Changes for page NLMS01-NB-IoT Leaf Moisture Sensor User Manual
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... ... @@ -1,94 +1,89 @@ 1 + 2 + 1 1 (% style="text-align:center" %) 2 2 [[image:image-20220907171221-1.jpeg]] 3 3 4 4 5 5 8 + 9 + 10 + 11 + 12 + 6 6 {{toc/}} 7 7 8 8 9 9 10 -= 1. Introduction = 17 += 1. Introduction = 11 11 12 -== 1.1 What is NLMS01 Leaf Moisture Sensor == 19 +== 1.1 What is NLMS01 Leaf Moisture Sensor == 13 13 14 14 15 -The Dragino NLMS01 is a **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. 22 +((( 23 +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. 16 16 17 -NLMS01 detects leaf's** 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.25 +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. 18 18 19 19 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. 20 -\\NLMS01 supports different uplink methods include **TCP,MQTT,UDP and CoAP **for different application requirement. 21 -\\NLMS01 is powered by **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) 22 -\\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 **NB-IoT SIM card** from local operator and install NLMS01 to get NB-IoT network connection 23 23 29 +NLMS01 supports different uplink methods include (% style="color:blue" %)**TCP,MQTT,UDP and CoAP **(%%)for different application requirement. 30 + 31 +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). 32 + 33 +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. 34 +))) 35 + 36 + 24 24 [[image:image-20220907171221-2.png]] 25 25 39 + 26 26 [[image:image-20220907171221-3.png]] 27 27 28 -== 1.2 Features == 29 29 30 -* ((( 31 -NB-IoT Bands: B1/B3/B8/B5/B20/B28 @H-FDD 32 -))) 33 -* ((( 34 -Monitor Leaf moisture 35 -))) 43 +== 1.2 Features == 36 36 37 -* ((( 38 - Monitor Leaf temperature 39 -))) 40 40 41 -* ((( 42 -Moisture and Temperature alarm function 46 +* NB-IoT Bands: B1/B3/B8/B5/B20/B28 @H-FDD 47 +* Monitor Leaf moisture 48 +* Monitor Leaf temperature 49 +* Moisture and Temperature alarm function 50 +* Monitor Battery Level 51 +* Uplink on periodically 52 +* Downlink to change configure 53 +* IP66 Waterproof Enclosure 54 +* IP67 rate for the Sensor Probe 55 +* Ultra-Low Power consumption 56 +* AT Commands to change parameters 57 +* Micro SIM card slot for NB-IoT SIM 58 +* 8500mAh Battery for long term use 59 + 60 +((( 61 + 62 + 63 + 43 43 ))) 44 -* ((( 45 -Monitor Battery Level 46 -))) 47 -* ((( 48 -Uplink on periodically 49 -))) 50 -* ((( 51 -Downlink to change configure 52 -))) 53 -* ((( 54 -IP66 Waterproof Enclosure 55 -))) 56 -* ((( 57 -IP67 rate for the Sensor Probe 58 -))) 59 -* ((( 60 -Ultra-Low Power consumption 61 -))) 62 -* ((( 63 -AT Commands to change parameters 64 -))) 65 -* ((( 66 -Micro SIM card slot for NB-IoT SIM 67 -))) 68 -* ((( 69 -8500mAh Battery for long term use 70 -))) 71 71 72 72 == 1.3 Specification == 73 73 74 -**Common DC Characteristics:** 75 75 69 +(% style="color:#037691" %)**Common DC Characteristics:** 70 + 76 76 * Supply Voltage: 2.1v ~~ 3.6v 77 77 * Operating Temperature: -40 ~~ 85°C 78 78 79 -**NB-IoT Spec:** 74 +(% style="color:#037691" %)**NB-IoT Spec:** 80 80 81 -* -B1 @H-FDD: 2100MHz82 -* -B3 @H-FDD: 1800MHz83 -* -B8 @H-FDD: 900MHz84 -* -B5 @H-FDD: 850MHz85 -* -B20 @H-FDD: 800MHz86 -* -B28 @H-FDD: 700MHz76 +* B1 @H-FDD: 2100MHz 77 +* B3 @H-FDD: 1800MHz 78 +* B8 @H-FDD: 900MHz 79 +* B5 @H-FDD: 850MHz 80 +* B20 @H-FDD: 800MHz 81 +* B28 @H-FDD: 700MHz 87 87 88 -== 1.4 Probe Specification == 83 +== 1.4 Probe Specification == 89 89 90 90 91 -**Leaf Moisture: percentage of water drop over total leaf surface** 86 +(% style="color:#037691" %)**Leaf Moisture: percentage of water drop over total leaf surface** 92 92 93 93 * Range 0-100% 94 94 * Resolution: 0.1% ... ... @@ -96,7 +96,7 @@ 96 96 * IP67 Protection 97 97 * Length: 3.5 meters 98 98 99 -**Leaf Temperature:** 94 +(% style="color:#037691" %)**Leaf Temperature:** 100 100 101 101 * Range -50℃~80℃ 102 102 * Resolution: 0.1℃ ... ... @@ -104,12 +104,14 @@ 104 104 * IP67 Protection 105 105 * Length: 3.5 meters 106 106 107 -== 1.5 Applications == 102 +== 1.5 Applications == 108 108 104 + 109 109 * Smart Agriculture 110 110 111 -== 1.6 Pin mapping and power on == 107 +== 1.6 Pin mapping and power on == 112 112 109 + 113 113 [[image:image-20220907171221-4.png]] 114 114 115 115 **~ ** ... ... @@ -118,16 +118,20 @@ 118 118 119 119 == 2.1 How it works == 120 120 118 + 121 121 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. 122 122 123 123 The diagram below shows the working flow in default firmware of NLMS01: 124 124 123 + 125 125 [[image:image-20220907171221-5.png]] 126 126 126 + 127 127 == 2.2 Configure the NLMS01 == 128 128 129 129 === 2.2.1 Test Requirement === 130 130 131 + 131 131 To use NLMS01 in your city, make sure meet below requirements: 132 132 133 133 * Your local operator has already distributed a NB-IoT Network there. ... ... @@ -134,72 +134,88 @@ 134 134 * The local NB-IoT network used the band that NLMS01 supports. 135 135 * Your operator is able to distribute the data received in their NB-IoT network to your IoT server. 136 136 137 -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 CoAP(120.24.4.116:5683) or raw UDP(120.24.4.116:5601) or MQTT(120.24.4.116:1883)or TCP(120.24.4.116:5600)protocol to send data to the test server 138 +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 138 138 140 + 139 139 [[image:image-20220907171221-6.png]] 140 140 143 + 141 141 === 2.2.2 Insert SIM card === 142 142 146 + 143 143 Insert the NB-IoT Card get from your provider. 144 144 145 145 User need to take out the NB-IoT module and insert the SIM card like below: 146 146 151 + 147 147 [[image:image-20220907171221-7.png]] 148 148 154 + 149 149 === 2.2.3 Connect USB – TTL to NLMS01 to configure it === 150 150 151 -User need to configure NLMS01 via serial port to set the **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. 152 152 153 -**Connect ion:**158 +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. 154 154 155 - USB TTL GND <~-~-~-~-> GND 156 156 157 - USBTTL TXD <~-~-~-~-> UART_RXD161 +(% style="color:blue" %)**Connection:** 158 158 159 - USB TTL RXD <~-~-~-~->UART_TXD163 +**~ (% style="background-color:yellow" %)USB TTL GND <~-~-~-~-> GND(%%)** 160 160 165 +**~ (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~-> UART_RXD(%%)** 166 + 167 +**~ (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD(%%)** 168 + 169 + 161 161 In the PC, use below serial tool settings: 162 162 163 -* Baud: **9600** 164 -* Data bits:** 8** 165 -* Stop bits: **1** 166 -* Parity: **None** 167 -* Flow Control: **None** 172 +* Baud: (% style="color:green" %)**9600** 173 +* Data bits:** (% style="color:green" %)8(%%)** 174 +* Stop bits: (% style="color:green" %)**1** 175 +* Parity: (% style="color:green" %)**None** 176 +* Flow Control: (% style="color:green" %)**None** 168 168 169 -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 **password: 12345678** to access AT Command input. 178 +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. 170 170 171 -[[image:image-20220907 171221-8.png]]180 +[[image:image-20220913090720-1.png]] 172 172 173 -**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]] 174 174 183 +(% 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]] 184 + 185 + 175 175 === 2.2.4 Use CoAP protocol to uplink data === 176 176 177 -**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/]] 178 178 179 -** Usebelowcommands:**189 +(% 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/]] 180 180 181 -* **AT+PRO=1** ~/~/ Set to use CoAP protocol to uplink 182 -* **AT+SERVADDR=120.24.4.116,5683 ** ~/~/ to set CoAP server address and port 183 -* **AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** ~/~/Set COAP resource path 184 184 192 +(% style="color:blue" %)**Use below commands:** 193 + 194 +* (% style="color:#037691" %)**AT+PRO=1** (%%) ~/~/ Set to use CoAP protocol to uplink 195 +* (% style="color:#037691" %)**AT+SERVADDR=120.24.4.116,5683 ** (%%) ~/~/ to set CoAP server address and port 196 +* (% style="color:#037691" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/ Set COAP resource path 197 + 185 185 For parameter description, please refer to AT command set 186 186 187 187 [[image:image-20220907171221-9.png]] 188 188 189 -After configure the server address and **reset the device** (via AT+ATZ ), NLMS01 will start to uplink sensor values to CoAP server. 190 190 203 +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. 204 + 191 191 [[image:image-20220907171221-10.png]] 192 192 207 + 193 193 === 2.2.5 Use UDP protocol to uplink data(Default protocol) === 194 194 210 + 195 195 This feature is supported since firmware version v1.0.1 196 196 197 -* **AT+PRO=2 ** ~/~/ Set to use UDP protocol to uplink 198 -* **AT+SERVADDR=120.24.4.116,5601 ** ~/~/ to set UDP server address and port 199 -* **AT+CFM=1 ** ~/~/If the server does not respond, this command is unnecessary 213 +* (% style="color:#037691" %)**AT+PRO=2 ** (%%) ~/~/ Set to use UDP protocol to uplink 214 +* (% style="color:#037691" %)**AT+SERVADDR=120.24.4.116,5601 ** (%%) ~/~/ to set UDP server address and port 215 +* (% style="color:#037691" %)**AT+CFM=1 ** (%%) ~/~/ If the server does not respond, this command is unnecessary 200 200 201 201 [[image:image-20220907171221-11.png]] 202 202 219 + 203 203 [[image:image-20220907171221-12.png]] 204 204 205 205 ... ... @@ -206,18 +206,21 @@ 206 206 207 207 === 2.2.6 Use MQTT protocol to uplink data === 208 208 226 + 209 209 This feature is supported since firmware version v110 210 210 211 -* **AT+PRO=3 ** ~/~/Set to use MQTT protocol to uplink 212 -* **AT+SERVADDR=120.24.4.116,1883 ** ~/~/Set MQTT server address and port 213 -* **AT+CLIENT=CLIENT ** ~/~/Set up the CLIENT of MQTT 214 -* **AT+UNAME=UNAME 215 -* **AT+PWD=PWD 216 -* **AT+PUBTOPIC=PUB **~/~/Set the sending topic of MQTT 217 -* **AT+SUBTOPIC=SUB ** ~/~/Set the subscription topic of MQTT 229 +* (% style="color:#037691" %)**AT+PRO=3 ** (%%) ~/~/ Set to use MQTT protocol to uplink 230 +* (% style="color:#037691" %)**AT+SERVADDR=120.24.4.116,1883 ** (%%) ~/~/ Set MQTT server address and port 231 +* (% style="color:#037691" %)**AT+CLIENT=CLIENT ** (%%) ~/~/ Set up the CLIENT of MQTT 232 +* (% style="color:#037691" %)**AT+UNAME=UNAME **(%%)** **~/~/ Set the username of MQTT 233 +* (% style="color:#037691" %)**AT+PWD=PWD **(%%)** **~/~/ Set the password of MQTT 234 +* (% style="color:#037691" %)**AT+PUBTOPIC=PUB ** (%%) ~/~/ Set the sending topic of MQTT 235 +* (% style="color:#037691" %)**AT+SUBTOPIC=SUB ** (%%) ~/~/ Set the subscription topic of MQTT 218 218 219 219 [[image:image-20220907171221-13.png]] 220 220 239 + 240 + 221 221 [[image:image-20220907171221-14.png]] 222 222 223 223 ... ... @@ -224,81 +224,107 @@ 224 224 225 225 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. 226 226 247 + 227 227 === 2.2.7 Use TCP protocol to uplink data === 228 228 250 + 229 229 This feature is supported since firmware version v110 230 230 231 -* **AT+PRO=4 ** ~/~/ Set to use TCP protocol to uplink 232 -* **AT+SERVADDR=120.24.4.116,5600 ** ~/~/ to set TCP server address and port 253 +* (% style="color:#037691" %)**AT+PRO=4 ** (%%) ~/~/ Set to use TCP protocol to uplink 254 +* (% style="color:#037691" %)**AT+SERVADDR=120.24.4.116,5600 ** (%%) ~/~/ to set TCP server address and port 233 233 234 234 [[image:image-20220907171221-15.png]] 235 235 258 + 259 + 236 236 [[image:image-20220907171221-16.png]] 237 237 238 238 239 239 264 + 240 240 === 2.2.8 Change Update Interval === 241 241 267 + 242 242 User can use below command to change the **uplink interval**. 243 243 244 -* **AT+TDC= 600 ** ~/~/ Set Update Interval to600s270 +* (% style="color:#037691" %)**AT+TDC=7200 ** (%%) ~/~/ Set Update Interval to 7200s (2 hour) 245 245 246 -**NOTE:** 272 +(% 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).** 247 247 248 -**~1. By default, the device will send an uplink message every 2 hour.** 249 249 250 250 == 2.3 Uplink Payload == 251 251 277 + 252 252 In this mode, uplink payload includes 87 bytes in total by default. 253 253 254 254 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. 255 255 256 -|**Size(bytes)**|**8**|**2**|**2**|1|1|1|2|2|4|2|2|4 257 -|**Value**|Device ID|Ver|BAT|Signal Strength|MOD|Interrupt|Leaf moisture|Leaf Temperature|Time stamp|Leaf Temperature|Leaf moisture|Time stamp ..... 282 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:517px" %) 283 +|(% style="background-color:#4f81bd; color:white; width:50px" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white; width:40px" %)**8**|(% style="background-color:#4f81bd; color:white; width:20px" %)**2**|(% style="background-color:#4f81bd; color:white; width:20px" %)**2**|(% style="background-color:#4f81bd; color:white; width:50px" %)**1**|(% style="background-color:#4f81bd; color:white; width:30px" %)**1**|(% style="background-color:#4f81bd; color:white; width:40px" %)**1**|(% style="background-color:#4f81bd; color:white; width:40px" %)**2**|(% style="background-color:#4f81bd; color:white; width:50px" %)**2**|(% style="background-color:#4f81bd; color:white; width:50px" %)**4**|(% style="background-color:#4f81bd; color:white; width:50px" %)**2**|(% style="background-color:#4f81bd; color:white; width:40px" %)**2**|(% style="background-color:#4f81bd; color:white; width:37px" %)**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 ..... 258 258 259 259 If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NLMS01 uplink data. 260 260 288 + 261 261 [[image:image-20220907171221-17.png]] 262 262 291 + 263 263 The payload is ASCII string, representative same HEX: 264 264 265 -0xf86841105675413800640c781701000225010b6315537b010b0226631550fb010e022663154d7701110225631549f1011502246315466b01190223631542e5011d022163153f62011e022163153bde011e022163153859 where: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__//(%%)** 266 266 267 -* Device ID: 0xf868411056754138 = f868411056754138 268 -* Version: 0x0064=100=1.0.0 296 +where: 269 269 270 -* BAT: 0x0c78 = 3192 mV = 3.192V 271 -* Singal: 0x17 = 23 272 -* Mod: 0x01 = 1 273 -* Interrupt: 0x00= 0 274 -* Leaf moisture: 0x0225= 549 = 54.9% 275 -* Leaf Temperature:0x010B =267=26.7 °C 276 -* Time stamp : 0x6315537b =1662342011 277 -* Leaf Temperature, Leaf moisture,Time stamp : 010b0226631550fb 278 -* 8 sets of recorded data: Leaf Temperature, Leaf moisture,Time stamp : 010e022663154d77,....... 298 +* (% style="color:#037691" %)**Device ID:**(%%) 0xf868411056754138 = f868411056754138 279 279 300 +* (% 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 + 280 280 == 2.4 Payload Explanation and Sensor Interface == 281 281 282 282 === 2.4.1 Device ID === 283 283 324 + 284 284 By default, the Device ID equal to the last 15 bits of IMEI. 285 285 286 -User can use **AT+DEUI** to set Device ID 327 +User can use (% style="color:#037691" %)**AT+DEUI**(%%) to set Device ID 287 287 288 -**Example:** 289 289 330 +(% style="color:blue" %)**Example**: 331 + 290 290 AT+DEUI=868411056754138 291 291 292 292 The Device ID is stored in a none-erase area, Upgrade the firmware or run AT+FDR won't erase Device ID. 293 293 336 + 294 294 === 2.4.2 Version Info === 295 295 339 + 296 296 Specify the software version: 0x64=100, means firmware version 1.00. 297 297 298 298 For example: 0x00 64 : this device is NLMS01 with firmware version 1.0.0. 299 299 344 + 300 300 === 2.4.3 Battery Info === 301 301 347 + 302 302 Check the battery voltage for NLMS01. 303 303 304 304 Ex1: 0x0B45 = 2885mV ... ... @@ -305,12 +305,15 @@ 305 305 306 306 Ex2: 0x0B49 = 2889mV 307 307 354 + 308 308 === 2.4.4 Signal Strength === 309 309 357 + 310 310 NB-IoT Network signal Strength. 311 311 312 -**Ex1: 0x1d = 29** 313 313 361 +(% style="color:blue" %)**Ex1: 0x1d = 29** 362 + 314 314 **0** -113dBm or less 315 315 316 316 **1** -111dBm ... ... @@ -321,37 +321,45 @@ 321 321 322 322 **99** Not known or not detectable 323 323 373 + 324 324 === 2.4.5 Leaf moisture === 325 325 326 -Get the moisture of the **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**. 327 327 328 - Forexample,if thedatayou getfromthe register is**__0x050xDC__**, themoisture content in the**Leaf** is377 +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. 329 329 330 - **0229(H)= 549(D)/100=54.9.**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 331 331 381 +(% style="color:blue" %)**0229(H) = 549(D) /100 = 54.9.** 382 + 383 + 332 332 === 2.4.6 Leaf Temperature === 333 333 334 -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 **__0x09 0xEC__**, the temperature content in the **Leaf **is 335 335 336 - **Example**: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 337 337 338 - Ifpayload is 0105H:((0x0105 & 0x8000)>>15 === 0),temp= 0105(H)/10 = 26.1 °C389 +(% style="color:blue" %)**Example**: 339 339 340 -If payload is FF7EH: ((FF7E& 0x8000)>>15 ===1),temp = (FF7E(H)-FFFF(H))/10 =-12.9°C391 +If payload is **0105H**: ((0x0105 & 0x8000)>>15 === 0),temp = 0105(H)/10 = 26.1 °C 341 341 393 +If payload is **FF7EH**: ((FF7E & 0x8000)>>15 ===1),temp = (FF7E(H)-FFFF(H))/10 = -12.9 °C 394 + 395 + 342 342 === 2.4.7 Timestamp === 343 343 398 + 344 344 Time stamp : 0x6315537b =1662342011 345 345 346 346 Convert Unix timestamp to time 2022-9-5 9:40:11. 347 347 403 + 348 348 === 2.4.8 Digital Interrupt === 349 349 350 -Digital Interrupt refers to pin **GPIO_EXTI**, and there are different trigger methods. When there is a trigger, the NLMS01 will send a packet to the server. 351 351 407 +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 + 352 352 The command is: 353 353 354 -**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]])**.** 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]])**.** 355 355 356 356 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. 357 357 ... ... @@ -361,13 +361,15 @@ 361 361 362 362 0x(01): Interrupt Uplink Packet. 363 363 421 + 364 364 === 2.4.9 +5V Output === 365 365 424 + 366 366 NLMS01 will enable +5V output before all sampling and disable the +5v after all sampling. 367 367 368 368 The 5V output time can be controlled by AT Command. 369 369 370 -**AT+5VT=1000** 429 +(% style="color:blue" %)**AT+5VT=1000** 371 371 372 372 Means set 5V valid time to have 1000ms. So the real 5V output will actually have 1000ms + sampling time for other sensors.** ** 373 373 ... ... @@ -374,14 +374,22 @@ 374 374 375 375 == 2.5 Downlink Payload == 376 376 436 + 377 377 By default, NLMS01 prints the downlink payload to console port. 378 378 379 -[[image:image-20220907171221-18.png]] 439 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:510px" %) 440 +|=(% style="width: 183px; background-color:#4F81BD;color:white" %)**Downlink Control Type**|=(% style="width: 55px; background-color:#4F81BD;color:white" %)FPort|=(% style="width: 93px; background-color:#4F81BD;color:white" %)**Type Code**|=(% style="width: 179px; background-color:#4F81BD;color:white" %)**Downlink payload size(bytes)** 441 +|(% style="width:183px" %)TDC (Transmit Time Interval)|(% style="width:55px" %)Any|(% style="width:93px" %)01|(% style="width:146px" %)4 442 +|(% style="width:183px" %)RESET|(% style="width:55px" %)Any|(% style="width:93px" %)04|(% style="width:146px" %)2 443 +|(% style="width:183px" %)INTMOD|(% style="width:55px" %)Any|(% style="width:93px" %)06|(% style="width:146px" %)4 380 380 381 - **Examples:**445 + 382 382 383 - ***Set TDC**447 +(% style="color:blue" %)**Examples:** 384 384 449 + 450 +* (% style="color:#037691" %)**Set TDC** 451 + 385 385 If the payload=0100003C, it means set the END Node's TDC to 0x00003C=60(S), while type code is 01. 386 386 387 387 Payload: 01 00 00 1E TDC=30S ... ... @@ -388,16 +388,22 @@ 388 388 389 389 Payload: 01 00 00 3C TDC=60S 390 390 391 -* **Reset** 392 392 459 + 460 +* (% style="color:#037691" %)**Reset** 461 + 393 393 If payload = 0x04FF, it will reset the NLMS01 394 394 395 -* **INTMOD** 396 396 465 + 466 +* (% style="color:#037691" %)**INTMOD** 467 + 397 397 Downlink Payload: 06000003, Set AT+INTMOD=3 398 398 470 + 399 399 == 2.6 LED Indicator == 400 400 473 + 401 401 The NLMS01 has an internal LED which is to show the status of different state. 402 402 403 403 * 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) ... ... @@ -405,18 +405,22 @@ 405 405 * After NLMS01 join NB-IoT network. The LED will be ON for 3 seconds. 406 406 * For each uplink probe, LED will be on for 500ms. 407 407 408 -== 2.7 Installation == 481 +== 2.7 Installation == 409 409 483 + 410 410 NLMS01 probe has two sides. The side without words are the sense side. Please be ware when install the sensor. 411 411 486 + 412 412 [[image:image-20220907171221-19.png]] 413 413 414 -== 2.8 Moisture and Temperature alarm function == 415 415 416 - ➢ATCommand:490 +== 2.8 Moisture and Temperature alarm function == 417 417 418 -AT+ HUMALARM =min,max 419 419 493 +(% style="color:blue" %)**➢ AT Command:** 494 + 495 +(% style="color:#037691" %)**AT+ HUMALARM =min,max** 496 + 420 420 ² When min=0, and max≠0, Alarm higher than max 421 421 422 422 ² When min≠0, and max=0, Alarm lower than min ... ... @@ -423,8 +423,9 @@ 423 423 424 424 ² When min≠0 and max≠0, Alarm higher than max or lower than min 425 425 426 -Example: 427 427 504 +(% style="color:blue" %)**Example:** 505 + 428 428 AT+ HUMALARM =50,60 ~/~/ Alarm when moisture lower than 50. 429 429 430 430 AT+ TEMPALARM=min,max ... ... @@ -435,196 +435,199 @@ 435 435 436 436 ² When min≠0 and max≠0, Alarm higher than max or lower than min 437 437 438 -Example: 439 439 517 +(% style="color:blue" %)**Example:** 518 + 440 440 AT+ TEMPALARM=20,30 ~/~/ Alarm when temperature lower than 20. 441 441 442 442 443 -== 2.9 Set the number of data to be uploaded and the recording time == 522 +== 2.9 Set the number of data to be uploaded and the recording time == 444 444 445 -➢ AT Command: 446 446 447 - AT+TR=900~/~/The unit isseconds, andthe default is to record dataonce every 900 seconds.(Theminimum canbe set to 180 seconds)525 +(% style="color:blue" %)**➢ AT Command:** 448 448 449 -AT+NOUD=8 ~/~/The device uploads 8 sets of recorded data by default. Up to 32 sets of record data can be uploaded. 527 +* (% 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) 528 +* (% 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. 450 450 451 - ==2.10 ReadorClearcacheddata==530 + The diagram below explains the relationship between TR, NOUD, and TDC more clearly**:** 452 452 453 - ➢ AT Command:532 +[[image:image-20221009001002-1.png||height="706" width="982"]] 454 454 455 -AT+CDP ~/~/ Read cached data 456 456 457 - [[image:image-20220907171221-20.png]]535 +== 2.10 Read or Clear cached data == 458 458 459 459 460 - AT+CDP=0~/~/ Clearcacheddata538 +(% style="color:blue" %)**➢ AT Command:** 461 461 540 +* (% style="color:#037691" %)**AT+CDP** (%%) ~/~/ Read cached data 541 +* (% style="color:#037691" %)**AT+CDP=0 ** (%%) ~/~/ Clear cached data 462 462 463 - == 2.11 FirmwareChangeLog==543 +[[image:image-20220907171221-20.png]] 464 464 465 -Download URL & Firmware Change log: [[https:~~/~~/www.dropbox.com/sh/1zmcakvbkf24f8x/AACmq2dZ3iRB9F1nVWeEB9Moa?dl=0>>url:https://www.dropbox.com/sh/1zmcakvbkf24f8x/AACmq2dZ3iRB9F1nVWeEB9Moa?dl=0]] 466 466 467 - UpgradeInstruction:[[UpgradeFirmware>>path:#H5.1200BHowtoUpgradeFirmware]]546 +== 2.11 Firmware Change Log == 468 468 469 -== 2.12 Battery Analysis == 470 470 471 - ===2.12.1Battery Type===549 +Download URL & Firmware Change log: [[https:~~/~~/www.dropbox.com/sh/qdc3js2iu1vlipx/AACMHI3CvVb8g7YQMrIHY673a?dl=0>>https://www.dropbox.com/sh/qdc3js2iu1vlipx/AACMHI3CvVb8g7YQMrIHY673a?dl=0]] 472 472 473 - The NLMS01 batteryisacombinationof an 8500mAh Li/SOCI2 Batteryanda SuperCapacitor. The battery is none-rechargeable battery typewith a low dischargerate(<2% per year). This type of battery is commonly used in IoT devices such aswatermeter.551 +Upgrade Instruction: [[Upgrade Firmware>>||anchor="H5.1200BHowtoUpgradeFirmware"]] 474 474 475 -The battery is designed to last for several years depends on the actually use environment and update interval. 476 476 477 - Thebatteryrelateddocuments as below:554 +== 2.12 Battery & Power Consumption == 478 478 479 -* [[Battery Dimension>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]] 480 -* [[Lithium-Thionyl Chloride Battery datasheet>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]] 481 -* [[Lithium-ion Battery-Capacitor datasheet>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]] 482 482 483 - [[image:image-20220907171221-21.png]]557 +NLMS01 uses ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace. 484 484 485 - ===2.12.2Powerconsumption Analyze===559 +[[**Battery Info & Power Consumption Analyze**>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20calculate%20the%20battery%20life%20of%20Dragino%20sensors%3F/]] . 486 486 487 -Dragino battery powered product are all runs in Low Power mode. We have an update battery calculator which base on the measurement of the real device. User can use this calculator to check the battery life and calculate the battery life if want to use different transmit interval. 488 488 489 - Instructionto useas below:562 += 3. Access NB-IoT Module = 490 490 491 -**Step 1: **Downlink the up-to-date DRAGINO_Battery_Life_Prediction_Table.xlsx from: [[https:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/Battery_Analyze/>>url:https://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/Battery_Analyze/]] 492 492 493 - **Step2:**Openit andchoose565 +Users can directly access the AT command set of the NB-IoT module. 494 494 495 -* Product Model 496 -* Uplink Interval 497 -* Working Mode 567 +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/]] 498 498 499 -And the Life expectation in difference case will be shown on the right. 500 500 501 -[[image:image-20220907171221-2 2.jpeg]] 570 +[[image:image-20220907171221-23.png]] 502 502 503 -=== 2.12.3 Battery Note === 504 504 505 - TheLi-SICObattery isdesigned for small current / longperiod application. It is not good to use ahigh current,short period transmit method.Therecommended minimum period for use of this battery is 5 minutes. If you use a shorter periodtime to transmitLoRa, then the battery life may be decreased.573 += 4. Using the AT Commands = 506 506 507 -== =2.12.4Replacethebattery===575 +== 4.1 Access AT Commands == 508 508 509 -The default battery pack of NLMS01 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). 510 510 511 - =3.AccessNB-IoT Module=578 +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]] 512 512 513 - Users can directly access theATcommandsetoftheNB-IoTmodule.580 +AT+<CMD>? : Help on <CMD> 514 514 515 - TheATommandsetcanrefertheBC35-G NB-IoT ModuleATCommand: [[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/]]582 +AT+<CMD> : Run <CMD> 516 516 517 - [[image:image-20220907171221-23.png]]584 +AT+<CMD>=<value>: Set the value 518 518 519 -= 4.UsingtheAT Commands =586 +AT+<CMD>=? : Get the value 520 520 521 -== 4.1 Access AT Commands == 522 522 523 - Seethislink for detail: [[https:~~/~~/www.dropbox.com/sh/351dwor6joz8nwh/AADn1BQaAAxLF_QMyU8NkW47a?dl=0>>url:https://www.dropbox.com/sh/351dwor6joz8nwh/AADn1BQaAAxLF_QMyU8NkW47a?dl=0]]589 +(% style="color:#037691" %)**General Commands** 524 524 525 -AT +<CMD>?: Helpon<CMD>591 +AT : Attention 526 526 527 -AT +<CMD>: Run <CMD>593 +AT? : Short Help 528 528 529 -AT +<CMD>=<value>: Setthe value595 +ATZ : MCU Reset 530 530 531 -AT+ <CMD>=?Get thevalue597 +AT+TDC : Application Data Transmission Interval 532 532 533 - **GeneralCommands**599 +AT+CFG : Print all configurations 534 534 535 -AT : Attention601 +AT+CFGMOD : Working mode selection 536 536 537 -AT ?:ShortHelp603 +AT+INTMOD : Set the trigger interrupt mode 538 538 539 -AT Z: MCU Reset605 +AT+5VT : Set extend the time of 5V power 540 540 541 -AT+ TDCApplicationData TransmissionInterval607 +AT+PRO : Choose agreement 542 542 543 -AT+ CFG: Printallconfigurations609 +AT+RXDL: Extend the sending and receiving time 544 544 545 -AT+ CFGMODWorkingmodeelection611 +AT+SERVADDR : Server Address 546 546 547 -AT+ INTMOD:Setthetriggerinterruptmode613 +AT+APN : Get or set the APN 548 548 549 -AT+ 5VT:Set extendthetimeof5V power615 +AT+FBAND : Get or Set whether to automatically modify the frequency band 550 550 551 -AT+ PRO: Chooseagreement617 +AT+DNSCFG : Get or Set DNS Server 552 552 553 -AT+R XDLExtendthesendingandreceivingtime619 +AT+GETSENSORVALUE : Returns the current sensor measurement 554 554 555 -AT+ SERVADDR:ServerAddress621 +AT+TR : Get or Set record time" 556 556 557 -AT+ TR: Get or Setrecord time"623 +AT+NOUD : Get or Set the number of data to be uploaded 558 558 625 +AT+CDP : Read or Clear cached data 559 559 560 -AT+ NOUD: Get or Setthe number ofdata to beuploaded627 +AT+TEMPALARM : Get or Set alarm of temp 561 561 629 +AT+HUMALARM : Get or Set alarm of humidity 562 562 563 -AT+CDP : Read or Clear cached data 564 564 632 +(% style="color:#037691" %)**COAP Management** 565 565 566 -AT+ TEMPALARM:GetorSetalarmoftemp634 +AT+URI : Resource parameters 567 567 568 -AT+HUMALARM : Get or Set alarm of PH 569 569 637 +(% style="color:#037691" %)**UDP Management** 570 570 571 - **COAPManagement**639 +AT+CFM : Upload confirmation mode (only valid for UDP) 572 572 573 -AT+URI : Resource parameters 574 574 575 -** UDPManagement**642 +(% style="color:#037691" %)**MQTT Management** 576 576 577 -AT+C FMUploadconfirmationmode(onlyvalid for UDP)644 +AT+CLIENT : Get or Set MQTT client 578 578 579 - **MQTTManagement**646 +AT+UNAME : Get or Set MQTT Username 580 580 581 -AT+ CLIENTclient648 +AT+PWD : Get or Set MQTT password 582 582 583 -AT+U NAMEUsername650 +AT+PUBTOPIC : Get or Set MQTT publish topic 584 584 585 -AT+P WD: Get or Set MQTTpassword652 +AT+SUBTOPIC : Get or Set MQTT subscription topic 586 586 587 -AT+PUBTOPIC : Get or Set MQTT publish topic 588 588 589 - AT+SUBTOPIC: GetSet MQTT subscriptiontopic655 +(% style="color:#037691" %)**Information** 590 590 591 - **Information**657 +AT+FDR : Factory Data Reset 592 592 593 -AT+ FDRFactoryDataReset659 +AT+PWORD : Serial Access Password 594 594 595 -AT+PWORD : Serial Access Password 596 596 597 597 = 5. FAQ = 598 598 599 599 == 5.1 How to Upgrade Firmware == 600 600 666 + 601 601 User can upgrade the firmware for 1) bug fix, 2) new feature release. 602 602 603 603 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]] 604 604 605 -**Notice, **NLMS01 **and **NLMS01 **share the same mother board. They use the same connection and method to update.** 606 606 672 +(% style="color:red" %)**Notice, NLMS01 and LLMS01 share the same mother board. They use the same connection and method to update.** 673 + 674 + 607 607 = 6. Trouble Shooting = 608 608 609 609 == 6.1 Connection problem when uploading firmware == 610 610 679 + 611 611 **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]] 612 612 682 + 613 613 == 6.2 AT Command input doesn't work == 614 614 615 -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 **ENTER** while sending out the command. Some serial tool doesn't send **ENTER** while press the send key, user need to add ENTER in their string. 616 616 686 +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. 687 + 688 + 689 +== 6.3 Not able to connect to NB-IoT network and keep showing "Signal Strength:99". == 690 + 691 + 692 +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]]//**. 693 + 694 + 617 617 = 7. Order Info = 618 618 697 + 619 619 Part Number**:** NLMS01 620 620 700 + 621 621 = 8. Packing Info = 622 622 623 -**Package Includes**: 624 624 704 +(% style="color:#037691" %)**Package Includes:** 705 + 625 625 * NLMS01 NB-IoT Leaf Moisture Sensor x 1 626 626 627 -**Dimension and weight**: 708 +(% style="color:#037691" %)**Dimension and weight**: 628 628 629 629 * Device Size: cm 630 630 * Device Weight: g ... ... @@ -633,8 +633,8 @@ 633 633 634 634 = 9. Support = 635 635 717 + 636 636 * 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. 637 637 * 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]] 638 638 639 639 640 -
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