Changes for page NLMS01-NB-IoT Leaf Moisture Sensor User Manual
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... ... @@ -1,0 +1,716 @@ 1 +(% style="text-align:center" %) 2 +[[image:image-20220907171221-1.jpeg]] 3 + 4 + 5 + 6 +{{toc/}} 7 + 8 + 9 + 10 += 1. Introduction = 11 + 12 +== 1.1 What is NLMS01 Leaf Moisture Sensor == 13 + 14 + 15 +((( 16 +The Dragino NLMS01 is a (% style="color:blue" %)**NB-IOT Leaf Moisture Sensor**(%%) for IoT of Agriculture. It is designed to measure the leaf moisture and temperature, so to send to the platform to analyze the leaf status such as : watering, moisturizing, dew, frozen. The probe is IP67 waterproof. 17 + 18 +NLMS01 detects leaf's(% style="color:blue" %)** moisture and temperature use FDR method**(%%), it senses the dielectric constant cause by liquid over the leaf surface, and cover the value to leaf moisture. The probe is design in a leaf shape to best simulate the real leaf characterizes. The probe has as density as 15 leaf vein lines per centimeter which make it can senses small drop and more accuracy. 19 + 20 +NarrowBand-Internet of Things (NB-IoT) is a standards-based low power wide area (LPWA) technology developed to enable a wide range of new IoT devices and services. NB-IoT significantly improves the power consumption of user devices, system capacity and spectrum efficiency, especially in deep coverage. 21 + 22 +NLMS01 supports different uplink methods include (% style="color:blue" %)**TCP,MQTT,UDP and CoAP **(%%)for different application requirement. 23 + 24 +NLMS01 is powered by (% style="color:blue" %)**8500mAh Li-SOCI2 battery**(%%), It is designed for long term use up to 5 years. (Actually Battery life depends on the use environment, update period & uplink method). 25 + 26 +To use NLMS01, user needs to check if there is NB-IoT coverage in local area and with the bands NLMS01 supports. If the local operate support it, user needs to get a (% style="color:blue" %)**NB-IoT SIM card**(%%) from local operator and install NLMS01 to get NB-IoT network connection. 27 +))) 28 + 29 + 30 +[[image:image-20220907171221-2.png]] 31 + 32 + 33 + [[image:image-20220907171221-3.png]] 34 + 35 + 36 +== 1.2 Features == 37 + 38 + 39 +* NB-IoT Bands: B1/B3/B8/B5/B20/B28 @H-FDD 40 +* Monitor Leaf moisture 41 +* Monitor Leaf temperature 42 +* Moisture and Temperature alarm function 43 +* Monitor Battery Level 44 +* Uplink on periodically 45 +* Downlink to change configure 46 +* IP66 Waterproof Enclosure 47 +* IP67 rate for the Sensor Probe 48 +* Ultra-Low Power consumption 49 +* AT Commands to change parameters 50 +* Micro SIM card slot for NB-IoT SIM 51 +* 8500mAh Battery for long term use 52 + 53 +((( 54 + 55 + 56 + 57 +))) 58 + 59 +== 1.3 Specification == 60 + 61 + 62 +(% style="color:#037691" %)**Common DC Characteristics:** 63 + 64 +* Supply Voltage: 2.1v ~~ 3.6v 65 +* Operating Temperature: -40 ~~ 85°C 66 + 67 +(% style="color:#037691" %)**NB-IoT Spec:** 68 + 69 +* B1 @H-FDD: 2100MHz 70 +* B3 @H-FDD: 1800MHz 71 +* B8 @H-FDD: 900MHz 72 +* B5 @H-FDD: 850MHz 73 +* B20 @H-FDD: 800MHz 74 +* B28 @H-FDD: 700MHz 75 + 76 + 77 + 78 +== 1.4 Probe Specification == 79 + 80 + 81 +(% style="color:#037691" %)**Leaf Moisture: percentage of water drop over total leaf surface** 82 + 83 +* Range 0-100% 84 +* Resolution: 0.1% 85 +* Accuracy: ±3%(0-50%);±6%(>50%) 86 +* IP67 Protection 87 +* Length: 3.5 meters 88 + 89 +(% style="color:#037691" %)**Leaf Temperature:** 90 + 91 +* Range -50℃~80℃ 92 +* Resolution: 0.1℃ 93 +* Accuracy: <±0.5℃(-10℃~70℃),<±1.0℃ (others) 94 +* IP67 Protection 95 +* Length: 3.5 meters 96 + 97 + 98 + 99 +== 1.5 Applications == 100 + 101 + 102 +* Smart Agriculture 103 + 104 + 105 + 106 +== 1.6 Pin mapping and power on == 107 + 108 + 109 +[[image:image-20220907171221-4.png]] 110 + 111 +**~ ** 112 + 113 += 2. Use NLMS01 to communicate with IoT Server = 114 + 115 +== 2.1 How it works == 116 + 117 + 118 +The NLMS01 is equipped with a NB-IoT module, the pre-loaded firmware in NLMS01 will get environment data from sensors and send the value to local NB-IoT network via the NB-IoT module. The NB-IoT network will forward this value to IoT server via the protocol defined by NLMS01. 119 + 120 +The diagram below shows the working flow in default firmware of NLMS01: 121 + 122 + 123 +[[image:image-20220907171221-5.png]] 124 + 125 + 126 +== 2.2 Configure the NLMS01 == 127 + 128 +=== 2.2.1 Test Requirement === 129 + 130 + 131 +To use NLMS01 in your city, make sure meet below requirements: 132 + 133 +* Your local operator has already distributed a NB-IoT Network there. 134 +* The local NB-IoT network used the band that NLMS01 supports. 135 +* Your operator is able to distribute the data received in their NB-IoT network to your IoT server. 136 + 137 +Below figure shows our testing structure. Here we have NB-IoT network coverage by China Mobile, the band they use is B8. The NLMS01 will use(% style="color:#037691" %)** CoAP(120.24.4.116:5683) **(%%)or raw(% style="color:#037691" %)** UDP(120.24.4.116:5601)** or(%%) (% style="color:#037691" %)**MQTT(120.24.4.116:1883)**(%%)or (% style="color:#037691" %)**TCP(120.24.4.116:5600)**(%%)protocol to send data to the test server 138 + 139 + 140 +[[image:image-20220907171221-6.png]] 141 + 142 + 143 +=== 2.2.2 Insert SIM card === 144 + 145 + 146 +Insert the NB-IoT Card get from your provider. 147 + 148 +User need to take out the NB-IoT module and insert the SIM card like below: 149 + 150 + 151 +[[image:image-20220907171221-7.png]] 152 + 153 + 154 +=== 2.2.3 Connect USB – TTL to NLMS01 to configure it === 155 + 156 + 157 +User need to configure NLMS01 via serial port to set the (% style="color:#037691" %)**Server Address** / **Uplink Topic** (%%)to define where and how-to uplink packets. NLMS01 support AT Commands, user can use a USB to TTL adapter to connect to NLMS01 and use AT Commands to configure it, as below. 158 + 159 + 160 +(% style="color:blue" %)**Connection:** 161 + 162 +**~ (% style="background-color:yellow" %)USB TTL GND <~-~-~-~-> GND(%%)** 163 + 164 +**~ (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~-> UART_RXD(%%)** 165 + 166 +**~ (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD(%%)** 167 + 168 + 169 +In the PC, use below serial tool settings: 170 + 171 +* Baud: (% style="color:green" %)**9600** 172 +* Data bits:** (% style="color:green" %)8(%%)** 173 +* Stop bits: (% style="color:green" %)**1** 174 +* Parity: (% style="color:green" %)**None** 175 +* Flow Control: (% style="color:green" %)**None** 176 + 177 +Make sure the switch is in FLASH position, then power on device by connecting the jumper on NLMS01. NLMS01 will output system info once power on as below, we can enter the (% style="color:green" %)**password: 12345678**(%%) to access AT Command input. 178 + 179 +[[image:image-20220913090720-1.png]] 180 + 181 + 182 +(% style="color:red" %)**Note: the valid AT Commands can be found at: **(%%)[[**https:~~/~~/www.dropbox.com/sh/351dwor6joz8nwh/AADn1BQaAAxLF_QMyU8NkW47a?dl=0**>>url:https://www.dropbox.com/sh/351dwor6joz8nwh/AADn1BQaAAxLF_QMyU8NkW47a?dl=0]] 183 + 184 + 185 +=== 2.2.4 Use CoAP protocol to uplink data === 186 + 187 + 188 +(% 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/**>>url:http://wiki.dragino.com/xwiki/bin/view/Main/Set%20up%20CoAP%20Server/]] 189 + 190 + 191 +(% style="color:blue" %)**Use below commands:** 192 + 193 +* (% style="color:#037691" %)**AT+PRO=1** (%%) ~/~/ Set to use CoAP protocol to uplink 194 +* (% style="color:#037691" %)**AT+SERVADDR=120.24.4.116,5683 ** (%%) ~/~/ to set CoAP server address and port 195 +* (% style="color:#037691" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/ Set COAP resource path 196 + 197 +For parameter description, please refer to AT command set 198 + 199 +[[image:image-20220907171221-9.png]] 200 + 201 + 202 +After configure the server address and (% style="color:#037691" %)**reset the device**(%%) (via AT+ATZ ), NLMS01 will start to uplink sensor values to CoAP server. 203 + 204 +[[image:image-20220907171221-10.png]] 205 + 206 + 207 +=== 2.2.5 Use UDP protocol to uplink data(Default protocol) === 208 + 209 + 210 +This feature is supported since firmware version v1.0.1 211 + 212 +* (% style="color:#037691" %)**AT+PRO=2 ** (%%) ~/~/ Set to use UDP protocol to uplink 213 +* (% style="color:#037691" %)**AT+SERVADDR=120.24.4.116,5601 ** (%%) ~/~/ to set UDP server address and port 214 +* (% style="color:#037691" %)**AT+CFM=1 ** (%%) ~/~/ If the server does not respond, this command is unnecessary 215 + 216 + [[image:image-20220907171221-11.png]] 217 + 218 + 219 +[[image:image-20220907171221-12.png]] 220 + 221 + 222 + 223 +=== 2.2.6 Use MQTT protocol to uplink data === 224 + 225 + 226 +This feature is supported since firmware version v110 227 + 228 +* (% style="color:#037691" %)**AT+PRO=3 ** (%%) ~/~/ Set to use MQTT protocol to uplink 229 +* (% style="color:#037691" %)**AT+SERVADDR=120.24.4.116,1883 ** (%%) ~/~/ Set MQTT server address and port 230 +* (% style="color:#037691" %)**AT+CLIENT=CLIENT ** (%%) ~/~/ Set up the CLIENT of MQTT 231 +* (% style="color:#037691" %)**AT+UNAME=UNAME **(%%)** **~/~/ Set the username of MQTT 232 +* (% style="color:#037691" %)**AT+PWD=PWD **(%%)** **~/~/ Set the password of MQTT 233 +* (% style="color:#037691" %)**AT+PUBTOPIC=PUB ** (%%) ~/~/ Set the sending topic of MQTT 234 +* (% style="color:#037691" %)**AT+SUBTOPIC=SUB ** (%%) ~/~/ Set the subscription topic of MQTT 235 + 236 + [[image:image-20220907171221-13.png]] 237 + 238 + 239 + 240 +[[image:image-20220907171221-14.png]] 241 + 242 + 243 + 244 +MQTT protocol has a much higher power consumption compare vs UDP / CoAP protocol. Please check the power analyze document and adjust the uplink period to a suitable interval. 245 + 246 + 247 +=== 2.2.7 Use TCP protocol to uplink data === 248 + 249 + 250 +This feature is supported since firmware version v110 251 + 252 +* (% style="color:#037691" %)**AT+PRO=4 ** (%%) ~/~/ Set to use TCP protocol to uplink 253 +* (% style="color:#037691" %)**AT+SERVADDR=120.24.4.116,5600 ** (%%) ~/~/ to set TCP server address and port 254 + 255 + [[image:image-20220907171221-15.png]] 256 + 257 + 258 + 259 +[[image:image-20220907171221-16.png]] 260 + 261 + 262 + 263 + 264 +=== 2.2.8 Change Update Interval === 265 + 266 + 267 +User can use below command to change the **uplink interval**. 268 + 269 +* (% style="color:#037691" %)**AT+TDC=7200 ** (%%) ~/~/ Set Update Interval to 7200s (2 hour) 270 + 271 +(% style="color:red" %)**NOTE: By default, the device will send an uplink message every 2 hour. Each Uplink Include 8 set of records in this 2 hour (15 minute interval / record).** 272 + 273 + 274 +== 2.3 Uplink Payload == 275 + 276 + 277 +In this mode, uplink payload includes 87 bytes in total by default. 278 + 279 +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. 280 + 281 + 282 +(% border="1" style="background-color:#ffffcc; color:green; width:520px" %) 283 +|=(% scope="row" style="width: 50px;" %)**Size(bytes)**|(% style="width:40px" %)**8**|(% style="width:20px" %)**2**|(% style="width:20px" %)**2**|(% style="width:60px" %)**1**|(% style="width:20px" %)**1**|(% style="width:40px" %)**1**|(% style="width:40px" %)**2**|(% style="width:50px" %)**2**|(% style="width:50px" %)**4**|(% style="width:50px" %)**2**|(% style="width:40px" %)**2**|(% style="width:40px" %)**4** 284 +|=(% style="width: 96px;" %)**Value**|(% style="width:82px" %)Device ID|(% style="width:42px" %)Ver|(% style="width:48px" %)BAT|(% style="width:124px" %)Signal Strength|(% style="width:58px" %)MOD|(% style="width:82px" %)Interrupt|(% style="width:113px" %)Leaf moisture|(% style="width:134px" %)Leaf Temperature|(% style="width:100px" %)Time stamp|(% style="width:137px" %)Leaf Temperature|(% style="width:110px" %)Leaf moisture|(% style="width:122px" %)Time stamp ..... 285 + 286 +If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NLMS01 uplink data. 287 + 288 + 289 +[[image:image-20220907171221-17.png]] 290 + 291 + 292 +The payload is ASCII string, representative same HEX: 293 + 294 +**0x (% style="color:red" %)__f868411056754138__ (% style="color:blue" %)__0064 __ (% style="color:green" %)__0c78__ (% style="color:#00b0f0" %)__17__ (% style="color:#7030a0" %)__01__ (% style="color:#d60093" %)__00__ (% style="color:#a14d07" %)__0225 __ (% style="color:#0020b0" %) __010b__ (% style="color:#420042" %)__6315537b__ (% style="color:#663300" %)//__010b0226631550fb__ __010e022663154d77 01110225631549f1 011502246315466b 01190223631542e5 011d022163153f62 011e022163153bde 011e022163153859__//(%%)** 295 + 296 +where: 297 + 298 +* (% style="color:#037691" %)**Device ID:**(%%) 0xf868411056754138 = f868411056754138 299 + 300 +* (% style="color:#037691" %)**Version:**(%%) 0x0064=100=1.0.0 301 + 302 +* (% style="color:#037691" %)**BAT:** (%%)0x0c78 = 3192 mV = 3.192V 303 + 304 +* (% style="color:#037691" %)**Singal:**(%%) 0x17 = 23 305 + 306 +* (% style="color:#037691" %)**Mod:**(%%) 0x01 = 1 307 + 308 +* (% style="color:#037691" %)**Interrupt:**(%%) 0x00= 0 309 + 310 +* (% style="color:#037691" %)**Leaf moisture:**(%%) 0x0225= 549 = 54.9% 311 + 312 +* (% style="color:#037691" %)**Leaf Temperature: **(%%)0x010B =267=26.7 °C 313 + 314 +* (% style="color:#037691" %)**Time stamp :** (%%)0x6315537b =1662342011 ([[Unix Epoch Time>>https://www.epochconverter.com/]]) 315 + 316 +* (% style="color:#037691" %)**Leaf Temperature, Leaf moisture,Time stamp : **(%%)010b0226631550fb 317 + 318 +* (% style="color:#037691" %)**8 sets of recorded data: **(%%)Leaf Temperature, Leaf moisture,Time stamp : 010e022663154d77,....... 319 + 320 +== 2.4 Payload Explanation and Sensor Interface == 321 + 322 +=== 2.4.1 Device ID === 323 + 324 + 325 +By default, the Device ID equal to the last 15 bits of IMEI. 326 + 327 +User can use (% style="color:#037691" %)**AT+DEUI**(%%) to set Device ID 328 + 329 + 330 +(% style="color:blue" %)**Example**: 331 + 332 +AT+DEUI=868411056754138 333 + 334 +The Device ID is stored in a none-erase area, Upgrade the firmware or run AT+FDR won't erase Device ID. 335 + 336 + 337 +=== 2.4.2 Version Info === 338 + 339 + 340 +Specify the software version: 0x64=100, means firmware version 1.00. 341 + 342 +For example: 0x00 64 : this device is NLMS01 with firmware version 1.0.0. 343 + 344 + 345 +=== 2.4.3 Battery Info === 346 + 347 + 348 +Check the battery voltage for NLMS01. 349 + 350 +Ex1: 0x0B45 = 2885mV 351 + 352 +Ex2: 0x0B49 = 2889mV 353 + 354 + 355 +=== 2.4.4 Signal Strength === 356 + 357 + 358 +NB-IoT Network signal Strength. 359 + 360 + 361 +(% style="color:blue" %)**Ex1: 0x1d = 29** 362 + 363 +**0** -113dBm or less 364 + 365 +**1** -111dBm 366 + 367 +**2...30** -109dBm... -53dBm 368 + 369 +**31** -51dBm or greater 370 + 371 +**99** Not known or not detectable 372 + 373 + 374 +=== 2.4.5 Leaf moisture === 375 + 376 + 377 +Get the moisture of the (% style="color:#037691" %)**Leaf**(%%). The value range of the register is 300-1000(Decimal), divide this value by 100 to get the percentage of moisture in the Leaf. 378 + 379 +For example, if the data you get from the register is (% style="color:#037691" %)**__0x05 0xDC__**(%%), the moisture content in the (% style="color:#037691" %)**Leaf**(%%) is 380 + 381 +(% style="color:blue" %)**0229(H) = 549(D) /100 = 54.9.** 382 + 383 + 384 +=== 2.4.6 Leaf Temperature === 385 + 386 + 387 +Get the temperature in the Leaf. The value range of the register is -4000 - +800(Decimal), divide this value by 100 to get the temperature in the Leaf. For example, if the data you get from the register is (% style="color:#037691" %)**__0x09 0xEC__**(%%), the temperature content in the (% style="color:#037691" %)**Leaf **(%%)is 388 + 389 +(% style="color:blue" %)**Example**: 390 + 391 +If payload is **0105H**: ((0x0105 & 0x8000)>>15 === 0),temp = 0105(H)/10 = 26.1 °C 392 + 393 +If payload is **FF7EH**: ((FF7E & 0x8000)>>15 ===1),temp = (FF7E(H)-FFFF(H))/10 = -12.9 °C 394 + 395 + 396 +=== 2.4.7 Timestamp === 397 + 398 + 399 +Time stamp : 0x6315537b =1662342011 400 + 401 +Convert Unix timestamp to time 2022-9-5 9:40:11. 402 + 403 + 404 +=== 2.4.8 Digital Interrupt === 405 + 406 + 407 +Digital Interrupt refers to pin (% style="color:#037691" %)**GPIO_EXTI**(%%), and there are different trigger methods. When there is a trigger, the NLMS01 will send a packet to the server. 408 + 409 +The command is: 410 + 411 +(% style="color:blue" %)**AT+INTMOD=3 ** (%%) ~/~/ (more info about INMOD please refer [[**AT Command Manual**>>url:https://www.dragino.com/downloads/downloads/NB-IoT/NBSN95/DRAGINO_NBSN95-NB_AT%20Commands_v1.1.0.pdf]])**.** 412 + 413 +The lower four bits of this data field shows if this packet is generated by interrupt or not. Click here for the hardware and software set up. 414 + 415 +Example: 416 + 417 +0x(00): Normal uplink packet. 418 + 419 +0x(01): Interrupt Uplink Packet. 420 + 421 + 422 +=== 2.4.9 +5V Output === 423 + 424 + 425 +NLMS01 will enable +5V output before all sampling and disable the +5v after all sampling. 426 + 427 +The 5V output time can be controlled by AT Command. 428 + 429 +(% style="color:blue" %)**AT+5VT=1000** 430 + 431 +Means set 5V valid time to have 1000ms. So the real 5V output will actually have 1000ms + sampling time for other sensors.** ** 432 + 433 + 434 +== 2.5 Downlink Payload == 435 + 436 + 437 +By default, NLMS01 prints the downlink payload to console port. 438 + 439 +[[image:image-20220907171221-18.png]] 440 + 441 + 442 +(% style="color:blue" %)**Examples:** 443 + 444 + 445 +* (% style="color:#037691" %)**Set TDC** 446 + 447 +If the payload=0100003C, it means set the END Node's TDC to 0x00003C=60(S), while type code is 01. 448 + 449 +Payload: 01 00 00 1E TDC=30S 450 + 451 +Payload: 01 00 00 3C TDC=60S 452 + 453 + 454 + 455 +* (% style="color:#037691" %)**Reset** 456 + 457 +If payload = 0x04FF, it will reset the NLMS01 458 + 459 + 460 + 461 +* (% style="color:#037691" %)**INTMOD** 462 + 463 +Downlink Payload: 06000003, Set AT+INTMOD=3 464 + 465 + 466 +== 2.6 LED Indicator == 467 + 468 + 469 +The NLMS01 has an internal LED which is to show the status of different state. 470 + 471 +* When power on, NLMS01 will detect if sensor probe is connected, if probe detected, LED will blink four times. (no blinks in this step is no probe) 472 +* Then the LED will be on for 1 second means device is boot normally. 473 +* After NLMS01 join NB-IoT network. The LED will be ON for 3 seconds. 474 +* For each uplink probe, LED will be on for 500ms. 475 + 476 +== 2.7 Installation == 477 + 478 + 479 +NLMS01 probe has two sides. The side without words are the sense side. Please be ware when install the sensor. 480 + 481 + 482 +[[image:image-20220907171221-19.png]] 483 + 484 + 485 +== 2.8 Moisture and Temperature alarm function == 486 + 487 + 488 +(% style="color:blue" %)**➢ AT Command:** 489 + 490 +(% style="color:#037691" %)**AT+ HUMALARM =min,max** 491 + 492 +² When min=0, and max≠0, Alarm higher than max 493 + 494 +² When min≠0, and max=0, Alarm lower than min 495 + 496 +² When min≠0 and max≠0, Alarm higher than max or lower than min 497 + 498 + 499 +(% style="color:blue" %)**Example:** 500 + 501 +AT+ HUMALARM =50,60 ~/~/ Alarm when moisture lower than 50. 502 + 503 +AT+ TEMPALARM=min,max 504 + 505 +² When min=0, and max≠0, Alarm higher than max 506 + 507 +² When min≠0, and max=0, Alarm lower than min 508 + 509 +² When min≠0 and max≠0, Alarm higher than max or lower than min 510 + 511 + 512 +(% style="color:blue" %)**Example:** 513 + 514 +AT+ TEMPALARM=20,30 ~/~/ Alarm when temperature lower than 20. 515 + 516 + 517 +== 2.9 Set the number of data to be uploaded and the recording time == 518 + 519 + 520 +(% style="color:blue" %)**➢ AT Command:** 521 + 522 +* (% 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) 523 +* (% 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. 524 + 525 + The diagram below explains the relationship between TR, NOUD, and TDC more clearly**:** 526 + 527 +[[image:image-20221009001002-1.png||height="706" width="982"]] 528 + 529 + 530 +== 2.10 Read or Clear cached data == 531 + 532 + 533 +(% style="color:blue" %)**➢ AT Command:** 534 + 535 +* (% style="color:#037691" %)**AT+CDP** (%%) ~/~/ Read cached data 536 +* (% style="color:#037691" %)**AT+CDP=0 ** (%%) ~/~/ Clear cached data 537 + 538 +[[image:image-20220907171221-20.png]] 539 + 540 + 541 +== 2.11 Firmware Change Log == 542 + 543 + 544 +Download URL & Firmware Change log: [[https:~~/~~/www.dropbox.com/sh/qdc3js2iu1vlipx/AACMHI3CvVb8g7YQMrIHY673a?dl=0>>https://www.dropbox.com/sh/qdc3js2iu1vlipx/AACMHI3CvVb8g7YQMrIHY673a?dl=0]] 545 + 546 +Upgrade Instruction: [[Upgrade Firmware>>||anchor="H5.1200BHowtoUpgradeFirmware"]] 547 + 548 + 549 +== 2.12 Battery & Power Consumption == 550 + 551 + 552 +NLMS01 uses ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace. 553 + 554 +[[**Battery Info & Power Consumption Analyze**>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20calculate%20the%20battery%20life%20of%20Dragino%20sensors%3F/]] . 555 + 556 + 557 += 3. Access NB-IoT Module = 558 + 559 + 560 +Users can directly access the AT command set of the NB-IoT module. 561 + 562 +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/]] 563 + 564 + 565 +[[image:image-20220907171221-23.png]] 566 + 567 + 568 += 4. Using the AT Commands = 569 + 570 +== 4.1 Access AT Commands == 571 + 572 + 573 +See this link for detail: [[https:~~/~~/www.dropbox.com/sh/351dwor6joz8nwh/AADn1BQaAAxLF_QMyU8NkW47a?dl=0>>url:https://www.dropbox.com/sh/351dwor6joz8nwh/AADn1BQaAAxLF_QMyU8NkW47a?dl=0]] 574 + 575 +AT+<CMD>? : Help on <CMD> 576 + 577 +AT+<CMD> : Run <CMD> 578 + 579 +AT+<CMD>=<value>: Set the value 580 + 581 +AT+<CMD>=? : Get the value 582 + 583 + 584 +(% style="color:#037691" %)**General Commands** 585 + 586 +AT : Attention 587 + 588 +AT? : Short Help 589 + 590 +ATZ : MCU Reset 591 + 592 +AT+TDC : Application Data Transmission Interval 593 + 594 +AT+CFG : Print all configurations 595 + 596 +AT+CFGMOD : Working mode selection 597 + 598 +AT+INTMOD : Set the trigger interrupt mode 599 + 600 +AT+5VT : Set extend the time of 5V power 601 + 602 +AT+PRO : Choose agreement 603 + 604 +AT+RXDL: Extend the sending and receiving time 605 + 606 +AT+SERVADDR : Server Address 607 + 608 +AT+APN : Get or set the APN 609 + 610 +AT+FBAND : Get or Set whether to automatically modify the frequency band 611 + 612 +AT+DNSCFG : Get or Set DNS Server 613 + 614 +AT+GETSENSORVALUE : Returns the current sensor measurement 615 + 616 +AT+TR : Get or Set record time" 617 + 618 +AT+NOUD : Get or Set the number of data to be uploaded 619 + 620 +AT+CDP : Read or Clear cached data 621 + 622 +AT+TEMPALARM : Get or Set alarm of temp 623 + 624 +AT+HUMALARM : Get or Set alarm of humidity 625 + 626 + 627 +(% style="color:#037691" %)**COAP Management** 628 + 629 +AT+URI : Resource parameters 630 + 631 + 632 +(% style="color:#037691" %)**UDP Management** 633 + 634 +AT+CFM : Upload confirmation mode (only valid for UDP) 635 + 636 + 637 +(% style="color:#037691" %)**MQTT Management** 638 + 639 +AT+CLIENT : Get or Set MQTT client 640 + 641 +AT+UNAME : Get or Set MQTT Username 642 + 643 +AT+PWD : Get or Set MQTT password 644 + 645 +AT+PUBTOPIC : Get or Set MQTT publish topic 646 + 647 +AT+SUBTOPIC : Get or Set MQTT subscription topic 648 + 649 + 650 +(% style="color:#037691" %)**Information** 651 + 652 +AT+FDR : Factory Data Reset 653 + 654 +AT+PWORD : Serial Access Password 655 + 656 + 657 += 5. FAQ = 658 + 659 +== 5.1 How to Upgrade Firmware == 660 + 661 + 662 +User can upgrade the firmware for 1) bug fix, 2) new feature release. 663 + 664 +Please see this link for how to upgrade: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/#H2.HardwareUpgradeMethodSupportList>>url:http://wiki.dragino.com/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/#H2.HardwareUpgradeMethodSupportList]] 665 + 666 + 667 +(% style="color:red" %)**Notice, NLMS01 and LLMS01 share the same mother board. They use the same connection and method to update.** 668 + 669 + 670 += 6. Trouble Shooting = 671 + 672 +== 6.1 Connection problem when uploading firmware == 673 + 674 + 675 +**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]] 676 + 677 + 678 +== 6.2 AT Command input doesn't work == 679 + 680 + 681 +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. 682 + 683 + 684 +== 6.3 Not able to connect to NB-IoT network and keep showing "Signal Strength:99". == 685 + 686 + 687 +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]]//**. 688 + 689 + 690 += 7. Order Info = 691 + 692 + 693 +Part Number**:** NLMS01 694 + 695 + 696 += 8. Packing Info = 697 + 698 + 699 +(% style="color:#037691" %)**Package Includes:** 700 + 701 +* NLMS01 NB-IoT Leaf Moisture Sensor x 1 702 + 703 +(% style="color:#037691" %)**Dimension and weight**: 704 + 705 +* Device Size: cm 706 +* Device Weight: g 707 +* Package Size / pcs : cm 708 +* Weight / pcs : g 709 + 710 += 9. Support = 711 + 712 + 713 +* 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. 714 +* 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]] 715 + 716 +
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