note === 626 626 891 + 627 627 ((( 628 628 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 uplink data, then the battery life may be decreased. 629 629 ))) ... ... @@ -630,7 +630,7 @@ 630 630 631 631 632 632 633 -=== 2. 5.4 Replace the battery ===898 +=== 2.8.4 Replace the battery === 634 634 635 635 636 636 ((( ... ... @@ -646,6 +646,7 @@ 646 646 647 647 = 3. Access NB-IoT Module = 648 648 914 + 649 649 ((( 650 650 Users can directly access the AT command set of the NB-IoT module. 651 651 ))) ... ... @@ -652,6 +652,8 @@ 652 652 653 653 ((( 654 654 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/]] 921 + 922 + 655 655 ))) 656 656 657 657 [[image:1657333200519-600.png]] ... ... @@ -660,11 +660,13 @@ 660 660 661 661 = 4. Using the AT Commands = 662 662 931 + 663 663 == 4.1 Access AT Commands == 664 664 665 -See NBSN95 AT Command in this link for detail: [[https:~~/~~/www.dragino.com/downloads/index.php?dir=NB-IoT/NBSN95/>>url:https://www.dragino.com/downloads/index.php?dir=NB-IoT/NBSN95/]] 666 666 935 +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]] 667 667 937 + 668 668 AT+<CMD>? : Help on <CMD> 669 669 670 670 AT+<CMD> : Run <CMD> ... ... @@ -704,7 +704,24 @@ 704 704 705 705 AT+SERVADDR : Server Address 706 706 977 +AT+TR : Get or Set record time 707 707 979 +AT+APN : Get or set the APN 980 + 981 +AT+FBAND : Get or Set whether to automatically modify the frequency band 982 + 983 +AT+DNSCFG : Get or Set DNS Server 984 + 985 +AT+GETSENSORVALUE : Returns the current sensor measurement 986 + 987 +AT+NOUD : Get or Set the number of data to be uploaded 988 + 989 +AT+CDP : Read or Clear cached data 990 + 991 +AT+SHTEMP: Get or Set alarm of temp 992 + 993 +AT+SHHUM: Get or Set alarm of moisture 994 + 708 708 (% style="color:#037691" %)**COAP Management** 709 709 710 710 AT+URI : Resource parameters ... ... @@ -738,6 +738,7 @@ 738 738 739 739 = 5. FAQ = 740 740 1028 + 741 741 == 5.1 How to Upgrade Firmware == 742 742 743 743 ... ... @@ -752,13 +752,16 @@ 752 752 ((( 753 753 754 754 755 -(% style="color:red" %)Notice, N95S31B and LSN50v2 share the same mother board. They use the same connection and method to update. 1043 +((( 1044 +(% style="color:red" %)**Notice, N95S31B and LSN50v2 share the same mother board. They use the same connection and method to update.** 756 756 ))) 1046 +))) 757 757 758 758 759 759 760 760 = 6. Trouble Shooting = 761 761 1052 + 762 762 == 6.1 Connection problem when uploading firmware == 763 763 764 764 ... ... @@ -774,6 +774,7 @@ 774 774 775 775 == 6.2 AT Command input doesn't work == 776 776 1068 + 777 777 ((( 778 778 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. 779 779 ... ... @@ -823,5 +823,6 @@ 823 823 824 824 = 9. Support = 825 825 1118 + 826 826 * 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. 827 827 * 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]]
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