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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... ... @@ -17,11 +17,8 @@ 17 17 18 18 = 1. Introduction = 19 19 20 - 21 21 == 1.1 What is N95S31B NB-IoT Sensor Node == 22 22 23 -((( 24 - 25 25 26 26 ((( 27 27 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*. ... ... @@ -40,20 +40,13 @@ 40 40 ))) 41 41 42 42 ((( 43 - 44 -))) 45 - 46 -((( 47 47 ~* make sure you have NB-IoT coverage locally. 48 48 ))) 49 49 50 - 51 -))) 52 52 53 53 [[image:1657348284168-431.png]] 54 54 55 55 56 - 57 57 == 1.2 Features == 58 58 59 59 ... ... @@ -68,9 +68,6 @@ 68 68 * Micro SIM card slot for NB-IoT SIM 69 69 * 8500mAh Battery for long term use 70 70 71 - 72 - 73 - 74 74 == 1.3 Specification == 75 75 76 76 ... ... @@ -79,19 +79,15 @@ 79 79 * Supply Voltage: 2.1v ~~ 3.6v 80 80 * Operating Temperature: -40 ~~ 85°C 81 81 82 - 83 - 84 84 (% style="color:#037691" %)**NB-IoT Spec:** 85 85 86 -* -B1 @H-FDD: 2100MHz87 -* -B3 @H-FDD: 1800MHz88 -* -B8 @H-FDD: 900MHz89 -* -B5 @H-FDD: 850MHz90 -* -B20 @H-FDD: 800MHz91 -* -B28 @H-FDD: 700MHz71 +* 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 92 92 93 - 94 - 95 95 (% style="color:#037691" %)**Battery:** 96 96 97 97 * Li/SOCI2 un-chargeable battery ... ... @@ -100,9 +100,6 @@ 100 100 * Max continuously current: 130mA 101 101 * Max boost current: 2A, 1 second 102 102 103 - 104 - 105 - 106 106 == 1.4 Applications == 107 107 108 108 ... ... @@ -117,7 +117,6 @@ 117 117 118 118 119 119 120 - 121 121 == 1.5 Pin Definitions & Switch == 122 122 123 123 ... ... @@ -127,7 +127,6 @@ 127 127 [[image:image-20220709144723-1.png]] 128 128 129 129 130 - 131 131 === 1.5.1 Jumper JP2 === 132 132 133 133 ... ... @@ -134,20 +134,18 @@ 134 134 Power on Device when put this jumper. 135 135 136 136 137 - 138 138 === 1.5.2 BOOT MODE / SW1 === 139 139 140 140 141 141 ((( 142 -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. 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. 143 143 ))) 144 144 145 145 ((( 146 -2) Flash: work mode, device starts to work and send out console output for further debug 123 +**2) Flash:** work mode, device starts to work and send out console output for further debug 147 147 ))) 148 148 149 149 150 - 151 151 === 1.5.3 Reset Button === 152 152 153 153 ... ... @@ -154,21 +154,18 @@ 154 154 Press to reboot the device. 155 155 156 156 157 - 158 158 === 1.5.4 LED === 159 159 160 160 161 161 It will flash: 162 162 163 -1. When boot the device in flash mode 164 -1. Send an uplink packet 138 +1. When boot the device in flash mode 165 165 140 +2. Send an uplink packet 166 166 167 167 168 - 169 169 = 2. Use N95S31B to communicate with IoT Server = 170 170 171 - 172 172 == 2.1 How it works == 173 173 174 174 ... ... @@ -191,10 +191,8 @@ 191 191 192 192 ))) 193 193 194 - 195 195 == 2.2 Configure the N95S31B == 196 196 197 - 198 198 === 2.2.1 Power On N95S31B === 199 199 200 200 ... ... @@ -201,10 +201,9 @@ 201 201 [[image:image-20220709150546-2.png]] 202 202 203 203 175 +=== 2.2.2 Test Requirement === 204 204 205 -=== 2.2.1 Test Requirement === 206 206 207 - 208 208 ((( 209 209 To use N95S31B in your city, make sure meet below requirements: 210 210 ))) ... ... @@ -251,7 +251,6 @@ 251 251 [[image:1657350625843-586.png]] 252 252 253 253 254 - 255 255 === 2.2.3 Insert SIM card === 256 256 257 257 ... ... @@ -267,7 +267,6 @@ 267 267 [[image:1657351240556-536.png]] 268 268 269 269 270 - 271 271 === 2.2.4 Connect USB – TTL to N95S31B to configure it === 272 272 273 273 ... ... @@ -282,13 +282,13 @@ 282 282 [[image:1657351312545-300.png]] 283 283 284 284 285 -**Connection:** 253 +(% style="color:blue" %)**Connection:** 286 286 287 - (% style="background-color:yellow" %)USB TTL GND <~-~-~-~-> GND 255 + (% style="background-color:yellow" %)**USB TTL GND <~-~-~-~-> GND** 288 288 289 - (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~-> UART_RXD 257 +**~ (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~-> UART_RXD(%%)** 290 290 291 - (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD 259 +**~ (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD(%%)** 292 292 293 293 294 294 In the PC, use below serial tool settings: ... ... @@ -311,7 +311,6 @@ 311 311 ))) 312 312 313 313 314 - 315 315 === 2.2.5 Use CoAP protocol to uplink data === 316 316 317 317 ... ... @@ -326,10 +326,10 @@ 326 326 (% style="color:blue" %)**AT+PRO=1** (%%) ~/~/ Set to use CoAP protocol to uplink 327 327 ))) 328 328 * ((( 329 -(% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683 ** (%%)~/~/ to set CoAP server address and port 296 +(% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683 ** (%%)~/~/ to set CoAP server address and port 330 330 ))) 331 331 * ((( 332 -(% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/Set COAP resource path 299 +(% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/ Set COAP resource path 333 333 ))) 334 334 335 335 ((( ... ... @@ -348,7 +348,6 @@ 348 348 [[image:1657352185396-303.png]] 349 349 350 350 351 - 352 352 === 2.2.6 Use UDP protocol to uplink data(Default protocol) === 353 353 354 354 ... ... @@ -362,18 +362,18 @@ 362 362 [[image:1657352403317-397.png]] 363 363 364 364 365 - 366 366 === 2.2.7 Use MQTT protocol to uplink data === 367 367 333 + 368 368 N95S31B supports only plain MQTT now it doesn't support TLS and other related encryption. 369 369 370 -* (% style="color:blue" %)**AT+PRO=3 ** (%%) ~/~/Set to use MQTT protocol to uplink 371 -* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883 ** (%%) ~/~/Set MQTT server address and port 372 -* (% style="color:blue" %)**AT+CLIENT=CLIENT ** (%%)~/~/Set up the CLIENT of MQTT 373 -* (% style="color:blue" %)**AT+UNAME=UNAME **(%%)~/~/Set the username of MQTT 374 -* (% style="color:blue" %)**AT+PWD=PWD **(%%)~/~/Set the password of MQTT 375 -* (% style="color:blue" %)**AT+PUBTOPIC=f9527 **(%%)~/~/Set the sending topic of MQTT 376 -* (% style="color:blue" %)**AT+SUBTOPIC=Ns9527 **(%%) ~/~/Set the subscription topic of MQTT 336 +* (% style="color:blue" %)**AT+PRO=3 ** (%%) ~/~/ Set to use MQTT protocol to uplink 337 +* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883 ** (%%) ~/~/ Set MQTT server address and port 338 +* (% style="color:blue" %)**AT+CLIENT=CLIENT ** (%%)~/~/ Set up the CLIENT of MQTT 339 +* (% style="color:blue" %)**AT+UNAME=UNAME **(%%)~/~/ Set the username of MQTT 340 +* (% style="color:blue" %)**AT+PWD=PWD **(%%)~/~/ Set the password of MQTT 341 +* (% style="color:blue" %)**AT+PUBTOPIC=f9527 **(%%)~/~/ Set the sending topic of MQTT 342 +* (% style="color:blue" %)**AT+SUBTOPIC=Ns9527 **(%%) ~/~/ Set the subscription topic of MQTT 377 377 378 378 [[image:1657352634421-276.png]] 379 379 ... ... @@ -380,19 +380,19 @@ 380 380 381 381 [[image:1657352645687-385.png]] 382 382 349 + 383 383 ((( 384 384 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. 385 385 ))) 386 386 387 - 388 388 ((( 389 389 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. 390 390 ))) 391 391 392 392 393 - 394 394 === 2.2.8 Use TCP protocol to uplink data === 395 395 361 + 396 396 This feature is supported since firmware version v110 397 397 398 398 * (% style="color:blue" %)**AT+PRO=4 ** (%%) ~/~/ Set to use TCP protocol to uplink ... ... @@ -404,9 +404,9 @@ 404 404 [[image:1657352914475-252.png]] 405 405 406 406 407 - 408 408 === 2.2.9 Change Update Interval === 409 409 375 + 410 410 User can use below command to change the (% style="color:green" %)**uplink interval**. 411 411 412 412 * (% style="color:blue" %)**AT+TDC=600 ** (%%)~/~/ Set Update Interval to 600s ... ... @@ -415,13 +415,20 @@ 415 415 416 416 ))) 417 417 384 +((( 385 +(% style="color:red" %)**NOTE: Since firmware version is v1.2:** 386 +))) 418 418 388 +((( 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 +))) 419 419 392 + 420 420 == 2.3 Uplink Payload == 421 421 422 422 423 423 ((( 424 -N95S31B 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. 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. 425 425 ))) 426 426 427 427 ... ... @@ -430,7 +430,7 @@ 430 430 ))) 431 431 432 432 ((( 433 - (% 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. 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. 434 434 ))) 435 435 436 436 ... ... @@ -453,26 +453,26 @@ 453 453 454 454 (% style="color:red" %) 455 455 1. ((( 456 -All modes share the same Payload Explanation from [[HERE>>||anchor="H2.3A0UplinkPayload"]]. 429 +**All modes share the same Payload Explanation from [[HERE>>||anchor="H2.3A0UplinkPayload"]].** 457 457 ))) 458 458 1. ((( 459 -By default, the device will send an uplink message every 1 hour. 432 +**By default, the device will send an uplink message every 1 hour.** 460 460 461 461 462 - 463 463 464 464 ))) 465 465 466 466 === 2.3.1 Payload Analyze === 467 467 440 +==== 2.3.1.1 Before Firmware v1.2 ==== 441 + 442 + 468 468 N95S31B uplink payload includes in total 21 bytes 469 469 470 470 471 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:520px" %) 472 -|=(% style="width: 60px;" %)((( 473 -**Size(bytes)** 474 -)))|=(% style="width: 50px;" %)**6**|=(% style="width: 25px;" %)2|=(% style="width: 25px;" %)**2**|=(% style="width: 70px;" %)**1**|=(% style="width: 55px;" %)1|=(% style="width: 115px;" %)5|=(% style="width: 60px;" %)**2**|=(% style="width: 60px;" %)**2** 475 -|(% 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" %)((( 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" %)((( 476 476 ((( 477 477 Reserve/ Same as NBSN95 CFGMOD=1 478 478 ))) ... ... @@ -480,7 +480,7 @@ 480 480 ((( 481 481 No function here. 482 482 ))) 483 -)))|(% style="width: 77px" %)(((456 +)))|(% style="width:102px" %)((( 484 484 ((( 485 485 [[Temperature >>||anchor="H2.3.6A0Temperature26Humidity"]] 486 486 ))) ... ... @@ -488,7 +488,7 @@ 488 488 ((( 489 489 By SHT31 490 490 ))) 491 -)))|(% style="width:8 0px" %)(((464 +)))|(% style="width:81px" %)((( 492 492 ((( 493 493 [[Humidity>>||anchor="H2.3.6A0Temperature26Humidity"]] 494 494 ))) ... ... @@ -499,6 +499,8 @@ 499 499 ))) 500 500 501 501 ((( 475 + 476 + 502 502 ((( 503 503 If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NB sensor uplink data. 504 504 ))) ... ... @@ -508,29 +508,87 @@ 508 508 [[image:1657354294009-643.png]] 509 509 510 510 511 -The payload is ASCII string, representative same HEX: 0x724031607457006e0ccd1b0100dc000ccc00e10186 where:486 +The payload is ASCII string, representative same HEX: (% style="background-color:yellow" %)**0x724031607457 006e 0ccd 1b 01 00dc000ccc 00e1 0186** 512 512 513 -* Device ID: 0x724031607457 = 724031607457 514 -* Version: 0x006e=110=1.1.0 488 +**where:** 515 515 516 -* BAT: 0x0ccd = 3277 mV = 3.277V 517 -* Signal: 0x1b = 27 518 -* Model: 0x01 = 1 519 -* 0x00dc000ccc= reserve, ignore in N95S31B 520 -* Temperature by SHT31: 0x00e1 = 225 = 22.5 °C 521 -* Humidity by SHT31: 0x0186 = 390 = 39.0 %rh 490 +* (% style="color:#037691" %)**Device ID:** (%%) 0x724031607457 = 724031607457 522 522 492 +* (% style="color:#037691" %)**Version: **(%%) 0x006e=110=1.1.0 493 + 494 +* (% style="color:#037691" %)**BAT:** (%%) 0x0ccd = 3277 mV = 3.277V 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 + 523 523 ((( 524 524 525 -))) 526 526 527 -((( 528 528 529 529 ))) 530 530 512 +==== 2.3.1.2 Since Firmware v1.2 ==== 531 531 514 + 515 +In this mode, uplink payload includes 91 bytes in total by default. 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 + 532 532 === 2.3.2 Device ID === 533 533 566 + 534 534 ((( 535 535 By default, the Device ID equal to the last 6 bytes of IMEI. 536 536 ))) ... ... @@ -537,10 +537,12 @@ 537 537 538 538 ((( 539 539 User can use (% style="color:blue" %)**AT+DEUI**(%%) to set Device ID 573 + 574 + 540 540 ))) 541 541 542 542 ((( 543 -**Example:** 578 +(% style="color:blue" %)**Example:** 544 544 ))) 545 545 546 546 ((( ... ... @@ -548,23 +548,37 @@ 548 548 ))) 549 549 550 550 ((( 551 -The Device ID is stored in a none-erase area, Upgrade the firmware or run **AT+FDR** won't erase Device ID. 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. 587 + 588 + 552 552 ))) 553 553 591 +(% style="color:red" %)**NOTE: When the firmware version is v1.2 and later firmware:** 554 554 555 555 594 +By default, the Device ID equal to the last 15 bits of IMEI. 595 + 596 +User can use ** (% style="color:blue" %)AT+DEUI(%%)** to set Device ID 597 + 598 + 599 +(% style="color:blue" %)**Example:** 600 + 601 +AT+DEUI=868411056754138 602 + 603 + 556 556 === 2.3.3 Version Info === 557 557 606 + 558 558 ((( 559 559 These bytes include the hardware and software version. 560 560 ))) 561 561 562 562 ((( 563 -Higher byte: Specify hardware version: always 0x00 for N95S31B 612 +**Higher byte:** Specify hardware version: always 0x00 for N95S31B 564 564 ))) 565 565 566 566 ((( 567 -Lower byte: Specify the software version: 0x6E=110, means firmware version 110 616 +**Lower byte:** Specify the software version: 0x6E=110, means firmware version 110 568 568 ))) 569 569 570 570 ((( ... ... @@ -579,9 +579,9 @@ 579 579 580 580 ))) 581 581 582 - 583 583 === 2.3.4 Battery Info === 584 584 633 + 585 585 ((( 586 586 Ex1: 0x0B45 = 2885mV 587 587 ))) ... ... @@ -591,9 +591,9 @@ 591 591 ))) 592 592 593 593 594 - 595 595 === 2.3.5 Signal Strength === 596 596 645 + 597 597 ((( 598 598 NB-IoT Network signal Strength. 599 599 ))) ... ... @@ -623,9 +623,9 @@ 623 623 ))) 624 624 625 625 626 - 627 627 === 2.3.6 Temperature & Humidity === 628 628 677 + 629 629 The device will be able to get the SHT31 temperature and humidity data now and upload to IoT Server. 630 630 631 631 [[image:image-20220709161741-3.png]] ... ... @@ -641,11 +641,17 @@ 641 641 Humidity: Read:0295(H)=661(D) Value: 661 / 10=66.1, So 66.1% 642 642 643 643 644 - 645 645 == 2.4 Downlink Payload == 646 646 695 + 647 647 By default, N95S31B prints the downlink payload to console port. 648 648 698 +(% border="1" style="background-color:#f2f2f2; width:520px" %) 699 +|(% style="background-color:#d9e2f3; color:#0070c0; width:200px" %)**Downlink Control Type**|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**FPort**|(% style="background-color:#d9e2f3; color:#0070c0; width:100px" %)**Type Code**|(% style="background-color:#d9e2f3; color:#0070c0; width:170px" %)**Downlink payload size(bytes)** 700 +|(% style="width:204px" %)TDC(Transmit Time Interval)|(% style="width:80px" %)Any|(% style="width:94px" %)01|(% style="width:150px" %)4 701 +|(% style="width:204px" %)RESET|(% style="width:80px" %)Any|(% style="width:94px" %)04|(% style="width:150px" %)2 702 +|(% style="width:204px" %)INTMOD|(% style="width:80px" %)Any|(% style="width:94px" %)06|(% style="width:150px" %)4 703 + 649 649 [[image:image-20220709100028-1.png]] 650 650 651 651 ... ... @@ -693,69 +693,76 @@ 693 693 ))) 694 694 695 695 751 +== 2.5 Humidity and Temperature alarm function == 696 696 697 -== 2.5 Battery Analysis == 698 698 699 - ===2.5.1BatteryType===754 +**~ (% style="color:blue" %)➢ AT Command:(%%)** 700 700 701 701 702 -((( 703 -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. 704 -))) 757 +(% style="color:#037691" %)**AT+ SHHUM=min,max** 705 705 706 -((( 707 -The battery is designed to last for several years depends on the actually use environment and update interval. 708 -))) 709 709 710 -((( 711 -The battery related documents as below: 712 -))) 760 +² When min=0, and max≠0, Alarm higher than max 713 713 714 -* [[Battery Dimension>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]] 715 -* [[Lithium-Thionyl Chloride Battery datasheet>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]] 716 -* [[Lithium-ion Battery-Capacitor datasheet>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]] 762 +² When min≠0, and max=0, Alarm lower than min 717 717 718 -((( 719 -[[image:image-20220709101450-2.png]] 720 -))) 764 +² When min≠0 and max≠0, Alarm higher than max or lower than min 721 721 722 722 767 + (% style="color:blue" %)**Example:** 723 723 724 - ===2.5.2PowerconsumptionAnalyze===769 +AT+ SHHUM=50,80 ~/~/ Alarm when humidity lower than 50. 725 725 726 -((( 727 -The file **DRAGINO_N95S31B-Power-Analyzer.pdf** from [[https:~~/~~/www.dragino.com/downloads/index.php?dir=NB-IoT/N95S31B/>>url:https://www.dragino.com/downloads/index.php?dir=NB-IoT/N95S31B/]] describes a detail measurement to analyze the power consumption in different case. User can use it for design guideline for their project. 728 -))) 729 729 730 -((( 731 - 732 -))) 772 +(% style="color:#037691" %)**AT+ SHTEMP=min,max** 733 733 774 +² When min=0, and max≠0, Alarm higher than max 734 734 735 - ===2.5.3BatteryNote===776 +² When min≠0, and max=0, Alarm lower than min 736 736 737 -((( 738 -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. 739 -))) 778 +² When min≠0 and max≠0, Alarm higher than max or lower than min 740 740 741 741 781 +**~ (% style="color:blue" %)Example:(%%)** 742 742 743 - ===2.5.4Replacethebattery===783 +AT+ SHTEMP=20,30 ~/~/ Alarm when temperature lower than 20. 744 744 745 745 746 -((( 747 -You can change the battery in the N95S31B.The type of battery is not limited as long as the output is between 3v to 3.6v. On the main board, there is a diode (D1) between the battery and the main circuit. If you need to use a battery with less than 3.3v, please remove the D1 and shortcut the two pads of it so there won't be voltage drop between battery and main board. 748 -))) 786 +== 2.6 Set the number of data to be uploaded and the recording time == 749 749 750 750 751 -((( 752 -The default battery pack of N95S31B 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). 753 -))) 789 +**~ (% style="color:blue" %)➢ AT Command:(%%)** 754 754 791 +* (% 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. 755 755 794 + The diagram below explains the relationship between TR, NOUD, and TDC more clearly**:** 756 756 796 +[[image:image-20221009001045-1.png||height="726" width="1009"]] 797 + 798 + 799 +== 2.7 Read or Clear cached data == 800 + 801 + 802 +**~ (% style="color:blue" %)➢ AT Command:(%%)** 803 + 804 +* (% style="color:#037691" %)**AT+CDP** (%%) ~/~/ Read cached data 805 +* (% style="color:#037691" %)**AT+CDP=0** (%%) ~/~/ Clear cached data 806 + 807 +[[image:image-20220908163102-2.png]] 808 + 809 + 810 +== 2.8 Battery & Power Consumption == 811 + 812 + 813 +N95S31B uses ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace. 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 + 817 + 757 757 = 3. Access NB-IoT Module = 758 758 820 + 759 759 ((( 760 760 Users can directly access the AT command set of the NB-IoT module. 761 761 ))) ... ... @@ -762,19 +762,21 @@ 762 762 763 763 ((( 764 764 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 + 765 765 ))) 766 766 767 767 [[image:1657333200519-600.png]] 768 768 769 769 770 - 771 771 = 4. Using the AT Commands = 772 772 773 773 == 4.1 Access AT Commands == 774 774 775 -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/]] 776 776 839 +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]] 777 777 841 + 778 778 AT+<CMD>? : Help on <CMD> 779 779 780 780 AT+<CMD> : Run <CMD> ... ... @@ -814,7 +814,24 @@ 814 814 815 815 AT+SERVADDR : Server Address 816 816 881 +AT+TR : Get or Set record time 817 817 883 +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 + 818 818 (% style="color:#037691" %)**COAP Management** 819 819 820 820 AT+URI : Resource parameters ... ... @@ -845,7 +845,6 @@ 845 845 AT+PWORD : Serial Access Password 846 846 847 847 848 - 849 849 = 5. FAQ = 850 850 851 851 == 5.1 How to Upgrade Firmware == ... ... @@ -860,15 +860,12 @@ 860 860 ))) 861 861 862 862 ((( 863 - 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]] 864 864 865 -((( 866 -(% style="color:red" %)Notice, N95S31B and LSN50v2 share the same mother board. They use the same connection and method to update. 945 +(% style="color:red" %)**Notice, N95S31B and LSN50v2 share the same mother board. They use the same connection and method to update.** 867 867 ))) 868 -))) 869 869 870 870 871 - 872 872 = 6. Trouble Shooting = 873 873 874 874 == 6.1 Connection problem when uploading firmware == ... ... @@ -878,14 +878,10 @@ 878 878 **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]] 879 879 ))) 880 880 881 -(% class="wikigeneratedid" %) 882 -((( 883 - 884 -))) 885 885 886 - 887 887 == 6.2 AT Command input doesn't work == 888 888 961 + 889 889 ((( 890 890 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. 891 891 ... ... @@ -892,7 +892,12 @@ 892 892 893 893 ))) 894 894 968 +== 6.3 Not able to connect to NB-IoT network and keep showing "Signal Strength:99". == 895 895 970 + 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 + 896 896 = 7. Order Info = 897 897 898 898 ... ... @@ -899,11 +899,6 @@ 899 899 Part Number**:** (% style="color:#4f81bd" %)**N95S31B-YY** 900 900 901 901 902 -(% class="wikigeneratedid" %) 903 -((( 904 - 905 -))) 906 - 907 907 = 8. Packing Info = 908 908 909 909 ((( ... ... @@ -926,14 +926,13 @@ 926 926 * Weight / pcs : 180g 927 927 ))) 928 928 929 -((( 930 - 931 931 932 932 933 - 934 -))) 935 - 936 936 = 9. Support = 937 937 1006 + 938 938 * 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 + 939 939 * 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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