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. Xiaoling1 +XWiki.David - Content
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... ... @@ -17,6 +17,7 @@ 17 17 18 18 = 1. Introduction = 19 19 20 + 20 20 == 1.1 What is N95S31B NB-IoT Sensor Node == 21 21 22 22 ((( ... ... @@ -67,7 +67,6 @@ 67 67 * Micro SIM card slot for NB-IoT SIM 68 68 * 8500mAh Battery for long term use 69 69 70 - 71 71 == 1.3 Specification == 72 72 73 73 ... ... @@ -93,7 +93,6 @@ 93 93 * Max continuously current: 130mA 94 94 * Max boost current: 2A, 1 second 95 95 96 - 97 97 == 1.4 Applications == 98 98 99 99 ... ... @@ -108,6 +108,7 @@ 108 108 109 109 110 110 110 + 111 111 == 1.5 Pin Definitions & Switch == 112 112 113 113 ... ... @@ -117,6 +117,7 @@ 117 117 [[image:image-20220709144723-1.png]] 118 118 119 119 120 + 120 120 === 1.5.1 Jumper JP2 === 121 121 122 122 ... ... @@ -123,18 +123,20 @@ 123 123 Power on Device when put this jumper. 124 124 125 125 127 + 126 126 === 1.5.2 BOOT MODE / SW1 === 127 127 128 128 129 129 ((( 130 - **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. 131 131 ))) 132 132 133 133 ((( 134 - **2) Flash:**work mode, device starts to work and send out console output for further debug136 +2) Flash: work mode, device starts to work and send out console output for further debug 135 135 ))) 136 136 137 137 140 + 138 138 === 1.5.3 Reset Button === 139 139 140 140 ... ... @@ -141,18 +141,18 @@ 141 141 Press to reboot the device. 142 142 143 143 147 + 144 144 === 1.5.4 LED === 145 145 146 146 147 147 It will flash: 148 148 149 -1. When boot the device in flash mode 153 +1. When boot the device in flash mode 154 +1. Send an uplink packet 150 150 151 -2. Send an uplink packet 152 - 153 - 154 154 = 2. Use N95S31B to communicate with IoT Server = 155 155 158 + 156 156 == 2.1 How it works == 157 157 158 158 ... ... @@ -178,6 +178,7 @@ 178 178 179 179 == 2.2 Configure the N95S31B == 180 180 184 + 181 181 === 2.2.1 Power On N95S31B === 182 182 183 183 ... ... @@ -184,9 +184,10 @@ 184 184 [[image:image-20220709150546-2.png]] 185 185 186 186 187 -=== 2.2.2 Test Requirement === 188 188 192 +=== 2.2.1 Test Requirement === 189 189 194 + 190 190 ((( 191 191 To use N95S31B in your city, make sure meet below requirements: 192 192 ))) ... ... @@ -233,6 +233,7 @@ 233 233 [[image:1657350625843-586.png]] 234 234 235 235 241 + 236 236 === 2.2.3 Insert SIM card === 237 237 238 238 ... ... @@ -248,6 +248,7 @@ 248 248 [[image:1657351240556-536.png]] 249 249 250 250 257 + 251 251 === 2.2.4 Connect USB – TTL to N95S31B to configure it === 252 252 253 253 ... ... @@ -262,13 +262,13 @@ 262 262 [[image:1657351312545-300.png]] 263 263 264 264 265 - (% style="color:blue" %)**Connection:**272 +**Connection:** 266 266 267 - (% style="background-color:yellow" %) **USB TTL GND <~-~-~-~-> GND**274 + (% style="background-color:yellow" %)USB TTL GND <~-~-~-~-> GND 268 268 269 - **~(% style="background-color:yellow" %)USB TTL TXD <~-~-~-~-> UART_RXD(%%)**276 + (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~-> UART_RXD 270 270 271 - **~(% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD(%%)**278 + (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD 272 272 273 273 274 274 In the PC, use below serial tool settings: ... ... @@ -291,6 +291,7 @@ 291 291 ))) 292 292 293 293 301 + 294 294 === 2.2.5 Use CoAP protocol to uplink data === 295 295 296 296 ... ... @@ -305,10 +305,10 @@ 305 305 (% style="color:blue" %)**AT+PRO=1** (%%) ~/~/ Set to use CoAP protocol to uplink 306 306 ))) 307 307 * ((( 308 -(% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683 ** 316 +(% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683 ** (%%)~/~/ to set CoAP server address and port 309 309 ))) 310 310 * ((( 311 -(% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/ 319 +(% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/Set COAP resource path 312 312 ))) 313 313 314 314 ((( ... ... @@ -327,6 +327,7 @@ 327 327 [[image:1657352185396-303.png]] 328 328 329 329 338 + 330 330 === 2.2.6 Use UDP protocol to uplink data(Default protocol) === 331 331 332 332 ... ... @@ -340,18 +340,19 @@ 340 340 [[image:1657352403317-397.png]] 341 341 342 342 352 + 343 343 === 2.2.7 Use MQTT protocol to uplink data === 344 344 345 345 346 346 N95S31B supports only plain MQTT now it doesn't support TLS and other related encryption. 347 347 348 -* (% style="color:blue" %)**AT+PRO=3 ** (%%) ~/~/ 349 -* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883 ** (%%) ~/~/ 350 -* (% style="color:blue" %)**AT+CLIENT=CLIENT ** (%%)~/~/ 351 -* (% style="color:blue" %)**AT+UNAME=UNAME **(%%)~/~/ 352 -* (% style="color:blue" %)**AT+PWD=PWD **(%%)~/~/ 353 -* (% style="color:blue" %)**AT+PUBTOPIC=f9527 **(%%)~/~/ 354 -* (% style="color:blue" %)**AT+SUBTOPIC=Ns9527 **(%%) ~/~/ 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 355 355 356 356 [[image:1657352634421-276.png]] 357 357 ... ... @@ -369,6 +369,7 @@ 369 369 ))) 370 370 371 371 382 + 372 372 === 2.2.8 Use TCP protocol to uplink data === 373 373 374 374 ... ... @@ -383,6 +383,7 @@ 383 383 [[image:1657352914475-252.png]] 384 384 385 385 397 + 386 386 === 2.2.9 Change Update Interval === 387 387 388 388 ... ... @@ -394,13 +394,9 @@ 394 394 395 395 ))) 396 396 397 -((( 398 -(% style="color:red" %)**NOTE: Since firmware version is v1.2:** 399 -))) 409 +(% style="color:red" %)**NOTE:When the firmware version is v1.2 and later firmware:** 400 400 401 -((( 402 -(% 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).** 403 -))) 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).** 404 404 405 405 406 406 == 2.3 Uplink Payload == ... ... @@ -407,7 +407,7 @@ 407 407 408 408 409 409 ((( 410 -N95S31B has different working mode sfor the connections of different typesof sensors. This section describes these modes. User can use the AT Command (% style="color:blue" %)**AT+MOD**(%%) to set NBSN95 to different working modes.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. 411 411 ))) 412 412 413 413 ... ... @@ -445,20 +445,21 @@ 445 445 **By default, the device will send an uplink message every 1 hour.** 446 446 447 447 456 + 448 448 449 449 ))) 450 450 451 451 === 2.3.1 Payload Analyze === 452 452 453 -==== 2.3.1.1 Before Firmware v1.2 ==== 454 454 455 - 456 456 N95S31B uplink payload includes in total 21 bytes 457 457 458 458 459 -(% border="1" style="background-color:#ffffcc; color:green; width:520px" %) 460 -|=(% 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** 461 -|(% 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" %)((( 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" %)((( 462 462 ((( 463 463 Reserve/ Same as NBSN95 CFGMOD=1 464 464 ))) ... ... @@ -466,7 +466,7 @@ 466 466 ((( 467 467 No function here. 468 468 ))) 469 -)))|(% style="width: 102px" %)(((478 +)))|(% style="width:77px" %)((( 470 470 ((( 471 471 [[Temperature >>||anchor="H2.3.6A0Temperature26Humidity"]] 472 472 ))) ... ... @@ -474,7 +474,7 @@ 474 474 ((( 475 475 By SHT31 476 476 ))) 477 -)))|(% style="width:8 1px" %)(((486 +)))|(% style="width:80px" %)((( 478 478 ((( 479 479 [[Humidity>>||anchor="H2.3.6A0Temperature26Humidity"]] 480 480 ))) ... ... @@ -496,86 +496,55 @@ 496 496 [[image:1657354294009-643.png]] 497 497 498 498 499 -The payload is ASCII string, representative same HEX: (% style="background-color:yellow" %)**0x724031607457**508 +The payload is ASCII string, representative same HEX: 0x724031607457006e0ccd1b0100dc000ccc00e10186 where: 500 500 501 -**where:** 510 +* Device ID: 0x724031607457 = 724031607457 511 +* Version: 0x006e=110=1.1.0 502 502 503 -* (% style="color:#037691" %)**Device ID:** (%%) 0x724031607457 = 724031607457 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 504 504 505 -* (% style="color:#037691" %)**Version: **(%%) 0x006e=110=1.1.0 506 - 507 -* (% style="color:#037691" %)**BAT:** (%%) 0x0ccd = 3277 mV = 3.277V 508 - 509 -* (% style="color:#037691" %)**Signal:** (%%) 0x1b = 27 510 - 511 -* (% style="color:#037691" %)**Model:** (%%) 0x01 = 1 512 - 513 -* (% style="color:#037691" %)**0x00dc000ccc= reserve, ignore in N95S31B** 514 - 515 -* (% style="color:#037691" %)**Temperature by SHT31:** (%%) 0x00e1 = 225 = 22.5 °C 516 - 517 -* (% style="color:#037691" %)**Humidity by SHT31:** (%%) 0x0186 = 390 = 39.0 %rh 518 - 519 519 ((( 520 520 522 +))) 521 521 522 - 523 - 524 +((( 525 +(% style="color:red" %)**NOTE:When the firmware version is v1.2 and later firmware:** 524 524 ))) 525 525 526 -==== 2.3.1.2 Since Firmware v1.2 ==== 527 - 528 - 529 529 In this mode, uplink payload includes 91 bytes in total by default. 530 530 531 531 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. 532 532 532 +|**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 ..... 533 533 534 -(% border="1" style="background-color:#ffffcc; color:green; width:520px" %) 535 -|=(% 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** 536 -|=(% 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 ..... 535 +If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NSE01 uplink data. 537 537 538 -If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the N95S31B uplink data. 539 - 540 - 541 541 [[image:image-20220908154949-1.png]] 542 542 543 - 544 544 The payload is ASCII string, representative same HEX: 545 545 546 - **0x__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__**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: 547 547 548 -**__0112023b631998f3__// //__011202426319983f__ __01110242631996eb__** 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(% style="color:red" %),SHTHUM,Time stamp : //**0113023163199c5e**//,....... 549 549 550 -**where:** 551 - 552 -* (% style="color:#037691" %)**Device ID:**(%%) f868411056758782 = f868411056758782 553 - 554 -* (% style="color:#037691" %)**Version:** (%%)0x000c=120=1.2 555 - 556 -* (% style="color:#037691" %)**BAT:** (%%)0x0d0f = 3343 mV = 3.343V 557 - 558 -* (% style="color:#037691" %)**Singal:**(%%) 0x0c = 12 559 - 560 -* (% style="color:#037691" %)**Mod:**(%%) 0x01 = 1 561 - 562 -* (% style="color:#037691" %)**TemDS18B20:**(%%) 0x0000= 0 = 0 563 - 564 -* (% style="color:#037691" %)**Interrupt:** (%%)0x00= 0 565 - 566 -* (% style="color:#037691" %)**adc:**(%%) 0x0030= 48 567 - 568 -* (% style="color:#037691" %)**SHTTEM:**(%%) 0x0114= 276 = 27.6 569 - 570 -* (% style="color:#037691" %)**SHTHUM:**(%%) 0x0231 =561=56.1% 571 - 572 -* (% style="color:#037691" %)**Time stamp : **(%%)0x63199d3c =1662342011 ([[Unix Epoch Time>>url:http://www.epochconverter.com/]]) 573 - 574 -* (% style="color:#037691" %)**SHTTEM,SHTHUM,Time stamp :**(%%) 0113023163199d12 575 - 576 -* (% style="color:#037691" %)**8 sets of recorded data:**(%%)** **SHTTEM,SHTHUM,Time stamp : 0113023163199c5e, ....... 577 - 578 - 579 579 === 2.3.2 Device ID === 580 580 581 581 ... ... @@ -585,12 +585,10 @@ 585 585 586 586 ((( 587 587 User can use (% style="color:blue" %)**AT+DEUI**(%%) to set Device ID 588 - 589 - 590 590 ))) 591 591 592 592 ((( 593 - (% style="color:blue" %)**Example:**569 +**Example:** 594 594 ))) 595 595 596 596 ((( ... ... @@ -598,21 +598,20 @@ 598 598 ))) 599 599 600 600 ((( 601 -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.577 +The Device ID is stored in a none-erase area, Upgrade the firmware or run **AT+FDR** won't erase Device ID. 602 602 603 603 604 604 ))) 605 605 606 -(% style="color:red" %)**NOTE: 582 +(% style="color:red" %)**NOTE:When the firmware version is v1.2 and later firmware:** 607 607 608 608 609 609 By default, the Device ID equal to the last 15 bits of IMEI. 610 610 611 -User can use ** (% style="color:blue" %)AT+DEUI(%%)** to set Device ID587 +User can use **AT+DEUI** to set Device ID 612 612 589 +**Example:** 613 613 614 -(% style="color:blue" %)**Example:** 615 - 616 616 AT+DEUI=868411056754138 617 617 618 618 ... ... @@ -643,6 +643,7 @@ 643 643 644 644 ))) 645 645 621 + 646 646 === 2.3.4 Battery Info === 647 647 648 648 ... ... @@ -655,6 +655,7 @@ 655 655 ))) 656 656 657 657 634 + 658 658 === 2.3.5 Signal Strength === 659 659 660 660 ... ... @@ -687,6 +687,7 @@ 687 687 ))) 688 688 689 689 667 + 690 690 === 2.3.6 Temperature & Humidity === 691 691 692 692 ... ... @@ -705,6 +705,7 @@ 705 705 Humidity: Read:0295(H)=661(D) Value: 661 / 10=66.1, So 66.1% 706 706 707 707 686 + 708 708 == 2.4 Downlink Payload == 709 709 710 710 ... ... @@ -757,15 +757,12 @@ 757 757 ))) 758 758 759 759 760 -== 2.5 739 +== 2.5 Humidity and Temperature alarm function == 761 761 741 +➢ AT Command: 762 762 763 - **~ (% style="color:blue" %)➢ATCommand:(%%)**743 +AT+ SHHUM=min,max 764 764 765 - 766 -(% style="color:#037691" %)**AT+ SHHUM=min,max** 767 - 768 - 769 769 ² When min=0, and max≠0, Alarm higher than max 770 770 771 771 ² When min≠0, and max=0, Alarm lower than min ... ... @@ -772,13 +772,12 @@ 772 772 773 773 ² When min≠0 and max≠0, Alarm higher than max or lower than min 774 774 751 +Example: 775 775 776 - (% style="color:blue" %)**Example:** 777 - 778 778 AT+ SHHUM=50,80 ~/~/ Alarm when humidity lower than 50. 779 779 780 780 781 - (% style="color:#037691" %)**AT+ SHTEMP=min,max**756 +AT+ SHTEMP=min,max 782 782 783 783 ² When min=0, and max≠0, Alarm higher than max 784 784 ... ... @@ -786,46 +786,91 @@ 786 786 787 787 ² When min≠0 and max≠0, Alarm higher than max or lower than min 788 788 764 +Example: 789 789 790 -**~ (% style="color:blue" %)Example:(%%)** 791 - 792 792 AT+ SHTEMP=20,30 ~/~/ Alarm when temperature lower than 20. 793 793 794 - 795 795 == 2.6 Set the number of data to be uploaded and the recording time == 796 796 770 +➢ AT Command: 797 797 798 - **~(%style="color:blue"%)➢ATCommand:(%%)**772 +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) 799 799 800 -* (% 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) 801 -* (% 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. 774 +AT+NOUD=8 ~/~/The device uploads 8 sets of recorded data by default. Up to 32 sets of record data can be uploaded. 802 802 803 - Thediagrambelowexplainstherelationship between TR, NOUD,andTDC more clearly**:**776 +== 2.7 Read or Clear cached data == 804 804 805 - [[image:image-20221009001045-1.png||height="726" width="1009"]]778 +➢ AT Command: 806 806 780 +AT+CDP ~/~/ Read cached data 807 807 808 - == 2.7 Read or Clear cached data ==782 +[[image:image-20220908163102-2.png]] 809 809 784 +AT+CDP=0 ~/~/ Clear cached data 810 810 811 - **~(%style="color:blue"%)➢AT Command:(%%)**786 +== 2.8 Battery Analysis == 812 812 813 -* (% style="color:#037691" %)**AT+CDP** (%%) ~/~/ Read cached data 814 -* (% style="color:#037691" %)**AT+CDP=0** (%%) ~/~/ Clear cached data 815 815 816 - [[image:image-20220908163102-2.png]]789 +=== 2.8.1 Battery Type === 817 817 818 818 819 -= 2.8 Battery & Power Consumption = 792 +((( 793 +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. 794 +))) 820 820 796 +((( 797 +The battery is designed to last for several years depends on the actually use environment and update interval. 798 +))) 821 821 822 -N95S31B uses ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace. 800 +((( 801 +The battery related documents as below: 802 +))) 823 823 824 -[[**Battery Info & Power Consumption Analyze**>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20calculate%20the%20battery%20life%20of%20Dragino%20sensors%3F/]] . 804 +* [[Battery Dimension>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]] 805 +* [[Lithium-Thionyl Chloride Battery datasheet>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]] 806 +* [[Lithium-ion Battery-Capacitor datasheet>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]] 825 825 808 +((( 809 +[[image:image-20220709101450-2.png]] 810 +))) 826 826 812 + 813 + 814 +=== 2.8.2 Power consumption Analyze === 815 + 816 + 817 +((( 818 +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. 819 +))) 820 + 821 +((( 827 827 823 +))) 828 828 825 + 826 +=== 2.8.3 Battery Note === 827 + 828 + 829 +((( 830 +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. 831 +))) 832 + 833 + 834 + 835 +=== 2.8.4 Replace the battery === 836 + 837 + 838 +((( 839 +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. 840 +))) 841 + 842 + 843 +((( 844 +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). 845 +))) 846 + 847 + 848 + 829 829 = 3. Access NB-IoT Module = 830 830 831 831 ... ... @@ -842,8 +842,10 @@ 842 842 [[image:1657333200519-600.png]] 843 843 844 844 865 + 845 845 = 4. Using the AT Commands = 846 846 868 + 847 847 == 4.1 Access AT Commands == 848 848 849 849 ... ... @@ -937,8 +937,10 @@ 937 937 AT+PWORD : Serial Access Password 938 938 939 939 962 + 940 940 = 5. FAQ = 941 941 965 + 942 942 == 5.1 How to Upgrade Firmware == 943 943 944 944 ... ... @@ -959,8 +959,10 @@ 959 959 ))) 960 960 961 961 986 + 962 962 = 6. Trouble Shooting = 963 963 989 + 964 964 == 6.1 Connection problem when uploading firmware == 965 965 966 966 ... ... @@ -973,6 +973,7 @@ 973 973 974 974 ))) 975 975 1002 + 976 976 == 6.2 AT Command input doesn't work == 977 977 978 978 ... ... @@ -982,6 +982,7 @@ 982 982 983 983 ))) 984 984 1012 + 985 985 = 7. Order Info = 986 986 987 987 ... ... @@ -988,6 +988,11 @@ 988 988 Part Number**:** (% style="color:#4f81bd" %)**N95S31B-YY** 989 989 990 990 1019 +(% class="wikigeneratedid" %) 1020 +((( 1021 + 1022 +))) 1023 + 991 991 = 8. Packing Info = 992 992 993 993 ((( ... ... @@ -1013,6 +1013,7 @@ 1013 1013 ((( 1014 1014 1015 1015 1049 + 1016 1016 1017 1017 ))) 1018 1018 ... ... @@ -1022,6 +1022,4 @@ 1022 1022 * 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. 1023 1023 * 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]] 1024 1024 1025 - 1026 - 1027 1027
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