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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... ... @@ -1,1 +1,1 @@ 1 -XWiki. David1 +XWiki.Xiaoling - Content
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... ... @@ -17,7 +17,6 @@ 17 17 18 18 = 1. Introduction = 19 19 20 - 21 21 == 1.1 What is N95S31B NB-IoT Sensor Node == 22 22 23 23 ((( ... ... @@ -68,6 +68,8 @@ 68 68 * Micro SIM card slot for NB-IoT SIM 69 69 * 8500mAh Battery for long term use 70 70 70 + 71 + 71 71 == 1.3 Specification == 72 72 73 73 ... ... @@ -93,6 +93,8 @@ 93 93 * Max continuously current: 130mA 94 94 * Max boost current: 2A, 1 second 95 95 97 + 98 + 96 96 == 1.4 Applications == 97 97 98 98 ... ... @@ -107,7 +107,6 @@ 107 107 108 108 109 109 110 - 111 111 == 1.5 Pin Definitions & Switch == 112 112 113 113 ... ... @@ -117,7 +117,6 @@ 117 117 [[image:image-20220709144723-1.png]] 118 118 119 119 120 - 121 121 === 1.5.1 Jumper JP2 === 122 122 123 123 ... ... @@ -124,20 +124,18 @@ 124 124 Power on Device when put this jumper. 125 125 126 126 127 - 128 128 === 1.5.2 BOOT MODE / SW1 === 129 129 130 130 131 131 ((( 132 -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. 132 +**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. 133 133 ))) 134 134 135 135 ((( 136 -2) Flash: work mode, device starts to work and send out console output for further debug 136 +**2) Flash:** work mode, device starts to work and send out console output for further debug 137 137 ))) 138 138 139 139 140 - 141 141 === 1.5.3 Reset Button === 142 142 143 143 ... ... @@ -144,18 +144,18 @@ 144 144 Press to reboot the device. 145 145 146 146 147 - 148 148 === 1.5.4 LED === 149 149 150 150 151 151 It will flash: 152 152 153 -1. When boot the device in flash mode 154 -1. Send an uplink packet 151 +1. When boot the device in flash mode 155 155 156 - =2.UseN95S31Bto communicatewith IoT Server =153 +2. Send an uplink packet 157 157 158 158 156 += 2. Use N95S31B to communicate with IoT Server = 157 + 159 159 == 2.1 How it works == 160 160 161 161 ... ... @@ -181,7 +181,6 @@ 181 181 182 182 == 2.2 Configure the N95S31B == 183 183 184 - 185 185 === 2.2.1 Power On N95S31B === 186 186 187 187 ... ... @@ -188,10 +188,9 @@ 188 188 [[image:image-20220709150546-2.png]] 189 189 190 190 189 +=== 2.2.2 Test Requirement === 191 191 192 -=== 2.2.1 Test Requirement === 193 193 194 - 195 195 ((( 196 196 To use N95S31B in your city, make sure meet below requirements: 197 197 ))) ... ... @@ -238,7 +238,6 @@ 238 238 [[image:1657350625843-586.png]] 239 239 240 240 241 - 242 242 === 2.2.3 Insert SIM card === 243 243 244 244 ... ... @@ -254,7 +254,6 @@ 254 254 [[image:1657351240556-536.png]] 255 255 256 256 257 - 258 258 === 2.2.4 Connect USB – TTL to N95S31B to configure it === 259 259 260 260 ... ... @@ -269,13 +269,13 @@ 269 269 [[image:1657351312545-300.png]] 270 270 271 271 272 -**Connection:** 267 +(% style="color:blue" %)**Connection:** 273 273 274 - (% style="background-color:yellow" %)USB TTL GND <~-~-~-~-> GND 269 + (% style="background-color:yellow" %)**USB TTL GND <~-~-~-~-> GND** 275 275 276 - (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~-> UART_RXD 271 +**~ (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~-> UART_RXD(%%)** 277 277 278 - (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD 273 +**~ (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD(%%)** 279 279 280 280 281 281 In the PC, use below serial tool settings: ... ... @@ -298,7 +298,6 @@ 298 298 ))) 299 299 300 300 301 - 302 302 === 2.2.5 Use CoAP protocol to uplink data === 303 303 304 304 ... ... @@ -313,10 +313,10 @@ 313 313 (% style="color:blue" %)**AT+PRO=1** (%%) ~/~/ Set to use CoAP protocol to uplink 314 314 ))) 315 315 * ((( 316 -(% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683 ** (%%)~/~/ to set CoAP server address and port 310 +(% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683 ** (%%)~/~/ to set CoAP server address and port 317 317 ))) 318 318 * ((( 319 -(% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/Set COAP resource path 313 +(% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/ Set COAP resource path 320 320 ))) 321 321 322 322 ((( ... ... @@ -335,7 +335,6 @@ 335 335 [[image:1657352185396-303.png]] 336 336 337 337 338 - 339 339 === 2.2.6 Use UDP protocol to uplink data(Default protocol) === 340 340 341 341 ... ... @@ -349,19 +349,18 @@ 349 349 [[image:1657352403317-397.png]] 350 350 351 351 352 - 353 353 === 2.2.7 Use MQTT protocol to uplink data === 354 354 355 355 356 356 N95S31B supports only plain MQTT now it doesn't support TLS and other related encryption. 357 357 358 -* (% style="color:blue" %)**AT+PRO=3 ** (%%) ~/~/Set to use MQTT protocol to uplink 359 -* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883 ** (%%) ~/~/Set MQTT server address and port 360 -* (% style="color:blue" %)**AT+CLIENT=CLIENT ** (%%)~/~/Set up the CLIENT of MQTT 361 -* (% style="color:blue" %)**AT+UNAME=UNAME **(%%)~/~/Set the username of MQTT 362 -* (% style="color:blue" %)**AT+PWD=PWD **(%%)~/~/Set the password of MQTT 363 -* (% style="color:blue" %)**AT+PUBTOPIC=f9527 **(%%)~/~/Set the sending topic of MQTT 364 -* (% style="color:blue" %)**AT+SUBTOPIC=Ns9527 **(%%) ~/~/Set the subscription topic of MQTT 350 +* (% style="color:blue" %)**AT+PRO=3 ** (%%) ~/~/ Set to use MQTT protocol to uplink 351 +* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883 ** (%%) ~/~/ Set MQTT server address and port 352 +* (% style="color:blue" %)**AT+CLIENT=CLIENT ** (%%)~/~/ Set up the CLIENT of MQTT 353 +* (% style="color:blue" %)**AT+UNAME=UNAME **(%%)~/~/ Set the username of MQTT 354 +* (% style="color:blue" %)**AT+PWD=PWD **(%%)~/~/ Set the password of MQTT 355 +* (% style="color:blue" %)**AT+PUBTOPIC=f9527 **(%%)~/~/ Set the sending topic of MQTT 356 +* (% style="color:blue" %)**AT+SUBTOPIC=Ns9527 **(%%) ~/~/ Set the subscription topic of MQTT 365 365 366 366 [[image:1657352634421-276.png]] 367 367 ... ... @@ -379,7 +379,6 @@ 379 379 ))) 380 380 381 381 382 - 383 383 === 2.2.8 Use TCP protocol to uplink data === 384 384 385 385 ... ... @@ -394,7 +394,6 @@ 394 394 [[image:1657352914475-252.png]] 395 395 396 396 397 - 398 398 === 2.2.9 Change Update Interval === 399 399 400 400 ... ... @@ -406,9 +406,13 @@ 406 406 407 407 ))) 408 408 409 -(% style="color:red" %)**NOTE:When the firmware version is v1.2 and later firmware:** 399 +((( 400 +(% style="color:red" %)**NOTE: Since firmware version is v1.2:** 401 +))) 410 410 411 -**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).** 403 +((( 404 +(% 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).** 405 +))) 412 412 413 413 414 414 == 2.3 Uplink Payload == ... ... @@ -415,7 +415,7 @@ 415 415 416 416 417 417 ((( 418 -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. 412 +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. 419 419 ))) 420 420 421 421 ... ... @@ -453,21 +453,20 @@ 453 453 **By default, the device will send an uplink message every 1 hour.** 454 454 455 455 456 - 457 457 458 458 ))) 459 459 460 460 === 2.3.1 Payload Analyze === 461 461 455 +==== 2.3.1.1 Before Firmware v1.2 ==== 462 462 457 + 463 463 N95S31B uplink payload includes in total 21 bytes 464 464 465 465 466 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:520px" %) 467 -|=(% style="width: 60px;" %)((( 468 -**Size(bytes)** 469 -)))|=(% 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** 470 -|(% 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" %)((( 461 +(% border="1" style="background-color:#ffffcc; color:green; width:520px" %) 462 +|=(% 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** 463 +|(% 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" %)((( 471 471 ((( 472 472 Reserve/ Same as NBSN95 CFGMOD=1 473 473 ))) ... ... @@ -475,7 +475,7 @@ 475 475 ((( 476 476 No function here. 477 477 ))) 478 -)))|(% style="width: 77px" %)(((471 +)))|(% style="width:102px" %)((( 479 479 ((( 480 480 [[Temperature >>||anchor="H2.3.6A0Temperature26Humidity"]] 481 481 ))) ... ... @@ -483,7 +483,7 @@ 483 483 ((( 484 484 By SHT31 485 485 ))) 486 -)))|(% style="width:8 0px" %)(((479 +)))|(% style="width:81px" %)((( 487 487 ((( 488 488 [[Humidity>>||anchor="H2.3.6A0Temperature26Humidity"]] 489 489 ))) ... ... @@ -505,55 +505,87 @@ 505 505 [[image:1657354294009-643.png]] 506 506 507 507 508 -The payload is ASCII string, representative same HEX: 0x724031607457006e0ccd1b0100dc000ccc00e10186 where:501 +The payload is ASCII string, representative same HEX: (% style="background-color:yellow" %)**0x724031607457 006e 0ccd 1b 01 00dc000ccc 00e1 0186** 509 509 510 -* Device ID: 0x724031607457 = 724031607457 511 -* Version: 0x006e=110=1.1.0 503 +**where:** 512 512 513 -* BAT: 0x0ccd = 3277 mV = 3.277V 514 -* Signal: 0x1b = 27 515 -* Model: 0x01 = 1 516 -* 0x00dc000ccc= reserve, ignore in N95S31B 517 -* Temperature by SHT31: 0x00e1 = 225 = 22.5 °C 518 -* Humidity by SHT31: 0x0186 = 390 = 39.0 %rh 505 +* (% style="color:#037691" %)**Device ID:** (%%) 0x724031607457 = 724031607457 519 519 507 +* (% style="color:#037691" %)**Version: **(%%) 0x006e=110=1.1.0 508 + 509 +* (% style="color:#037691" %)**BAT:** (%%) 0x0ccd = 3277 mV = 3.277V 510 + 511 +* (% style="color:#037691" %)**Signal:** (%%) 0x1b = 27 512 + 513 +* (% style="color:#037691" %)**Model:** (%%) 0x01 = 1 514 + 515 +* (% style="color:#037691" %)**0x00dc000ccc= reserve, ignore in N95S31B** 516 + 517 +* (% style="color:#037691" %)**Temperature by SHT31:** (%%) 0x00e1 = 225 = 22.5 °C 518 + 519 +* (% style="color:#037691" %)**Humidity by SHT31:** (%%) 0x0186 = 390 = 39.0 %rh 520 + 520 520 ((( 521 521 522 -))) 523 523 524 - (((525 - (%style="color:red" %)**NOTE:When the firmware version is v1.2 and later firmware:**524 + 525 + 526 526 ))) 527 527 528 +==== 2.3.1.2 Since Firmware v1.2 ==== 529 + 530 + 528 528 In this mode, uplink payload includes 91 bytes in total by default. 529 529 530 530 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. 531 531 532 -|**Size(bytes)**|**8**|2|2|1|1|2|1|2|2|2|4|2|2|4 533 -|**Value**|Device ID|Ver|BAT|Signal Strength|MOD|TemDS18B20|Interrupt|ADC|SHTTEM|SHTHUM|Time stamp |SHTTEM|SHTHUM|Time stamp ..... 534 534 536 +(% border="1" style="background-color:#ffffcc; color:green; width:520px" %) 537 +|=(% 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** 538 +|=(% 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 ..... 539 + 535 535 If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the N95S31B uplink data. 536 536 542 + 537 537 [[image:image-20220908154949-1.png]] 538 538 545 + 539 539 The payload is ASCII string, representative same HEX: 540 540 541 -0x(% style="color:red" %)f868411056758782(% style="color:blue" %)000c(% style="color:green" %)0d0f(% style="color: red" %)0c(% style="color:blue" %)01(% style="color:green" %)0000(% style="color:red" %)00**//0030//**(% style="color:blue" %)**//0114//**(% style="color:red" %)**//0231//**(% style="color:green" %)**//63199d3c//**0113023163199d12//**0113023163199c5e**//0112023763199baa//**0112023263199af6**//0111023b631999a7//**0112023b631998f3**//011202426319983f//**01110242631996eb**//(%%) where:548 +**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__ ** 542 542 543 -* (% style="color:red" %) Device ID: f868411056758782 = f868411056758782 544 -* (% style="color:blue" %) Version: 0x000c=120=1.2 545 -* (% style="color:green" %) BAT: 0x0d0f = 3343 mV = 3.343V 546 -* (% style="color:red" %) Singal: 0x0c = 12 547 -* (% style="color:blue" %) Mod: 0x01 = 1 548 -* TemDS18B20: 0x0000= 0 = 0 549 -* (% style="color:green" %)Interrupt: 0x00= 0 550 -* (% style="color:green" %)adc: 0x0030= 48 551 -* SHTTEM: 0x0114= 276 = 27.6 552 -* SHTHUM:0x0231 =561=56.1% 553 -* (% style="color:red" %) Time stamp : 0x6315537b =1662342011 ([[Unix Epoch Time>>url:http://www.epochconverter.com/]]) 554 -* (% style="color:red" %)SHTTEM,SHTHUM,Time stamp : 0113023163199d12 555 -* 8 sets of recorded data: SHTTEM,SHTHUM,Time stamp : //**0113023163199c5e**//,....... 550 +**__0112023b631998f3__// //__011202426319983f__ __01110242631996eb__** 556 556 552 +**where:** 553 + 554 +* (% style="color:#037691" %)**Device ID:**(%%) f868411056758782 = f868411056758782 555 + 556 +* (% style="color:#037691" %)**Version:** (%%)0x000c=120=1.2 557 + 558 +* (% style="color:#037691" %)**BAT:** (%%)0x0d0f = 3343 mV = 3.343V 559 + 560 +* (% style="color:#037691" %)**Singal:**(%%) 0x0c = 12 561 + 562 +* (% style="color:#037691" %)**Mod:**(%%) 0x01 = 1 563 + 564 +* (% style="color:#037691" %)**TemDS18B20:**(%%) 0x0000= 0 = 0 565 + 566 +* (% style="color:#037691" %)**Interrupt:** (%%)0x00= 0 567 + 568 +* (% style="color:#037691" %)**adc:**(%%) 0x0030= 48 569 + 570 +* (% style="color:#037691" %)**SHTTEM:**(%%) 0x0114= 276 = 27.6 571 + 572 +* (% style="color:#037691" %)**SHTHUM:**(%%) 0x0231 =561=56.1% 573 + 574 +* (% style="color:#037691" %)**Time stamp : **(%%)0x63199d3c =1662342011 ([[Unix Epoch Time>>url:http://www.epochconverter.com/]]) 575 + 576 +* (% style="color:#037691" %)**SHTTEM,SHTHUM,Time stamp :**(%%) 0113023163199d12 577 + 578 +* (% style="color:#037691" %)**8 sets of recorded data:**(%%)** **SHTTEM,SHTHUM,Time stamp : 0113023163199c5e, ....... 579 + 580 + 581 + 557 557 === 2.3.2 Device ID === 558 558 559 559 ... ... @@ -563,10 +563,12 @@ 563 563 564 564 ((( 565 565 User can use (% style="color:blue" %)**AT+DEUI**(%%) to set Device ID 591 + 592 + 566 566 ))) 567 567 568 568 ((( 569 -**Example:** 596 +(% style="color:blue" %)**Example:** 570 570 ))) 571 571 572 572 ((( ... ... @@ -574,20 +574,21 @@ 574 574 ))) 575 575 576 576 ((( 577 -The Device ID is stored in a none-erase area, Upgrade the firmware or run **AT+FDR** won't erase Device ID. 604 +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. 578 578 579 579 580 580 ))) 581 581 582 -(% style="color:red" %)**NOTE:When the firmware version is v1.2 and later firmware:** 609 +(% style="color:red" %)**NOTE: When the firmware version is v1.2 and later firmware:** 583 583 584 584 585 585 By default, the Device ID equal to the last 15 bits of IMEI. 586 586 587 -User can use **AT+DEUI** to set Device ID 614 +User can use ** (% style="color:blue" %)AT+DEUI(%%)** to set Device ID 588 588 589 -**Example:** 590 590 617 +(% style="color:blue" %)**Example:** 618 + 591 591 AT+DEUI=868411056754138 592 592 593 593 ... ... @@ -618,7 +618,6 @@ 618 618 619 619 ))) 620 620 621 - 622 622 === 2.3.4 Battery Info === 623 623 624 624 ... ... @@ -631,7 +631,6 @@ 631 631 ))) 632 632 633 633 634 - 635 635 === 2.3.5 Signal Strength === 636 636 637 637 ... ... @@ -664,7 +664,6 @@ 664 664 ))) 665 665 666 666 667 - 668 668 === 2.3.6 Temperature & Humidity === 669 669 670 670 ... ... @@ -683,7 +683,6 @@ 683 683 Humidity: Read:0295(H)=661(D) Value: 661 / 10=66.1, So 66.1% 684 684 685 685 686 - 687 687 == 2.4 Downlink Payload == 688 688 689 689 ... ... @@ -736,12 +736,15 @@ 736 736 ))) 737 737 738 738 739 -== 2.5 Humidity and Temperature alarm function == 763 +== 2.5 Humidity and Temperature alarm function == 740 740 741 -➢ AT Command: 742 742 743 -AT +SHHUM=min,max766 +**~ (% style="color:blue" %)➢ AT Command:(%%)** 744 744 768 + 769 +(% style="color:#037691" %)**AT+ SHHUM=min,max** 770 + 771 + 745 745 ² When min=0, and max≠0, Alarm higher than max 746 746 747 747 ² When min≠0, and max=0, Alarm lower than min ... ... @@ -748,12 +748,13 @@ 748 748 749 749 ² When min≠0 and max≠0, Alarm higher than max or lower than min 750 750 751 -Example: 752 752 779 + (% style="color:blue" %)**Example:** 780 + 753 753 AT+ SHHUM=50,80 ~/~/ Alarm when humidity lower than 50. 754 754 755 755 756 -AT+ SHTEMP=min,max 784 +(% style="color:#037691" %)**AT+ SHTEMP=min,max** 757 757 758 758 ² When min=0, and max≠0, Alarm higher than max 759 759 ... ... @@ -761,31 +761,38 @@ 761 761 762 762 ² When min≠0 and max≠0, Alarm higher than max or lower than min 763 763 764 -Example: 765 765 793 +**~ (% style="color:blue" %)Example:(%%)** 794 + 766 766 AT+ SHTEMP=20,30 ~/~/ Alarm when temperature lower than 20. 767 767 797 + 768 768 == 2.6 Set the number of data to be uploaded and the recording time == 769 769 770 -➢ AT Command: 771 771 772 - AT+TR=900~/~/Theunitisseconds, andthe default is to record dataonce every 900 seconds.(Theminimum canbe set to 180 seconds)801 +**~ (% style="color:blue" %)➢ AT Command:(%%)** 773 773 774 -AT+NOUD=8 ~/~/The device uploads 8 sets of recorded data by default. Up to 32 sets of record data can be uploaded. 803 +* (% 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) 804 +* (% 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. 775 775 806 + The diagram below explains the relationship between TR, NOUD, and TDC more clearly**:** 807 + 808 +[[image:image-20221009001045-1.png||height="726" width="1009"]] 809 + 810 + 776 776 == 2.7 Read or Clear cached data == 777 777 778 -➢ AT Command: 779 779 780 - AT+CDP~/~/Readcacheddata814 +**~ (% style="color:blue" %)➢ AT Command:(%%)** 781 781 816 +* (% style="color:#037691" %)**AT+CDP** (%%) ~/~/ Read cached data 817 +* (% style="color:#037691" %)**AT+CDP=0** (%%) ~/~/ Clear cached data 818 + 782 782 [[image:image-20220908163102-2.png]] 783 783 784 -AT+CDP=0 ~/~/ Clear cached data 785 785 786 786 == 2.8 Battery Analysis == 787 787 788 - 789 789 === 2.8.1 Battery Type === 790 790 791 791 ... ... @@ -810,7 +810,6 @@ 810 810 ))) 811 811 812 812 813 - 814 814 === 2.8.2 Power consumption Analyze === 815 815 816 816 ... ... @@ -822,7 +822,6 @@ 822 822 823 823 ))) 824 824 825 - 826 826 === 2.8.3 Battery Note === 827 827 828 828 ... ... @@ -831,7 +831,6 @@ 831 831 ))) 832 832 833 833 834 - 835 835 === 2.8.4 Replace the battery === 836 836 837 837 ... ... @@ -845,7 +845,6 @@ 845 845 ))) 846 846 847 847 848 - 849 849 = 3. Access NB-IoT Module = 850 850 851 851 ... ... @@ -862,10 +862,8 @@ 862 862 [[image:1657333200519-600.png]] 863 863 864 864 865 - 866 866 = 4. Using the AT Commands = 867 867 868 - 869 869 == 4.1 Access AT Commands == 870 870 871 871 ... ... @@ -959,10 +959,8 @@ 959 959 AT+PWORD : Serial Access Password 960 960 961 961 962 - 963 963 = 5. FAQ = 964 964 965 - 966 966 == 5.1 How to Upgrade Firmware == 967 967 968 968 ... ... @@ -983,10 +983,8 @@ 983 983 ))) 984 984 985 985 986 - 987 987 = 6. Trouble Shooting = 988 988 989 - 990 990 == 6.1 Connection problem when uploading firmware == 991 991 992 992 ... ... @@ -999,7 +999,6 @@ 999 999 1000 1000 ))) 1001 1001 1002 - 1003 1003 == 6.2 AT Command input doesn't work == 1004 1004 1005 1005 ... ... @@ -1009,7 +1009,6 @@ 1009 1009 1010 1010 ))) 1011 1011 1012 - 1013 1013 = 7. Order Info = 1014 1014 1015 1015 ... ... @@ -1016,11 +1016,6 @@ 1016 1016 Part Number**:** (% style="color:#4f81bd" %)**N95S31B-YY** 1017 1017 1018 1018 1019 -(% class="wikigeneratedid" %) 1020 -((( 1021 - 1022 -))) 1023 - 1024 1024 = 8. Packing Info = 1025 1025 1026 1026 ((( ... ... @@ -1046,7 +1046,6 @@ 1046 1046 ((( 1047 1047 1048 1048 1049 - 1050 1050 1051 1051 ))) 1052 1052 ... ... @@ -1056,4 +1056,7 @@ 1056 1056 * 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. 1057 1057 * 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]] 1058 1058 1076 + 1077 + 1078 + 1059 1059
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