Changes for page NSPH01-NB-IoT Soil pH Sensor User Manual
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... ... @@ -1,42 +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. 21 -\\NSPH01 supports different uplink methods include (% style="color:blue" %)**TCP,MQTT,UDP and CoAP **(%%)for different application requirement.22 -\\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)23 -\\To use NSPH01, user needs to check if there is NB-IoT coverage in the installationarea and with the bands NSPH01 supports. If the local operatorsupportsit, user needs to get a(% style="color:blue" %)**NB-IoT SIM card**(%%)from local operator and install NSPH01 to get NB-IoT network connection.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. 24 24 25 - 17 +(% style="text-align:center" %) 26 26 [[image:image-20220907153151-1.png]] 27 27 28 - 20 +(% style="text-align:center" %) 29 29 [[image:M_K`YF9`CAYAE\@}3T]FHT$9.png]] 30 30 23 +**1.2 Features** 31 31 32 - 33 -== 1.2 Features == 34 - 35 - 36 36 * NB-IoT Bands: B1/B3/B8/B5/B20/B28 @H-FDD 37 37 * Monitor soil pH with temperature compensation. 38 38 * Monitor soil temperature 39 -* pH and Temperature alarm function28 +* PH and Temperature alarm function 40 40 * Monitor Battery Level 41 41 * Support pH calibration by end user 42 42 * Uplink on periodically ... ... @@ -45,19 +45,17 @@ 45 45 * IP68 rate for the Sensor Probe 46 46 * Ultra-Low Power consumption 47 47 * AT Commands to change parameters 48 -* Micro SIM card slot 37 +* Micro SIM card slot for NB-IoT SIM 49 49 * 8500mAh Battery for long term use 50 50 40 +**1.3 Specification** 51 51 52 - ==1.3Specification ==42 +**Common DC Characteristics:** 53 53 54 - 55 -(% style="color:#037691" %)**Common DC Characteristics:** 56 - 57 57 * Supply Voltage: 2.1v ~~ 3.6v 58 58 * Operating Temperature: -40 ~~ 85°C 59 59 60 - (% style="color:#037691" %)**NB-IoT Spec:**47 +**NB-IoT Spec:** 61 61 62 62 * - B1 @H-FDD: 2100MHz 63 63 * - B3 @H-FDD: 1800MHz ... ... @@ -66,12 +66,10 @@ 66 66 * - B20 @H-FDD: 800MHz 67 67 * - B28 @H-FDD: 700MHz 68 68 56 +**1.4 Probe Specification** 69 69 70 - == 1.4 ProbeSpecification==58 +**Soil pH:** 71 71 72 - 73 -(% style="color:#037691" %)**Soil pH:** 74 - 75 75 * Range: 3 ~~ 10 pH 76 76 * Resolution: 0.01 pH 77 77 * Accuracy: ±2% under (0~~50 ℃, Accuracy will poor under 0 due to frozen) ... ... @@ -79,7 +79,7 @@ 79 79 * IP68 Protection 80 80 * Length: 3.5 meters 81 81 82 - (% style="color:#037691" %)**Soil Temperature:**67 +**Soil Temperature:** 83 83 84 84 * Range -40℃~85℃ 85 85 * Resolution: 0.1℃ ... ... @@ -87,256 +87,199 @@ 87 87 * IP68 Protection 88 88 * Length: 3.5 meters 89 89 75 +**1.5 Applications** 90 90 91 -== 1.5 Applications == 92 - 93 - 94 94 * Smart Agriculture 95 95 79 +**1.6 Pin mapping and power on** 96 96 97 -== 1.6 Pin mapping and power on == 98 - 99 - 81 +(% style="text-align:center" %) 100 100 [[image:image-20220907153300-2.png]] 101 101 102 102 85 +**2. Use NSPH01 to communicate with IoT Server** 103 103 104 - =2.Use NSPH01 tocommunicatewith IoT Server =87 +**2.1 How it works** 105 105 106 - 107 -== 2.1 How it works == 108 - 109 - 110 110 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. 111 111 112 112 The diagram below shows the working flow in default firmware of NSPH01: 113 113 114 - 93 +(% style="text-align:center" %) 115 115 [[image:image-20220907153416-3.png]] 116 116 96 +**2.2 Configure the NSPH01** 117 117 98 +**2.2.1 Test Requirement** 118 118 119 - ==2.2Configure theNSPH01 ==100 +To use NSPH01 in your city, make sure meet below requirements: 120 120 121 - 122 -=== 2.2.1 Test Requirement === 123 - 124 - 125 -To use NSPH01 in the field, make sure meet below requirements: 126 - 127 127 * Your local operator has already distributed a NB-IoT Network there. 128 128 * The local NB-IoT network used the band that NSPH01 supports. 129 129 * Your operator is able to distribute the data received in their NB-IoT network to your IoT server. 130 130 131 -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 132 132 133 - 108 +(% style="text-align:center" %) 134 134 [[image:image-20220907153445-4.png]] 135 135 136 136 112 +**2.2.2 Insert SIM card** 137 137 138 - === 2.2.2InsertSIMcard===114 +Insert the NB-IoT Card get from your provider. 139 139 116 +User need to take out the NB-IoT module and insert the SIM card like below: 140 140 141 -User need to take out the NB-IoT module and insert the SIM card like below. ((% style="color:red" %) Pay attention to the direction(%%)) 142 - 143 - 118 +(% style="text-align:center" %) 144 144 [[image:image-20220907153505-5.png]] 145 145 121 +**2.2.3 Connect USB – TTL to NSPH01 to configure it** 146 146 123 +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. 147 147 148 - === 2.2.3ConnectUSB – TTL toNSPH01 to configure it ===125 +**Connection:** 149 149 127 + USB TTL GND <~-~-~-~-> GND 150 150 151 - 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 152 152 131 + USB TTL RXD <~-~-~-~-> UART_TXD 153 153 154 -(% style="color:blue" %)**Connection:** 155 - 156 -**~ (% style="background-color:yellow" %) USB TTL GND <~-~-~-~-> GND(%%)** 157 - 158 -**~ (% style="background-color:yellow" %) USB TTL TXD <~-~-~-~-> UART_RXD(%%)** 159 - 160 -**~ (% style="background-color:yellow" %) USB TTL RXD <~-~-~-~-> UART_TXD(%%)** 161 - 162 - 163 163 In the PC, use below serial tool settings: 164 164 165 -* Baud: (% style="color:green" %)**9600**166 -* Data bits:** (% style="color:green" %)8(%%)**167 -* Stop bits: (% style="color:green" %)**1**168 -* Parity: (% style="color:green" %)**None**169 -* Flow Control: (%style="color:green" %)**None**135 +* Baud: **9600** 136 +* Data bits:** 8** 137 +* Stop bits: **1** 138 +* Parity: **None** 139 +* Flow Control: **None** 170 170 171 -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. 172 172 143 +(% style="text-align:center" %) 144 +[[image:image-20220907153529-6.png]] 173 173 174 - [[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]] 175 175 148 +**2.2.4 Use CoAP protocol to uplink data** 176 176 177 - (% 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/]] 178 178 152 +**Use below commands:** 179 179 154 +* **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 180 180 181 -=== 2.2.4 Use CoAP protocol to uplink data === 182 - 183 - 184 -(% 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/]] 185 - 186 - 187 -(% style="color:blue" %)**Use below commands:** 188 - 189 -* (% style="color:#037691" %)**AT+PRO=1** (%%) ~/~/ Set to use CoAP protocol to uplink 190 -* (% style="color:#037691" %)**AT+SERVADDR=120.24.4.116,5683 ** (%%) ~/~/ to set CoAP server address and port 191 -* (% style="color:#037691" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/ Set COAP resource path 192 - 193 193 For parameter description, please refer to AT command set 194 194 195 - 160 +(% style="text-align:center" %) 196 196 [[image:image-20220907153551-7.png||height="502" width="740"]] 197 197 163 +After configure the server address and **reset the device** (via AT+ATZ ), NSPH01 will start to uplink sensor values to CoAP server. 198 198 199 -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. 200 - 201 - 165 +(% style="text-align:center" %) 202 202 [[image:image-20220907153612-8.png||height="529" width="729"]] 203 203 204 204 169 +**2.2.5 Use UDP protocol to uplink data(Default protocol)** 205 205 206 -=== 2.2.5 Use UDP protocol to uplink data(Default protocol) === 207 - 208 - 209 209 This feature is supported since firmware version v1.0.1 210 210 211 -* (% style="color:blue" %)**AT+PRO=2 **(%%)~/~/212 -* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5601 **(%%)~/~/213 -* (% 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 214 214 177 +(% style="text-align:center" %) 215 215 [[image:image-20220907153643-9.png||height="401" width="734"]] 216 216 217 - 180 +(% style="text-align:center" %) 218 218 [[image:image-20220907153703-10.png||height="309" width="738"]] 219 219 220 220 184 +**2.2.6 Use MQTT protocol to uplink data** 221 221 222 -=== 2.2.6 Use MQTT protocol to uplink data === 223 - 224 - 225 225 This feature is supported since firmware version v110 226 226 227 -* (% style="color:blue" %)**AT+PRO=3 **(%%)~/~/228 -* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883 **(%%)~/~/229 -* (% style="color:blue" %)**AT+CLIENT=CLIENT **(%%)~/~/230 -* (% style="color:blue" %)**AT+UNAME=UNAME **(%%)~/~/231 -* (% style="color:blue" %)**AT+PWD=PWD **(%%)~/~/232 -* (% style="color:blue" %)**AT+PUBTOPIC=NSE01_PUB **(%%)~/~/233 -* (% 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 234 234 196 +(% style="text-align:center" %) 235 235 [[image:image-20220907153739-11.png||height="491" width="764"]] 236 236 237 - 199 +(% style="text-align:center" %) 238 238 [[image:image-20220907153751-12.png||height="555" width="769"]] 239 239 240 - 241 241 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. 242 242 204 +**2.2.7 Use TCP protocol to uplink data** 243 243 244 - 245 - 246 -=== 2.2.7 Use TCP protocol to uplink data === 247 - 248 - 249 249 This feature is supported since firmware version v110 250 250 251 -* (% style="color:blue" %)**AT+PRO=4 **(%%)~/~/ Set to use TCP protocol to uplink252 -* (% 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 253 253 211 +(% style="text-align:center" %) 254 254 [[image:image-20220907153818-13.png||height="486" width="668"]] 255 255 256 - 214 +(% style="text-align:center" %) 257 257 [[image:image-20220907153827-14.png||height="236" width="684"]] 258 258 217 +**2.2.8 Change Update Interval** 259 259 219 +User can use below command to change the **uplink interval**. 260 260 261 -= ==2.2.8Change Update Interval===221 +* **AT+TDC=600 ** ~/~/ Set Update Interval to 600s 262 262 223 +**NOTE:** 263 263 264 - Userscanuse thebelowcommandto changethe **uplinkinterval**.225 +**~1. By default, the device will send an uplink message every 2 hour.** 265 265 266 -* (% style="color:blue" %)**AT+TDC=7200** (%%) ~/~/ SetUpdate Intervalto7200s (2 hour)227 +**2.3 Uplink Payload** 267 267 268 -(% 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).** 269 - 270 - 271 - 272 -== 2.3 Uplink Payload == 273 - 274 - 275 275 In this mode, uplink payload includes 87 bytes in total by default. 276 276 277 277 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. 278 278 279 -(% border="1.5"style="background-color:#ffffcc; color:green;width:520px" %)280 -| =(% 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**281 -| =(% 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 ..... 282 282 283 283 If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NSPH01 uplink data. 284 284 239 +(% style="text-align:center" %) 285 285 [[image:image-20220907153902-15.png||height="581" width="804"]] 286 286 287 287 288 -((( 289 289 The payload is ASCII string, representative same HEX: 290 -))) 291 291 292 -((( 293 - 294 -))) 245 +0xf86841105675413800640c781701000225010b6315537b010b0226631550fb010e022663154d7701110225631549f1011502246315466b01190223631542e5011d022163153f62011e022163153bde011e022163153859 where: 295 295 296 -((( 297 -**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__//(%%)** 298 -))) 247 +* Device ID: 0xf868411056754138 = f868411056754138 248 +* Version: 0x0064=100=1.0.0 299 299 300 -((( 301 - 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,....... 302 302 303 -**where:** 304 -))) 260 +**2.4 Payload Explanation and Sensor Interface** 305 305 306 -* (% style="color:#037691" %)**Device ID:**(%%)** **0xf868411056754138 = f868411056754138262 +**2.4.1 Device ID** 307 307 308 -* (% style="color:#037691" %)**Version:** (%%) 0x0064=100=1.0.0 309 - 310 -* (% style="color:#037691" %)**BAT:** (%%) 0x0c78 = 3192 mV = 3.192V 311 - 312 -* (% style="color:#037691" %)**Singal:** (%%)0x17 = 23 313 - 314 -* (% style="color:#037691" %)**Mod:** (%%) 0x01 = 1 315 - 316 -* (% style="color:#037691" %)**Interrupt:**(%%) 0x00= 0 317 - 318 -* (% style="color:#037691" %)**Soil PH:** (%%) 0x0225= 549 = 5.49 319 - 320 -* (% style="color:#037691" %)**Soil Temperature:**(%%) 0x010b =267=26.7 °C 321 - 322 -* (% style="color:#037691" %)**Time stamp :** (%%) 0x6315537b =1662342011 ([[Unix Epoch Time>>url:http://www.epochconverter.com/]]) 323 - 324 -* (% style="color:#037691" %)**Soil Temperature,Soil PH,Time stamp : **(%%) 010b0226631550fb 325 - 326 -* (% style="color:#037691" %)**8 sets of recorded data:**(%%) Temperature,Soil PH,Time stamp : 010e022663154d77,....... 327 - 328 - 329 -== 2.4 Payload Explanation and Sensor Interface == 330 - 331 - 332 -=== 2.4.1 Device ID === 333 - 334 - 335 335 By default, the Device ID equal to the last 15 bits of IMEI. 336 336 337 -User can use (% style="color:blue" %)**AT+DEUI**(%%)to set Device ID266 +User can use **AT+DEUI** to set Device ID 338 338 339 - 340 340 **Example:** 341 341 342 342 AT+DEUI=868411056754138 ... ... @@ -343,20 +343,14 @@ 343 343 344 344 The Device ID is stored in a none-erase area, Upgrade the firmware or run AT+FDR won't erase Device ID. 345 345 274 +**2.4.2 Version Info** 346 346 347 - 348 -=== 2.4.2 Version Info === 349 - 350 - 351 351 Specify the software version: 0x64=100, means firmware version 1.00. 352 352 353 353 For example: 0x00 64 : this device is NSPH01 with firmware version 1.0.0. 354 354 280 +**2.4.3 Battery Info** 355 355 356 - 357 -=== 2.4.3 Battery Info === 358 - 359 - 360 360 Check the battery voltage for NSPH01. 361 361 362 362 Ex1: 0x0B45 = 2885mV ... ... @@ -363,11 +363,8 @@ 363 363 364 364 Ex2: 0x0B49 = 2889mV 365 365 288 +**2.4.4 Signal Strength** 366 366 367 - 368 -=== 2.4.4 Signal Strength === 369 - 370 - 371 371 NB-IoT Network signal Strength. 372 372 373 373 **Ex1: 0x1d = 29** ... ... @@ -382,25 +382,18 @@ 382 382 383 383 **99** Not known or not detectable 384 384 304 +**2.4.5 Soil PH** 385 385 386 - 387 -=== 2.4.5 Soil PH === 388 - 389 - 390 390 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. 391 391 392 -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 393 393 394 - (% style="color:blue" %)**0229(H) = 549(D) /100 = 5.49.**310 +**0229(H) = 549(D) /100 = 5.49.** 395 395 312 +**2.4.6 Soil Temperature** 396 396 314 +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 397 397 398 -=== 2.4.6 Soil Temperature === 399 - 400 - 401 -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 402 - 403 - 404 404 **Example**: 405 405 406 406 If payload is 0105H: ((0x0105 & 0x8000)>>15 === 0),temp = 0105(H)/10 = 26.1 °C ... ... @@ -407,62 +407,56 @@ 407 407 408 408 If payload is FF7EH: ((FF7E & 0x8000)>>15 ===1),temp = (FF7E(H)-FFFF(H))/10 = -12.9 °C 409 409 322 +**2.4.7 Timestamp** 410 410 411 - 412 -=== 2.4.7 Timestamp === 413 - 414 - 415 415 Time stamp : 0x6315537b =1662342011 416 416 417 417 Convert Unix timestamp to time 2022-9-5 9:40:11. 418 418 328 +**2.4.8 Digital Interrupt** 419 419 330 +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. 420 420 421 -=== 2.4.8 Digital Interrupt === 422 - 423 - 424 -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. 425 - 426 426 The command is: 427 427 428 - (% 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]])**.** 429 429 430 430 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. 431 431 338 +Example: 432 432 433 -**Example:** 434 - 435 435 0x(00): Normal uplink packet. 436 436 437 437 0x(01): Interrupt Uplink Packet. 438 438 344 +**2.4.9 +5V Output** 439 439 440 - 441 -=== 2.4.9 +5V Output === 442 - 443 - 444 444 NSPH01 will enable +5V output before all sampling and disable the +5v after all sampling. 445 445 446 446 The 5V output time can be controlled by AT Command. 447 447 448 - (% style="color:blue" %)**AT+5VT=1000**350 +**AT+5VT=1000** 449 449 450 450 Means set 5V valid time to have 1000ms. So the real 5V output will actually have 1000ms + sampling time for other sensors.** ** 451 451 452 452 355 +**2.5 Downlink Payload** 453 453 454 -== 2.5 Downlink Payload == 455 - 456 - 457 457 By default, NSPH01 prints the downlink payload to console port. 458 458 359 +(% style="text-align:center" %) 459 459 [[image:image-20220907154636-17.png]] 460 460 461 461 462 -(% style="color:blue" %)**Examples:** 463 463 464 -* (% style="color:#037691" %)** Set TDC** 465 465 365 + 366 + 367 + 368 +**Examples:** 369 + 370 +* **Set TDC** 371 + 466 466 If the payload=0100003C, it means set the END Node's TDC to 0x00003C=60(S), while type code is 01. 467 467 468 468 Payload: 01 00 00 1E TDC=30S ... ... @@ -469,19 +469,16 @@ 469 469 470 470 Payload: 01 00 00 3C TDC=60S 471 471 472 -* (% style="color:#037691" %)**378 +* **Reset** 473 473 474 -If payload = 0x04FF, it will reset the NS PH01380 +If payload = 0x04FF, it will reset the NSE01 475 475 476 -* (% style="color:#037691" %)**382 +* **INTMOD** 477 477 478 478 Downlink Payload: 06000003, Set AT+INTMOD=3 479 479 386 +**2.6 LED Indicator** 480 480 481 - 482 -== 2.6 LED Indicator == 483 - 484 - 485 485 The NSPH01 has an internal LED which is to show the status of different state. 486 486 487 487 * 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) ... ... @@ -489,22 +489,16 @@ 489 489 * After NSPH01 join NB-IoT network. The LED will be ON for 3 seconds. 490 490 * For each uplink probe, LED will be on for 500ms. 491 491 492 - ==2.7==395 +**2.7 Installation and Maintain** 493 493 397 +**2.7.1 Before measurement** 494 494 495 -=== 2.7.1 Before measurement === 496 - 497 - 498 498 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. 499 499 401 +**2.7.2 Measurement** 500 500 403 +**Measurement the soil surface:** 501 501 502 -=== 2.7.2 Measurement === 503 - 504 - 505 -(% style="color:#037691" %)**Measurement the soil surface:** 506 - 507 - 508 508 [[image:image-20220907154700-18.png]] 509 509 510 510 Choose the proper measuring position. Split the surface soil according to the measured deep. ... ... @@ -515,18 +515,14 @@ 515 515 516 516 Put soil over the probe after insert. And start to measure. 517 517 415 +**Measurement inside soil:** 518 518 519 -(% style="color:#037691" %)**Measurement inside soil:** 520 - 521 521 Dig a hole with diameter > 20CM. 522 522 523 523 Insert the probe inside, method like measure the surface. 524 524 421 +**2.7.3 Maintain Probe** 525 525 526 - 527 -=== 2.7.3 Maintain Probe === 528 - 529 - 530 530 1. pH probe electrode is fragile and no strong. User must avoid strong force or hitting it. 531 531 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. 532 532 1. Probe reference electrode is also no strong, need to avoid strong force or hitting. ... ... @@ -534,13 +534,12 @@ 534 534 1. Avoid the probes to touch oily matter. Which will cause issue in accuracy. 535 535 1. The probe is IP68 can be put in water. 536 536 537 - ==2.8==430 +**2.8 PH and Temperature alarm function** 538 538 432 +➢ AT Command: 539 539 540 - (% style="color:#037691" %)**➢ATCommand:**434 +AT+ PHALARM=min,max 541 541 542 -(% style="color:blue" %)**AT+ PHALARM=min,max** 543 - 544 544 ² When min=3, and max≠0, Alarm higher than max 545 545 546 546 ² When min≠0, and max=0, Alarm lower than min ... ... @@ -547,11 +547,10 @@ 547 547 548 548 ² When min≠0 and max≠0, Alarm higher than max or lower than min 549 549 442 +Example: 550 550 551 - (%style="color:blue"%)**Example:**444 +AT+ PHALARM =3,5 ~/~/ Alarm when PH lower than 5. 552 552 553 -AT+ PHALARM =5,8 ~/~/ Alarm when PH lower than 5. 554 - 555 555 AT+ TEMPALARM=min,max 556 556 557 557 ² When min=0, and max≠0, Alarm higher than max ... ... @@ -560,71 +560,55 @@ 560 560 561 561 ² When min≠0 and max≠0, Alarm higher than max or lower than min 562 562 454 +Example: 563 563 564 - (%style="color:blue"%)**Example:**456 +AT+ TEMPALARM=0,20 ~/~/ Alarm when temperature lower than 20. 565 565 566 -AT+ TEMPALARM=20,30 ~/~/ Alarm when temperature lower than 20. 567 567 459 +**2.9 Set the number of data to be uploaded and the recording time** 568 568 461 +➢ AT Command: 569 569 570 -= = 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) 571 571 572 572 573 - (%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. 574 574 575 -* (% 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) 576 -* (% 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** 577 577 578 - T hediagram below explains the relationship between TR, NOUD, andTDC more clearly**:**470 +➢ AT Command: 579 579 580 - [[image:image-20221009000933-1.png||height="750"width="1043"]]472 +AT+CDP ~/~/ Read cached data 581 581 582 - 583 - 584 -== 2.10 Read or Clear cached data == 585 - 586 - 587 -(% style="color:#037691" %)**➢ AT Command:** 588 - 589 -* (% style="color:blue" %)**AT+CDP** (%%) ~/~/ Read cached data 590 -* (% style="color:blue" %)**AT+CDP=0** (%%) ~/~/ Clear cached data 591 - 592 592 [[image:image-20220907154700-19.png]] 593 593 594 594 477 +AT+CDP=0 ~/~/ Clear cached data 595 595 596 -== 2.11 Calibration == 597 597 480 +**2.11 Calibration** 598 598 599 599 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). 600 600 601 601 After stable, user can use below command to calibrate. 602 602 603 - 604 604 [[image:image-20220907154700-20.png]] 605 605 488 +**2.8 Firmware Change Log** 606 606 490 +Download URL & Firmware Change log: [[https:~~/~~/www.dropbox.com/sh/1zmcakvbkf24f8x/AACmq2dZ3iRB9F1nVWeEB9Moa?dl=0>>url:https://www.dropbox.com/sh/1zmcakvbkf24f8x/AACmq2dZ3iRB9F1nVWeEB9Moa?dl=0]] 607 607 608 - ==2.12FirmwareChange Log==492 +Upgrade Instruction: [[Upgrade Firmware>>path:#H5.1200BHowtoUpgradeFirmware]] 609 609 494 +**2.9 Battery Analysis** 610 610 611 - 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** 612 612 613 -Upgrade Instruction: [[Upgrade Firmware>>||anchor="H5.1200BHowtoUpgradeFirmware"]] 614 - 615 - 616 - 617 -== 2.13 Battery Analysis == 618 - 619 - 620 -=== 2.13.1 Battery Type === 621 - 622 - 623 623 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. 624 624 625 625 The battery is designed to last for several years depends on the actually use environment and update interval. 626 626 627 -The battery -related documents as below:502 +The battery related documents as below: 628 628 629 629 * [[Battery Dimension>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]] 630 630 * [[Lithium-Thionyl Chloride Battery datasheet>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]] ... ... @@ -632,18 +632,15 @@ 632 632 633 633 [[image:image-20220907154700-21.png]] 634 634 510 +**2.9.2 Power consumption Analyze** 635 635 636 - 637 -=== 2.13.2 Power consumption Analyze === 638 - 639 - 640 640 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. 641 641 642 642 Instruction to use as below: 643 643 644 - (% 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/]] 645 645 646 - (% style="color:blue" %)**Step 2: **(%%)Open it and choose518 +**Step 2: ** Open it and choose 647 647 648 648 * Product Model 649 649 * Uplink Interval ... ... @@ -651,45 +651,34 @@ 651 651 652 652 And the Life expectation in difference case will be shown on the right. 653 653 654 - 526 +(% style="text-align:center" %) 655 655 [[image:image-20220907154700-22.jpeg]] 656 656 657 657 658 658 531 +**2.9.3 Battery Note** 659 659 660 -=== 2.13.3 Battery Note === 661 - 662 - 663 663 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. 664 664 535 +**2.9.4 Replace the battery** 665 665 666 - 667 -=== 2.13.4 Replace the battery === 668 - 669 - 670 670 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). 671 671 539 +**3. Access NB-IoT Module** 672 672 673 - 674 -= 3. Access NB-IoT Module = 675 - 676 - 677 677 Users can directly access the AT command set of the NB-IoT module. 678 678 679 679 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/]] 680 680 681 - 545 +(% style="text-align:center" %) 682 682 [[image:image-20220907154700-23.png]] 683 683 684 684 685 685 550 +**4. Using the AT Commands** 686 686 687 - =4.UsingtheAT Commands=552 +**4.1 Access AT Commands** 688 688 689 - 690 -== 4.1 Access AT Commands == 691 - 692 - 693 693 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]] 694 694 695 695 AT+<CMD>? : Help on <CMD> ... ... @@ -700,9 +700,8 @@ 700 700 701 701 AT+<CMD>=? : Get the value 702 702 564 +**General Commands** 703 703 704 -(% style="color:#037691" %)**General Commands** 705 - 706 706 AT : Attention 707 707 708 708 AT? : Short Help ... ... @@ -727,18 +727,13 @@ 727 727 728 728 AT+TR : Get or Set record time" 729 729 730 -AT+APN : Get or set the APN 731 731 732 -AT+FBAND : Get or Set whether to automatically modify the frequency band 733 - 734 -AT+DNSCFG : Get or Set DNS Server 735 - 736 -AT+GETSENSORVALUE : Returns the current sensor measurement 737 - 738 738 AT+NOUD : Get or Set the number of data to be uploaded 739 739 593 + 740 740 AT+CDP : Read or Clear cached data 741 741 596 + 742 742 AT+TEMPALARM : Get or Set alarm of temp 743 743 744 744 AT+PHALARM : Get or Set alarm of PH ... ... @@ -746,18 +746,16 @@ 746 746 AT+ PHCAL : calibrate PH value 747 747 748 748 749 - (% style="color:#037691" %)**COAP Management**604 +**COAP Management** 750 750 751 751 AT+URI : Resource parameters 752 752 608 +**UDP Management** 753 753 754 -(% style="color:#037691" %)**UDP Management** 755 - 756 756 AT+CFM : Upload confirmation mode (only valid for UDP) 757 757 612 +**MQTT Management** 758 758 759 -(% style="color:#037691" %)**MQTT Management** 760 - 761 761 AT+CLIENT : Get or Set MQTT client 762 762 763 763 AT+UNAME : Get or Set MQTT Username ... ... @@ -768,79 +768,54 @@ 768 768 769 769 AT+SUBTOPIC : Get or Set MQTT subscription topic 770 770 624 +**Information** 771 771 772 -(% style="color:#037691" %)**Information** 773 - 774 774 AT+FDR : Factory Data Reset 775 775 776 776 AT+PWORD : Serial Access Password 777 777 630 +**5. FAQ** 778 778 632 +**5.1 How to Upgrade Firmware** 779 779 780 -= 5. FAQ = 781 - 782 - 783 -== 5.1 How to Upgrade Firmware == 784 - 785 - 786 786 User can upgrade the firmware for 1) bug fix, 2) new feature release. 787 787 788 788 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]] 789 789 790 - (% 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.** 791 791 640 +**5.2 Can I calibrate NSPH01 to different soil types?** 792 792 793 - 794 -== 5.2 Can I calibrate NSPH01 to different soil types? == 795 - 796 - 797 797 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]]. 798 798 644 +**6. Trouble Shooting** 799 799 646 +**6.1 Connection problem when uploading firmware** 800 800 801 -= 6. Trouble Shooting = 802 - 803 - 804 -== 6.1 Connection problem when uploading firmware == 805 - 806 - 807 807 **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]] 808 808 650 +**6.2 AT Command input doesn't work** 809 809 652 +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. 810 810 811 - == 6.2ATCommandinput doesn't work==654 +**7. Order Info** 812 812 813 - 814 -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. 815 - 816 - 817 - 818 -= 7. Order Info = 819 - 820 - 821 821 Part Number**:** NSPH01 822 822 658 +**8. Packing Info** 823 823 824 - 825 -= 8. Packing Info = 826 - 827 - 828 828 **Package Includes**: 829 829 830 -* NSPH01 NB-IoT pHSensor x 1662 +* NSPH01 NB-IoT Soil Moisture & EC Sensor x 1 831 831 * External antenna x 1 832 832 833 833 **Dimension and weight**: 834 834 835 -* Device Size: cm 836 -* Device Weight: g 837 -* Package Size / pcs : cm 838 -* Weight / pcs : g 667 +* Size: 195 x 125 x 55 mm 668 +* Weight: 420g 839 839 670 +**9. Support** 840 840 841 -= 9. Support = 842 - 843 - 844 844 * 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. 845 845 * 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]] 846 846
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