Changes for page NSPH01-NB-IoT Soil pH Sensor User Manual
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... ... @@ -1,45 +1,31 @@ 1 1 (% style="text-align:center" %) 2 -[[image:)YK]Y_LZJIO]J2~~VA}OQJM2.png ||height="442" width="410"]]2 +[[image:)YK]Y_LZJIO]J2~~VA}OQJM2.png]] 3 3 4 -** Tableof Contents:**4 += **1. Introduction** = 5 5 6 - {{toc/}}6 +== **1.1 What is NSPH01 Soil pH Sensor** == 7 7 8 +The Dragino NSPH01 is a **NB-IOT soil ph sensor** for IoT of Agriculture. It is designed to measure the soil PH and soil temperature, so to send to the platform to analyze the soil acid or alkali level. The probe is IP68 waterproof. 8 8 10 +NSPH01 probe is made by Solid AgCl reference electrode and Pure metal pH sensitive electrode. It can detect soil's** pH **with high accuracy and stable value. The NSPH01 probe can be buried into soil for long time use. 9 9 10 -= 1. Introduction = 11 - 12 - 13 -== 1.1 What is NSPH01 Soil pH Sensor == 14 - 15 - 16 -The Dragino NSPH01 is a (% style="color:blue" %)**NB-IoT soil pH sensor**(%%) for IoT of Agriculture. It is designed to measure the soil pH and soil temperature, so to send to the platform to analyze the soil acid or alkali level. The probe is IP68 waterproof. 17 - 18 -NSPH01 probe is made by Solid AgCl reference electrode and Pure metal pH sensitive electrode. It can detect soil's** (% style="color:blue" %)pH (%%)**with high accuracy and stable value. The NSPH01 probe can be buried into soil for long time use. 19 - 20 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. 13 +\\NSPH01 supports different uplink methods include **TCP,MQTT,UDP and CoAP **for different application requirement. 14 +\\NSPH01 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) 15 +\\To use NSPH01, user needs to check if there is NB-IoT coverage in local area and with the bands NSPH01 supports. If the local operate support it, user needs to get a **NB-IoT SIM card** from local operator and install NSPH01 to get NB-IoT network connection. 21 21 22 -NSPH01 supports different uplink methods include (% style="color:blue" %)**TCP,MQTT,UDP and CoAP **(%%)for different application requirement. 23 - 24 -NSPH01 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 NSPH01, user needs to check if there is NB-IoT coverage in the installation area and with the bands NSPH01 supports. If the local operator supports it, user needs to get a (% style="color:blue" %)**NB-IoT SIM card** (%%)from local operator and install NSPH01 to get NB-IoT network connection. 27 - 28 - 17 +(% style="text-align:center" %) 29 29 [[image:image-20220907153151-1.png]] 30 30 31 - 20 +(% style="text-align:center" %) 32 32 [[image:M_K`YF9`CAYAE\@}3T]FHT$9.png]] 33 33 23 +**1.2 Features** 34 34 35 - 36 -== 1.2 Features == 37 - 38 - 39 39 * NB-IoT Bands: B1/B3/B8/B5/B20/B28 @H-FDD 40 40 * Monitor soil pH with temperature compensation. 41 41 * Monitor soil temperature 42 -* pH and Temperature alarm function28 +* PH and Temperature alarm function 43 43 * Monitor Battery Level 44 44 * Support pH calibration by end user 45 45 * Uplink on periodically ... ... @@ -48,19 +48,17 @@ 48 48 * IP68 rate for the Sensor Probe 49 49 * Ultra-Low Power consumption 50 50 * AT Commands to change parameters 51 -* Micro SIM card slot 37 +* Micro SIM card slot for NB-IoT SIM 52 52 * 8500mAh Battery for long term use 53 53 40 +**1.3 Specification** 54 54 55 - ==1.3Specification ==42 +**Common DC Characteristics:** 56 56 57 - 58 -(% style="color:#037691" %)**Common DC Characteristics:** 59 - 60 60 * Supply Voltage: 2.1v ~~ 3.6v 61 61 * Operating Temperature: -40 ~~ 85°C 62 62 63 - (% style="color:#037691" %)**NB-IoT Spec:**47 +**NB-IoT Spec:** 64 64 65 65 * - B1 @H-FDD: 2100MHz 66 66 * - B3 @H-FDD: 1800MHz ... ... @@ -69,12 +69,10 @@ 69 69 * - B20 @H-FDD: 800MHz 70 70 * - B28 @H-FDD: 700MHz 71 71 56 +**1.4 Probe Specification** 72 72 73 - == 1.4 ProbeSpecification==58 +**Soil pH:** 74 74 75 - 76 -(% style="color:#037691" %)**Soil pH:** 77 - 78 78 * Range: 3 ~~ 10 pH 79 79 * Resolution: 0.01 pH 80 80 * Accuracy: ±2% under (0~~50 ℃, Accuracy will poor under 0 due to frozen) ... ... @@ -82,7 +82,7 @@ 82 82 * IP68 Protection 83 83 * Length: 3.5 meters 84 84 85 - (% style="color:#037691" %)**Soil Temperature:**67 +**Soil Temperature:** 86 86 87 87 * Range -40℃~85℃ 88 88 * Resolution: 0.1℃ ... ... @@ -90,256 +90,199 @@ 90 90 * IP68 Protection 91 91 * Length: 3.5 meters 92 92 75 +**1.5 Applications** 93 93 94 -== 1.5 Applications == 95 - 96 - 97 97 * Smart Agriculture 98 98 79 +**1.6 Pin mapping and power on** 99 99 100 -== 1.6 Pin mapping and power on == 101 - 102 - 81 +(% style="text-align:center" %) 103 103 [[image:image-20220907153300-2.png]] 104 104 105 105 85 +**2. Use NSPH01 to communicate with IoT Server** 106 106 107 - =2.Use NSPH01 tocommunicatewith IoT Server =87 +**2.1 How it works** 108 108 109 - 110 -== 2.1 How it works == 111 - 112 - 113 113 The NSPH01 is equipped with a NB-IoT module, the pre-loaded firmware in NSPH01 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 NSPH01. 114 114 115 115 The diagram below shows the working flow in default firmware of NSPH01: 116 116 117 - 93 +(% style="text-align:center" %) 118 118 [[image:image-20220907153416-3.png]] 119 119 96 +**2.2 Configure the NSPH01** 120 120 98 +**2.2.1 Test Requirement** 121 121 122 - ==2.2Configure theNSPH01 ==100 +To use NSPH01 in your city, make sure meet below requirements: 123 123 124 - 125 -=== 2.2.1 Test Requirement === 126 - 127 - 128 -To use NSPH01 in the field, make sure meet below requirements: 129 - 130 130 * Your local operator has already distributed a NB-IoT Network there. 131 131 * The local NB-IoT network used the band that NSPH01 supports. 132 132 * Your operator is able to distribute the data received in their NB-IoT network to your IoT server. 133 133 134 -Below figure shows our testing structure. Here we have NB-IoT network coverage by China Mobile, the band they use is B8. The NSPH01 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.106 +Below figure shows our testing structure. Here we have NB-IoT network coverage by China Mobile, the band they use is B8. The NSPH01 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 135 135 136 - 108 +(% style="text-align:center" %) 137 137 [[image:image-20220907153445-4.png]] 138 138 139 139 112 +**2.2.2 Insert SIM card** 140 140 141 - === 2.2.2InsertSIMcard===114 +Insert the NB-IoT Card get from your provider. 142 142 116 +User need to take out the NB-IoT module and insert the SIM card like below: 143 143 144 -User need to take out the NB-IoT module and insert the SIM card like below. ((% style="color:red" %) Pay attention to the direction(%%)) 145 - 146 - 118 +(% style="text-align:center" %) 147 147 [[image:image-20220907153505-5.png]] 148 148 121 +**2.2.3 Connect USB – TTL to NSPH01 to configure it** 149 149 123 +User need to configure NSPH01 via serial port to set the **Server Address** / **Uplink Topic** to define where and how-to uplink packets. NSPH01 support AT Commands, user can use a USB to TTL adapter to connect to NSPH01 and use AT Commands to configure it, as below. 150 150 151 - === 2.2.3ConnectUSB – TTL toNSPH01 to configure it ===125 +**Connection:** 152 152 127 + USB TTL GND <~-~-~-~-> GND 153 153 154 - Userneed to configure NSPH01 via serial port to set the (% style="color:blue" %)**Server Address** / **Uplink Topic**(%%) to define where and how-to uplink packets. NSPH01 support AT Commands, user can use a USBtoTTLadaptertoconnect to NSPH01 and useATCommands to configure it, as below.129 + USB TTL TXD <~-~-~-~-> UART_RXD 155 155 131 + USB TTL RXD <~-~-~-~-> UART_TXD 156 156 157 -(% style="color:blue" %)**Connection:** 158 - 159 -**~ (% style="background-color:yellow" %) USB TTL GND <~-~-~-~-> GND(%%)** 160 - 161 -**~ (% style="background-color:yellow" %) USB TTL TXD <~-~-~-~-> UART_RXD(%%)** 162 - 163 -**~ (% style="background-color:yellow" %) USB TTL RXD <~-~-~-~-> UART_TXD(%%)** 164 - 165 - 166 166 In the PC, use below serial tool settings: 167 167 168 -* Baud: (% style="color:green" %)**9600**169 -* Data bits:** (% style="color:green" %)8(%%)**170 -* Stop bits: (% style="color:green" %)**1**171 -* Parity: (% style="color:green" %)**None**172 -* Flow Control: (%style="color:green" %)**None**135 +* Baud: **9600** 136 +* Data bits:** 8** 137 +* Stop bits: **1** 138 +* Parity: **None** 139 +* Flow Control: **None** 173 173 174 -Make sure the switch is in FLASH position, then power on device by connecting the jumper on NSPH01. NSPH01 will output system info once power on as below, we can enter the (% style="color:green" %)**password: 12345678**(%%)to access AT Command input.141 +Make sure the switch is in FLASH position, then power on device by connecting the jumper on NSPH01. NSPH01 will output system info once power on as below, we can enter the **password: 12345678** to access AT Command input. 175 175 143 +(% style="text-align:center" %) 144 +[[image:image-20220907153529-6.png]] 176 176 177 - [[image:image-20220912144017-1.png]]146 +**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]] 178 178 148 +**2.2.4 Use CoAP protocol to uplink data** 179 179 180 - (% style="color:red" %)**Note: thevalid ATCommands canbeoundat:**(%%)****[[**https:~~/~~/www.dropbox.com/sh/351dwor6joz8nwh/AADn1BQaAAxLF_QMyU8NkW47a?dl=0**>>url:https://www.dropbox.com/sh/351dwor6joz8nwh/AADn1BQaAAxLF_QMyU8NkW47a?dl=0]]150 +**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/]] 181 181 152 +**Use below commands:** 182 182 154 +* **AT+PRO=1** ~/~/ Set to use CoAP protocol to uplink 155 +* **AT+SERVADDR=120.24.4.116,5683 ** ~/~/ to set CoAP server address and port 156 +* **AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** ~/~/Set COAP resource path 183 183 184 -=== 2.2.4 Use CoAP protocol to uplink data === 185 - 186 - 187 -(% 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/]] 188 - 189 - 190 -(% style="color:blue" %)**Use below commands:** 191 - 192 -* (% style="color:#037691" %)**AT+PRO=1** (%%) ~/~/ Set to use CoAP protocol to uplink 193 -* (% style="color:#037691" %)**AT+SERVADDR=120.24.4.116,5683 ** (%%) ~/~/ to set CoAP server address and port 194 -* (% style="color:#037691" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/ Set COAP resource path 195 - 196 196 For parameter description, please refer to AT command set 197 197 198 - 160 +(% style="text-align:center" %) 199 199 [[image:image-20220907153551-7.png||height="502" width="740"]] 200 200 163 +After configure the server address and **reset the device** (via AT+ATZ ), NSPH01 will start to uplink sensor values to CoAP server. 201 201 202 -After configure the server address and (% style="color:green" %)**reset the device (via AT+ATZ )**(%%), NSPH01 will start to uplink sensor values to CoAP server. 203 - 204 - 165 +(% style="text-align:center" %) 205 205 [[image:image-20220907153612-8.png||height="529" width="729"]] 206 206 207 207 169 +**2.2.5 Use UDP protocol to uplink data(Default protocol)** 208 208 209 -=== 2.2.5 Use UDP protocol to uplink data(Default protocol) === 210 - 211 - 212 212 This feature is supported since firmware version v1.0.1 213 213 214 -* (% style="color:blue" %)**AT+PRO=2 **(%%)~/~/215 -* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5601 **(%%)~/~/216 -* (% style="color:blue" %)**AT+CFM=1 **(%%)~/~/173 +* **AT+PRO=2 ** ~/~/ Set to use UDP protocol to uplink 174 +* **AT+SERVADDR=120.24.4.116,5601 ** ~/~/ to set UDP server address and port 175 +* **AT+CFM=1 ** ~/~/If the server does not respond, this command is unnecessar 217 217 177 +(% style="text-align:center" %) 218 218 [[image:image-20220907153643-9.png||height="401" width="734"]] 219 219 220 - 180 +(% style="text-align:center" %) 221 221 [[image:image-20220907153703-10.png||height="309" width="738"]] 222 222 223 223 184 +**2.2.6 Use MQTT protocol to uplink data** 224 224 225 -=== 2.2.6 Use MQTT protocol to uplink data === 226 - 227 - 228 228 This feature is supported since firmware version v110 229 229 230 -* (% style="color:blue" %)**AT+PRO=3 **(%%)~/~/231 -* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883 **(%%)~/~/232 -* (% style="color:blue" %)**AT+CLIENT=CLIENT **(%%)~/~/233 -* (% style="color:blue" %)**AT+UNAME=UNAME **(%%)~/~/234 -* (% style="color:blue" %)**AT+PWD=PWD **(%%)~/~/235 -* (% style="color:blue" %)**AT+PUBTOPIC=NSE01_PUB **(%%)~/~/236 -* (% style="color:blue" %)**AT+SUBTOPIC=NSE01_SUB **(%%)~/~/188 +* **AT+PRO=3 ** ~/~/Set to use MQTT protocol to uplink 189 +* **AT+SERVADDR=120.24.4.116,1883 ** ~/~/Set MQTT server address and port 190 +* **AT+CLIENT=CLIENT ** ~/~/Set up the CLIENT of MQTT 191 +* **AT+UNAME=UNAME **~/~/Set the username of MQTT 192 +* **AT+PWD=PWD **~/~/Set the password of MQTT 193 +* **AT+PUBTOPIC=NSE01_PUB **~/~/Set the sending topic of MQTT 194 +* **AT+SUBTOPIC=NSE01_SUB ** ~/~/Set the subscription topic of MQTT 237 237 196 +(% style="text-align:center" %) 238 238 [[image:image-20220907153739-11.png||height="491" width="764"]] 239 239 240 - 199 +(% style="text-align:center" %) 241 241 [[image:image-20220907153751-12.png||height="555" width="769"]] 242 242 243 - 244 244 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. 245 245 204 +**2.2.7 Use TCP protocol to uplink data** 246 246 247 - 248 - 249 -=== 2.2.7 Use TCP protocol to uplink data === 250 - 251 - 252 252 This feature is supported since firmware version v110 253 253 254 -* (% style="color:blue" %)**AT+PRO=4 **(%%)~/~/ Set to use TCP protocol to uplink255 -* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5600 **(%%)~/~/ to set TCP server address and port208 +* **AT+PRO=4 ** ~/~/ Set to use TCP protocol to uplink 209 +* **AT+SERVADDR=120.24.4.116,5600 ** ~/~/ to set TCP server address and port 256 256 211 +(% style="text-align:center" %) 257 257 [[image:image-20220907153818-13.png||height="486" width="668"]] 258 258 259 - 214 +(% style="text-align:center" %) 260 260 [[image:image-20220907153827-14.png||height="236" width="684"]] 261 261 217 +**2.2.8 Change Update Interval** 262 262 219 +User can use below command to change the **uplink interval**. 263 263 264 -= ==2.2.8Change Update Interval===221 +* **AT+TDC=600 ** ~/~/ Set Update Interval to 600s 265 265 223 +**NOTE:** 266 266 267 - Userscanuse thebelowcommandto changethe **uplinkinterval**.225 +**~1. By default, the device will send an uplink message every 2 hour.** 268 268 269 -* (% style="color:blue" %)**AT+TDC=7200** (%%) ~/~/ SetUpdate Intervalto7200s (2 hour)227 +**2.3 Uplink Payload** 270 270 271 -(% style="color:red" %)**NOTE: 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).** 272 - 273 - 274 - 275 -== 2.3 Uplink Payload == 276 - 277 - 278 278 In this mode, uplink payload includes 87 bytes in total by default. 279 279 280 280 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. 281 281 282 -(% border="1.5"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:60px" %)**2**|(% style="width:50px" %)**4**|(% style="width:60px" %)**2**|(% style="width:40px" %)**2**|(% style="width:40px" %)**4**284 -| =(% style="width:6px;" %)**Value**|(% style="width:83px" %)Device ID|(% style="width:44px" %)Ver|(% style="width:42px" %)BAT|(% style="width:124px" %)Signal Strength|(% style="width:57px" %)MOD|(% style="width:80px" %)Interrupt|(% style="width:69px" %)Soil PH|(% style="width:134px" %)Soil Temperature|(% style="width:98px" %)Time stamp|(% style="width:134px" %)Soil Temperature|(% style="width:68px" %)Soil PH|(% style="width:125px" %)Time stamp .....233 +(% style="width:934px" %) 234 +|(% style="width:93px" %)**Size(bytes)**|(% style="width:82px" %)**8**|(% style="width:43px" %)**2**|(% style="width:41px" %)**2**|(% style="width:126px" %)**1**|(% style="width:54px" %)**1**|(% style="width:84px" %)1|(% style="width:75px" %)2|(% style="width:133px" %)2|(% style="width:70px" %)2|(% style="width:127px" %)4 235 +|(% style="width:93px" %)**Value**|(% style="width:82px" %)Device ID|(% style="width:43px" %)Ver|(% style="width:41px" %)BAT|(% style="width:126px" %)Signal Strength|(% style="width:54px" %)MOD|(% style="width:84px" %)Interrupt|(% style="width:75px" %)Soil PH|(% style="width:133px" %)Soil Temperature|(% style="width:70px" %)Soil PH|(% style="width:127px" %)Time stamp ..... 285 285 286 286 If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NSPH01 uplink data. 287 287 239 +(% style="text-align:center" %) 288 288 [[image:image-20220907153902-15.png||height="581" width="804"]] 289 289 290 290 291 -((( 292 292 The payload is ASCII string, representative same HEX: 293 -))) 294 294 295 -((( 296 - 297 -))) 245 +0xf86841105675413800640c781701000225010b6315537b010b0226631550fb010e022663154d7701110225631549f1011502246315466b01190223631542e5011d022163153f62011e022163153bde011e022163153859 where: 298 298 299 -((( 300 -**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__//(%%)** 301 -))) 247 +* Device ID: 0xf868411056754138 = f868411056754138 248 +* Version: 0x0064=100=1.0.0 302 302 303 -((( 304 - 250 +* BAT: 0x0c78 = 3192 mV = 3.192V 251 +* Singal: 0x17 = 23 252 +* Mod: 0x01 = 1 253 +* Interrupt: 0x00= 0 254 +* Soil PH: 0x0225= 549 = 5.49 255 +* Soil Temperature:0x010B =267=26.7 °C 256 +* Time stamp : 0x6315537b =1662342011 257 +* Soil Temperature,Soil PH,Time stamp : 010b0226631550fb 258 +* 8 sets of recorded data: Temperature,Soil PH,Time stamp : 010e022663154d77,....... 305 305 306 -**where:** 307 -))) 260 +**2.4 Payload Explanation and Sensor Interface** 308 308 309 -* (% style="color:#037691" %)**Device ID:**(%%)** **0xf868411056754138 = f868411056754138262 +**2.4.1 Device ID** 310 310 311 -* (% style="color:#037691" %)**Version:** (%%) 0x0064=100=1.0.0 312 - 313 -* (% style="color:#037691" %)**BAT:** (%%) 0x0c78 = 3192 mV = 3.192V 314 - 315 -* (% style="color:#037691" %)**Singal:** (%%)0x17 = 23 316 - 317 -* (% style="color:#037691" %)**Mod:** (%%) 0x01 = 1 318 - 319 -* (% style="color:#037691" %)**Interrupt:**(%%) 0x00= 0 320 - 321 -* (% style="color:#037691" %)**Soil PH:** (%%) 0x0225= 549 = 5.49 322 - 323 -* (% style="color:#037691" %)**Soil Temperature:**(%%) 0x010b =267=26.7 °C 324 - 325 -* (% style="color:#037691" %)**Time stamp :** (%%) 0x6315537b =1662342011 ([[Unix Epoch Time>>url:http://www.epochconverter.com/]]) 326 - 327 -* (% style="color:#037691" %)**Soil Temperature,Soil PH,Time stamp : **(%%) 010b0226631550fb 328 - 329 -* (% style="color:#037691" %)**8 sets of recorded data:**(%%) Temperature,Soil PH,Time stamp : 010e022663154d77,....... 330 - 331 - 332 -== 2.4 Payload Explanation and Sensor Interface == 333 - 334 - 335 -=== 2.4.1 Device ID === 336 - 337 - 338 338 By default, the Device ID equal to the last 15 bits of IMEI. 339 339 340 -User can use (% style="color:blue" %)**AT+DEUI**(%%)to set Device ID266 +User can use **AT+DEUI** to set Device ID 341 341 342 - 343 343 **Example:** 344 344 345 345 AT+DEUI=868411056754138 ... ... @@ -346,20 +346,14 @@ 346 346 347 347 The Device ID is stored in a none-erase area, Upgrade the firmware or run AT+FDR won't erase Device ID. 348 348 274 +**2.4.2 Version Info** 349 349 350 - 351 -=== 2.4.2 Version Info === 352 - 353 - 354 354 Specify the software version: 0x64=100, means firmware version 1.00. 355 355 356 356 For example: 0x00 64 : this device is NSPH01 with firmware version 1.0.0. 357 357 280 +**2.4.3 Battery Info** 358 358 359 - 360 -=== 2.4.3 Battery Info === 361 - 362 - 363 363 Check the battery voltage for NSPH01. 364 364 365 365 Ex1: 0x0B45 = 2885mV ... ... @@ -366,11 +366,8 @@ 366 366 367 367 Ex2: 0x0B49 = 2889mV 368 368 288 +**2.4.4 Signal Strength** 369 369 370 - 371 -=== 2.4.4 Signal Strength === 372 - 373 - 374 374 NB-IoT Network signal Strength. 375 375 376 376 **Ex1: 0x1d = 29** ... ... @@ -385,25 +385,18 @@ 385 385 386 386 **99** Not known or not detectable 387 387 304 +**2.4.5 Soil PH** 388 388 389 - 390 -=== 2.4.5 Soil PH === 391 - 392 - 393 393 Get the PH content of the soil. The value range of the register is 300-1000(Decimal), divide this value by 100 to get the percentage of PH in the soil. 394 394 395 -For example, if the data you get from the register is (% style="color:blue" %)**__0x05 0xDC__**(%%), the PH content in the soil is308 +For example, if the data you get from the register is **__0x05 0xDC__**, the PH content in the soil is 396 396 397 - (% style="color:blue" %)**0229(H) = 549(D) /100 = 5.49.**310 +**0229(H) = 549(D) /100 = 5.49.** 398 398 312 +**2.4.6 Soil Temperature** 399 399 314 +Get the temperature in the soil. The value range of the register is -4000 - +800(Decimal), divide this value by 100 to get the temperature in the soil. For example, if the data you get from the register is **__0x09 0xEC__**, the temperature content in the soil is 400 400 401 -=== 2.4.6 Soil Temperature === 402 - 403 - 404 -Get the temperature in the soil. The value range of the register is -4000 - +800(Decimal), divide this value by 100 to get the temperature in the soil. For example, if the data you get from the register is (% style="color:blue" %)**__0x09 0xEC__**(%%), the temperature content in the soil is 405 - 406 - 407 407 **Example**: 408 408 409 409 If payload is 0105H: ((0x0105 & 0x8000)>>15 === 0),temp = 0105(H)/10 = 26.1 °C ... ... @@ -410,62 +410,56 @@ 410 410 411 411 If payload is FF7EH: ((FF7E & 0x8000)>>15 ===1),temp = (FF7E(H)-FFFF(H))/10 = -12.9 °C 412 412 322 +**2.4.7 Timestamp** 413 413 414 - 415 -=== 2.4.7 Timestamp === 416 - 417 - 418 418 Time stamp : 0x6315537b =1662342011 419 419 420 420 Convert Unix timestamp to time 2022-9-5 9:40:11. 421 421 328 +**2.4.8 Digital Interrupt** 422 422 330 +Digital Interrupt refers to pin **GPIO_EXTI**, and there are different trigger methods. When there is a trigger, the NSPH01 will send a packet to the server. 423 423 424 -=== 2.4.8 Digital Interrupt === 425 - 426 - 427 -Digital Interrupt refers to pin (% style="color:blue" %)**GPIO_EXTI**(%%), and there are different trigger methods. When there is a trigger, the NSPH01 will send a packet to the server. 428 - 429 429 The command is: 430 430 431 - (% 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]])**.**334 +**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]])**.** 432 432 433 433 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. 434 434 338 +Example: 435 435 436 -**Example:** 437 - 438 438 0x(00): Normal uplink packet. 439 439 440 440 0x(01): Interrupt Uplink Packet. 441 441 344 +**2.4.9 +5V Output** 442 442 443 - 444 -=== 2.4.9 +5V Output === 445 - 446 - 447 447 NSPH01 will enable +5V output before all sampling and disable the +5v after all sampling. 448 448 449 449 The 5V output time can be controlled by AT Command. 450 450 451 - (% style="color:blue" %)**AT+5VT=1000**350 +**AT+5VT=1000** 452 452 453 453 Means set 5V valid time to have 1000ms. So the real 5V output will actually have 1000ms + sampling time for other sensors.** ** 454 454 455 455 355 +**2.5 Downlink Payload** 456 456 457 -== 2.5 Downlink Payload == 458 - 459 - 460 460 By default, NSPH01 prints the downlink payload to console port. 461 461 359 +(% style="text-align:center" %) 462 462 [[image:image-20220907154636-17.png]] 463 463 464 464 465 -(% style="color:blue" %)**Examples:** 466 466 467 -* (% style="color:#037691" %)** Set TDC** 468 468 365 + 366 + 367 + 368 +**Examples:** 369 + 370 +* **Set TDC** 371 + 469 469 If the payload=0100003C, it means set the END Node's TDC to 0x00003C=60(S), while type code is 01. 470 470 471 471 Payload: 01 00 00 1E TDC=30S ... ... @@ -472,19 +472,16 @@ 472 472 473 473 Payload: 01 00 00 3C TDC=60S 474 474 475 -* (% style="color:#037691" %)**378 +* **Reset** 476 476 477 477 If payload = 0x04FF, it will reset the NSPH01 478 478 479 -* (% style="color:#037691" %)**382 +* **INTMOD** 480 480 481 481 Downlink Payload: 06000003, Set AT+INTMOD=3 482 482 386 +**2.6 LED Indicator** 483 483 484 - 485 -== 2.6 LED Indicator == 486 - 487 - 488 488 The NSPH01 has an internal LED which is to show the status of different state. 489 489 490 490 * When power on, NSPH01 will detect if sensor probe is connected, if probe detected, LED will blink four times. (no blinks in this step is no probe) ... ... @@ -492,22 +492,16 @@ 492 492 * After NSPH01 join NB-IoT network. The LED will be ON for 3 seconds. 493 493 * For each uplink probe, LED will be on for 500ms. 494 494 495 - ==2.7==395 +**2.7 Installation and Maintain** 496 496 397 +**2.7.1 Before measurement** 497 497 498 -=== 2.7.1 Before measurement === 499 - 500 - 501 501 If the NSPH01 has more than 7 days not use or just clean the pH probe. User should put the probe inside pure water for more than 24 hours for activation. If no put in water, user need to put inside soil for more than 24 hours to ensure the measurement accuracy. 502 502 401 +**2.7.2 Measurement** 503 503 403 +**Measurement the soil surface:** 504 504 505 -=== 2.7.2 Measurement === 506 - 507 - 508 -(% style="color:#037691" %)**Measurement the soil surface:** 509 - 510 - 511 511 [[image:image-20220907154700-18.png]] 512 512 513 513 Choose the proper measuring position. Split the surface soil according to the measured deep. ... ... @@ -518,18 +518,14 @@ 518 518 519 519 Put soil over the probe after insert. And start to measure. 520 520 415 +**Measurement inside soil:** 521 521 522 -(% style="color:#037691" %)**Measurement inside soil:** 523 - 524 524 Dig a hole with diameter > 20CM. 525 525 526 526 Insert the probe inside, method like measure the surface. 527 527 421 +**2.7.3 Maintain Probe** 528 528 529 - 530 -=== 2.7.3 Maintain Probe === 531 - 532 - 533 533 1. pH probe electrode is fragile and no strong. User must avoid strong force or hitting it. 534 534 1. After long time use (3~~ 6 months). The probe electrode needs to be clean; user can use high grade sandpaper to polish it or put in 5% hydrochloric acid for several minutes. After the metal probe looks like new, user can use pure water to wash it. 535 535 1. Probe reference electrode is also no strong, need to avoid strong force or hitting. ... ... @@ -537,13 +537,12 @@ 537 537 1. Avoid the probes to touch oily matter. Which will cause issue in accuracy. 538 538 1. The probe is IP68 can be put in water. 539 539 540 - ==2.8==430 +**2.8 PH and Temperature alarm function** 541 541 432 +➢ AT Command: 542 542 543 - (% style="color:#037691" %)**➢ATCommand:**434 +AT+ PHALARM=min,max 544 544 545 -(% style="color:blue" %)**AT+ PHALARM=min,max** 546 - 547 547 ² When min=3, and max≠0, Alarm higher than max 548 548 549 549 ² When min≠0, and max=0, Alarm lower than min ... ... @@ -550,11 +550,10 @@ 550 550 551 551 ² When min≠0 and max≠0, Alarm higher than max or lower than min 552 552 442 +Example: 553 553 554 - (%style="color:blue"%)**Example:**444 +AT+ PHALARM =5,8 ~/~/ Alarm when PH lower than 5. 555 555 556 -AT+ PHALARM =5,8 ~/~/ Alarm when PH lower than 5. 557 - 558 558 AT+ TEMPALARM=min,max 559 559 560 560 ² When min=0, and max≠0, Alarm higher than max ... ... @@ -563,71 +563,55 @@ 563 563 564 564 ² When min≠0 and max≠0, Alarm higher than max or lower than min 565 565 454 +Example: 566 566 567 - (%style="color:blue"%)**Example:**456 +AT+ TEMPALARM=20,30 ~/~/ Alarm when temperature lower than 20. 568 568 569 -AT+ TEMPALARM=20,30 ~/~/ Alarm when temperature lower than 20. 570 570 459 +**2.9 Set the number of data to be uploaded and the recording time** 571 571 461 +➢ AT Command: 572 572 573 -= = 2.9Setthe numberofdatatobeuploadedandhe recording time==463 +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) 574 574 575 575 576 - (%style="color:#037691"%)**➢ATCommand:**466 +AT+NOUD=8 ~/~/The device uploads 8 sets of recorded data by default. Up to 32 sets of record data can be uploaded. 577 577 578 -* (% style="color:blue" %)**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) 579 -* (% style="color:blue" %)**AT+NOUD=8** (%%) ~/~/ The device uploads 8 sets of recorded data by default. Up to 32 sets of record data can be uploaded. 468 +**2.10 Read or Clear cached data** 580 580 581 - T hediagram below explains the relationship between TR, NOUD, andTDC more clearly**:**470 +➢ AT Command: 582 582 583 - [[image:image-20221009000933-1.png||height="750"width="1043"]]472 +AT+CDP ~/~/ Read cached data 584 584 585 - 586 - 587 -== 2.10 Read or Clear cached data == 588 - 589 - 590 -(% style="color:#037691" %)**➢ AT Command:** 591 - 592 -* (% style="color:blue" %)**AT+CDP** (%%) ~/~/ Read cached data 593 -* (% style="color:blue" %)**AT+CDP=0** (%%) ~/~/ Clear cached data 594 - 595 595 [[image:image-20220907154700-19.png]] 596 596 597 597 477 +AT+CDP=0 ~/~/ Clear cached data 598 598 599 -== 2.11 Calibration == 600 600 480 +**2.11 Calibration** 601 601 602 602 User can do calibration for the probe. It is limited to use below pH buffer solution to calibrate: 4.00, 6.86, 9.18. When calibration, user need to clean the electrode and put the probe in the pH buffer solution to wait the value stable ( a new clean electrode might need max 24 hours to be stable). 603 603 604 604 After stable, user can use below command to calibrate. 605 605 606 - 607 607 [[image:image-20220907154700-20.png]] 608 608 488 +**2.8 Firmware Change Log** 609 609 490 +Download URL & Firmware Change log: [[https:~~/~~/www.dropbox.com/sh/1zmcakvbkf24f8x/AACmq2dZ3iRB9F1nVWeEB9Moa?dl=0>>url:https://www.dropbox.com/sh/1zmcakvbkf24f8x/AACmq2dZ3iRB9F1nVWeEB9Moa?dl=0]] 610 610 611 - ==2.12FirmwareChange Log==492 +Upgrade Instruction: [[Upgrade Firmware>>path:#H5.1200BHowtoUpgradeFirmware]] 612 612 494 +**2.9 Battery Analysis** 613 613 614 - Download URL & Firmware Change log: [[https:~~/~~/www.dropbox.com/sh/1tv07fro2pvjqj8/AAD-2wbfGfluTZfh38fQqdA_a?dl=0>>https://www.dropbox.com/sh/1tv07fro2pvjqj8/AAD-2wbfGfluTZfh38fQqdA_a?dl=0]]496 +**2.9.1 Battery Type** 615 615 616 -Upgrade Instruction: [[Upgrade Firmware>>||anchor="H5.1200BHowtoUpgradeFirmware"]] 617 - 618 - 619 - 620 -== 2.13 Battery Analysis == 621 - 622 - 623 -=== 2.13.1 Battery Type === 624 - 625 - 626 626 The NSPH01 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. 627 627 628 628 The battery is designed to last for several years depends on the actually use environment and update interval. 629 629 630 -The battery -related documents as below:502 +The battery related documents as below: 631 631 632 632 * [[Battery Dimension>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]] 633 633 * [[Lithium-Thionyl Chloride Battery datasheet>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]] ... ... @@ -635,18 +635,15 @@ 635 635 636 636 [[image:image-20220907154700-21.png]] 637 637 510 +**2.9.2 Power consumption Analyze** 638 638 639 - 640 -=== 2.13.2 Power consumption Analyze === 641 - 642 - 643 643 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. 644 644 645 645 Instruction to use as below: 646 646 647 - (% style="color:blue" %)**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/]]516 +**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/]] 648 648 649 - (% style="color:blue" %)**Step 2: **(%%)Open it and choose518 +**Step 2: ** Open it and choose 650 650 651 651 * Product Model 652 652 * Uplink Interval ... ... @@ -654,45 +654,34 @@ 654 654 655 655 And the Life expectation in difference case will be shown on the right. 656 656 657 - 526 +(% style="text-align:center" %) 658 658 [[image:image-20220907154700-22.jpeg]] 659 659 660 660 661 661 531 +**2.9.3 Battery Note** 662 662 663 -=== 2.13.3 Battery Note === 664 - 665 - 666 666 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 transmit LoRa, then the battery life may be decreased. 667 667 535 +**2.9.4 Replace the battery** 668 668 669 - 670 -=== 2.13.4 Replace the battery === 671 - 672 - 673 673 The default battery pack of NSPH01 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). 674 674 539 +**3. Access NB-IoT Module** 675 675 676 - 677 -= 3. Access NB-IoT Module = 678 - 679 - 680 680 Users can directly access the AT command set of the NB-IoT module. 681 681 682 682 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/]] 683 683 684 - 545 +(% style="text-align:center" %) 685 685 [[image:image-20220907154700-23.png]] 686 686 687 687 688 688 550 +**4. Using the AT Commands** 689 689 690 - =4.UsingtheAT Commands=552 +**4.1 Access AT Commands** 691 691 692 - 693 -== 4.1 Access AT Commands == 694 - 695 - 696 696 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]] 697 697 698 698 AT+<CMD>? : Help on <CMD> ... ... @@ -703,9 +703,8 @@ 703 703 704 704 AT+<CMD>=? : Get the value 705 705 564 +**General Commands** 706 706 707 -(% style="color:#037691" %)**General Commands** 708 - 709 709 AT : Attention 710 710 711 711 AT? : Short Help ... ... @@ -730,18 +730,13 @@ 730 730 731 731 AT+TR : Get or Set record time" 732 732 733 -AT+APN : Get or set the APN 734 734 735 -AT+FBAND : Get or Set whether to automatically modify the frequency band 736 - 737 -AT+DNSCFG : Get or Set DNS Server 738 - 739 -AT+GETSENSORVALUE : Returns the current sensor measurement 740 - 741 741 AT+NOUD : Get or Set the number of data to be uploaded 742 742 593 + 743 743 AT+CDP : Read or Clear cached data 744 744 596 + 745 745 AT+TEMPALARM : Get or Set alarm of temp 746 746 747 747 AT+PHALARM : Get or Set alarm of PH ... ... @@ -749,18 +749,16 @@ 749 749 AT+ PHCAL : calibrate PH value 750 750 751 751 752 - (% style="color:#037691" %)**COAP Management**604 +**COAP Management** 753 753 754 754 AT+URI : Resource parameters 755 755 608 +**UDP Management** 756 756 757 -(% style="color:#037691" %)**UDP Management** 758 - 759 759 AT+CFM : Upload confirmation mode (only valid for UDP) 760 760 612 +**MQTT Management** 761 761 762 -(% style="color:#037691" %)**MQTT Management** 763 - 764 764 AT+CLIENT : Get or Set MQTT client 765 765 766 766 AT+UNAME : Get or Set MQTT Username ... ... @@ -771,79 +771,54 @@ 771 771 772 772 AT+SUBTOPIC : Get or Set MQTT subscription topic 773 773 624 +**Information** 774 774 775 -(% style="color:#037691" %)**Information** 776 - 777 777 AT+FDR : Factory Data Reset 778 778 779 779 AT+PWORD : Serial Access Password 780 780 630 +**5. FAQ** 781 781 632 +**5.1 How to Upgrade Firmware** 782 782 783 -= 5. FAQ = 784 - 785 - 786 -== 5.1 How to Upgrade Firmware == 787 - 788 - 789 789 User can upgrade the firmware for 1) bug fix, 2) new feature release. 790 790 791 791 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]] 792 792 793 - (% style="color:red" %)**Notice, NSPH01 andLSPH01 share the same mother board. They use the same connection and method to update.**638 +**Notice, **NSPH01 **and **NSPH01 **share the same mother board. They use the same connection and method to update.** 794 794 640 +**5.2 Can I calibrate NSPH01 to different soil types?** 795 795 796 - 797 -== 5.2 Can I calibrate NSPH01 to different soil types? == 798 - 799 - 800 800 NSPH01 is calibrated for saline-alkali soil and loamy soil. If users want to use it for other soil, they can calibrate the value in the IoT platform base on the value measured by saline-alkali soil and loamy soil. The formula can be found at [[this link>>url:https://www.dragino.com/downloads/downloads/LoRa_End_Node/LSE01/Calibrate_to_other_Soil_20220605.pdf]]. 801 801 644 +**6. Trouble Shooting** 802 802 646 +**6.1 Connection problem when uploading firmware** 803 803 804 -= 6. Trouble Shooting = 805 - 806 - 807 -== 6.1 Connection problem when uploading firmware == 808 - 809 - 810 810 **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]] 811 811 650 +**6.2 AT Command input doesn't work** 812 812 652 +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. 813 813 814 - == 6.2ATCommandinput doesn't work==654 +**7. Order Info** 815 815 816 - 817 -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. 818 - 819 - 820 - 821 -= 7. Order Info = 822 - 823 - 824 824 Part Number**:** NSPH01 825 825 658 +**8. Packing Info** 826 826 827 - 828 -= 8. Packing Info = 829 - 830 - 831 831 **Package Includes**: 832 832 833 -* NSPH01 NB-IoT pHSensor x 1662 +* NSPH01 NB-IoT Soil Moisture & EC Sensor x 1 834 834 * External antenna x 1 835 835 836 836 **Dimension and weight**: 837 837 838 -* Device Size: cm 839 -* Device Weight: g 840 -* Package Size / pcs : cm 841 -* Weight / pcs : g 667 +* Size: 195 x 125 x 55 mm 668 +* Weight: 420g 842 842 670 +**9. Support** 843 843 844 -= 9. Support = 845 - 846 - 847 847 * 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. 848 848 * 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]] 849 849
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