Changes for page NSPH01-NB-IoT Soil pH Sensor User Manual
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... ... @@ -1,31 +1,45 @@ 1 1 (% style="text-align:center" %) 2 -[[image:)YK]Y_LZJIO]J2~~VA}OQJM2.png]] 2 +[[image:)YK]Y_LZJIO]J2~~VA}OQJM2.png||height="442" width="410"]] 3 3 4 - =**1.Introduction**=4 +**Table of Contents:** 5 5 6 - == **1.1 Whatis NSPH01 Soil pH Sensor** ==6 +{{toc/}} 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. 9 9 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. 11 11 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 + 12 12 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. 16 16 17 -(% style="text-align:center" %) 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 + 18 18 [[image:image-20220907153151-1.png]] 19 19 20 - (% style="text-align:center" %)31 + 21 21 [[image:M_K`YF9`CAYAE\@}3T]FHT$9.png]] 22 22 23 -**1.2 Features** 24 24 35 + 36 +== 1.2 Features == 37 + 38 + 25 25 * NB-IoT Bands: B1/B3/B8/B5/B20/B28 @H-FDD 26 26 * Monitor soil pH with temperature compensation. 27 27 * Monitor soil temperature 28 -* PH and Temperature alarm function42 +* pH and Temperature alarm function 29 29 * Monitor Battery Level 30 30 * Support pH calibration by end user 31 31 * Uplink on periodically ... ... @@ -34,17 +34,19 @@ 34 34 * IP68 rate for the Sensor Probe 35 35 * Ultra-Low Power consumption 36 36 * AT Commands to change parameters 37 -* Micro SIM card slot for NB-IoT SIM51 +* Micro SIM card slot 38 38 * 8500mAh Battery for long term use 39 39 40 -**1.3 Specification** 41 41 42 - **CommonDCCharacteristics:**55 +== 1.3 Specification == 43 43 57 + 58 +(% style="color:#037691" %)**Common DC Characteristics:** 59 + 44 44 * Supply Voltage: 2.1v ~~ 3.6v 45 45 * Operating Temperature: -40 ~~ 85°C 46 46 47 -**NB-IoT Spec:** 63 +(% style="color:#037691" %)**NB-IoT Spec:** 48 48 49 49 * - B1 @H-FDD: 2100MHz 50 50 * - B3 @H-FDD: 1800MHz ... ... @@ -53,10 +53,12 @@ 53 53 * - B20 @H-FDD: 800MHz 54 54 * - B28 @H-FDD: 700MHz 55 55 56 -**1.4 Probe Specification** 57 57 58 - **SoilpH:**73 +== 1.4 Probe Specification == 59 59 75 + 76 +(% style="color:#037691" %)**Soil pH:** 77 + 60 60 * Range: 3 ~~ 10 pH 61 61 * Resolution: 0.01 pH 62 62 * Accuracy: ±2% under (0~~50 ℃, Accuracy will poor under 0 due to frozen) ... ... @@ -64,7 +64,7 @@ 64 64 * IP68 Protection 65 65 * Length: 3.5 meters 66 66 67 -**Soil Temperature:** 85 +(% style="color:#037691" %)**Soil Temperature:** 68 68 69 69 * Range -40℃~85℃ 70 70 * Resolution: 0.1℃ ... ... @@ -72,199 +72,256 @@ 72 72 * IP68 Protection 73 73 * Length: 3.5 meters 74 74 75 -**1.5 Applications** 76 76 94 +== 1.5 Applications == 95 + 96 + 77 77 * Smart Agriculture 78 78 79 -**1.6 Pin mapping and power on** 80 80 81 -(% style="text-align:center" %) 100 +== 1.6 Pin mapping and power on == 101 + 102 + 82 82 [[image:image-20220907153300-2.png]] 83 83 84 84 85 -**2. Use NSPH01 to communicate with IoT Server** 86 86 87 - **2.1Howit works**107 += 2. Use NSPH01 to communicate with IoT Server = 88 88 109 + 110 +== 2.1 How it works == 111 + 112 + 89 89 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. 90 90 91 91 The diagram below shows the working flow in default firmware of NSPH01: 92 92 93 - (% style="text-align:center" %)117 + 94 94 [[image:image-20220907153416-3.png]] 95 95 96 -**2.2 Configure the NSPH01** 97 97 98 -**2.2.1 Test Requirement** 99 99 100 - TouseNSPH01in your city, make suremeetbelowrequirements:122 +== 2.2 Configure the NSPH01 == 101 101 124 + 125 +=== 2.2.1 Test Requirement === 126 + 127 + 128 +To use NSPH01 in the field, make sure meet below requirements: 129 + 102 102 * Your local operator has already distributed a NB-IoT Network there. 103 103 * The local NB-IoT network used the band that NSPH01 supports. 104 104 * Your operator is able to distribute the data received in their NB-IoT network to your IoT server. 105 105 106 -Below figure shows our testing structure. 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. 107 107 108 - (% style="text-align:center" %)136 + 109 109 [[image:image-20220907153445-4.png]] 110 110 111 111 112 -**2.2.2 Insert SIM card** 113 113 114 -Insert the NB-IoTCardget from your provider.141 +=== 2.2.2 Insert SIM card === 115 115 116 -User need to take out the NB-IoT module and insert the SIM card like below: 117 117 118 -(% style="text-align:center" %) 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 + 119 119 [[image:image-20220907153505-5.png]] 120 120 121 -**2.2.3 Connect USB – TTL to NSPH01 to configure it** 122 122 123 -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. 124 124 125 - **Connection:**151 +=== 2.2.3 Connect USB – TTL to NSPH01 to configure it === 126 126 127 - USB TTL GND <~-~-~-~-> GND 128 128 129 - USB TTL TXD<~-~-~-~->UART_RXD154 +User need 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 USB to TTL adapter to connect to NSPH01 and use AT Commands to configure it, as below. 130 130 131 - USB TTL RXD <~-~-~-~-> UART_TXD 132 132 157 +(% 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 + 133 133 In the PC, use below serial tool settings: 134 134 135 -* Baud: **9600** 136 -* Data bits:** 8** 137 -* Stop bits: **1** 138 -* Parity: **None** 139 -* Flow Control: **None** 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** 140 140 141 -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. 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. 142 142 143 -(% style="text-align:center" %) 144 -[[image:image-20220907153529-6.png]] 145 145 146 - **Note: the valid AT Commands can befound at:**[[**https:~~/~~/www.dropbox.com/sh/351dwor6joz8nwh/AADn1BQaAAxLF_QMyU8NkW47a?dl=0**>>url:https://www.dropbox.com/sh/351dwor6joz8nwh/AADn1BQaAAxLF_QMyU8NkW47a?dl=0]]177 +[[image:image-20220912144017-1.png]] 147 147 148 -**2.2.4 Use CoAP protocol to uplink data** 149 149 150 -**Note: if you don'taveCoAP server,youcanrefer thislinkto setupone: **[[**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 +(% 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]] 151 151 152 -**Use below commands:** 153 153 154 -* **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 157 157 184 +=== 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 + 158 158 For parameter description, please refer to AT command set 159 159 160 - (% style="text-align:center" %)198 + 161 161 [[image:image-20220907153551-7.png||height="502" width="740"]] 162 162 163 -After configure the server address and **reset the device** (via AT+ATZ ), NSPH01 will start to uplink sensor values to CoAP server. 164 164 165 -(% style="text-align:center" %) 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 + 166 166 [[image:image-20220907153612-8.png||height="529" width="729"]] 167 167 168 168 169 -**2.2.5 Use UDP protocol to uplink data(Default protocol)** 170 170 209 +=== 2.2.5 Use UDP protocol to uplink data(Default protocol) === 210 + 211 + 171 171 This feature is supported since firmware version v1.0.1 172 172 173 -* **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 +* (% style="color:blue" %)**AT+PRO=2 ** (%%) ~/~/ Set to use UDP protocol to uplink 215 +* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5601 ** (%%) ~/~/ to set UDP server address and port 216 +* (% style="color:blue" %)**AT+CFM=1 ** (%%) ~/~/ If the server does not respond, this command is unnecessar 176 176 177 -(% style="text-align:center" %) 178 178 [[image:image-20220907153643-9.png||height="401" width="734"]] 179 179 180 - (% style="text-align:center" %)220 + 181 181 [[image:image-20220907153703-10.png||height="309" width="738"]] 182 182 183 183 184 -**2.2.6 Use MQTT protocol to uplink data** 185 185 225 +=== 2.2.6 Use MQTT protocol to uplink data === 226 + 227 + 186 186 This feature is supported since firmware version v110 187 187 188 -* **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 230 +* (% style="color:blue" %)**AT+PRO=3 ** (%%) ~/~/ Set to use MQTT protocol to uplink 231 +* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883 ** (%%) ~/~/ Set MQTT server address and port 232 +* (% style="color:blue" %)**AT+CLIENT=CLIENT ** (%%) ~/~/ Set up the CLIENT of MQTT 233 +* (% style="color:blue" %)**AT+UNAME=UNAME **(%%)~/~/ Set the username of MQTT 234 +* (% style="color:blue" %)**AT+PWD=PWD **(%%)~/~/ Set the password of MQTT 235 +* (% style="color:blue" %)**AT+PUBTOPIC=NSE01_PUB **(%%)~/~/ Set the sending topic of MQTT 236 +* (% style="color:blue" %)**AT+SUBTOPIC=NSE01_SUB ** (%%) ~/~/ Set the subscription topic of MQTT 195 195 196 -(% style="text-align:center" %) 197 197 [[image:image-20220907153739-11.png||height="491" width="764"]] 198 198 199 - (% style="text-align:center" %)240 + 200 200 [[image:image-20220907153751-12.png||height="555" width="769"]] 201 201 243 + 202 202 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. 203 203 204 -**2.2.7 Use TCP protocol to uplink data** 205 205 247 + 248 + 249 +=== 2.2.7 Use TCP protocol to uplink data === 250 + 251 + 206 206 This feature is supported since firmware version v110 207 207 208 -* **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 254 +* (% style="color:blue" %)**AT+PRO=4 ** (%%) ~/~/ Set to use TCP protocol to uplink 255 +* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5600 ** (%%) ~/~/ to set TCP server address and port 210 210 211 -(% style="text-align:center" %) 212 212 [[image:image-20220907153818-13.png||height="486" width="668"]] 213 213 214 - (% style="text-align:center" %)259 + 215 215 [[image:image-20220907153827-14.png||height="236" width="684"]] 216 216 217 -**2.2.8 Change Update Interval** 218 218 219 -User can use below command to change the **uplink interval**. 220 220 221 - * **AT+TDC=600**~/~/ SetUpdate Intervalto 600s264 +=== 2.2.8 Change Update Interval === 222 222 223 -**NOTE:** 224 224 225 - **~1. By default,thedevice willsend an uplinkmessage every 2 hour.**267 +Users can use the below command to change the **uplink interval**. 226 226 227 -**2 .3UplinkPayload**269 +* (% style="color:blue" %)**AT+TDC=7200 ** (%%) ~/~/ Set Update Interval to 7200s (2 hour) 228 228 271 +(% 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 + 229 229 In this mode, uplink payload includes 87 bytes in total by default. 230 230 231 231 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. 232 232 233 -(% 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" %)4235 -|(% style="width:9 3px" %)**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 +(% 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:25px" %)**2**|(% style="width:60px" %)**1**|(% style="width:20px" %)**1**|(% style="width:40px" %)**1**|(% style="width:40px" %)**2**|(% style="width:50px" %)**2**|(% style="width:50px" %)**4**|(% style="width:50px" %)**2**|(% style="width:30px" %)**2**|(% style="width:40px" %)**4** 284 +|=(% style="width: 96px;" %)**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 ..... 236 236 237 237 If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NSPH01 uplink data. 238 238 239 -(% style="text-align:center" %) 240 240 [[image:image-20220907153902-15.png||height="581" width="804"]] 241 241 242 242 291 +((( 243 243 The payload is ASCII string, representative same HEX: 293 +))) 244 244 245 -0xf86841105675413800640c781701000225010b6315537b010b0226631550fb010e022663154d7701110225631549f1011502246315466b01190223631542e5011d022163153f62011e022163153bde011e022163153859 where: 295 +((( 296 + 297 +))) 246 246 247 -* Device ID: 0xf868411056754138 = f868411056754138 248 -* Version: 0x0064=100=1.0.0 299 +((( 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 +))) 249 249 250 -* 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,....... 303 +((( 304 + 259 259 260 -**2.4 Payload Explanation and Sensor Interface** 306 +**where:** 307 +))) 261 261 262 -* *2.4.1309 +* (% style="color:#037691" %)**Device ID:**(%%)** **0xf868411056754138 = f868411056754138 263 263 311 +* (% 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 + 264 264 By default, the Device ID equal to the last 15 bits of IMEI. 265 265 266 -User can use **AT+DEUI** to set Device ID 340 +User can use (% style="color:blue" %)**AT+DEUI** (%%)to set Device ID 267 267 342 + 268 268 **Example:** 269 269 270 270 AT+DEUI=868411056754138 ... ... @@ -271,14 +271,20 @@ 271 271 272 272 The Device ID is stored in a none-erase area, Upgrade the firmware or run AT+FDR won't erase Device ID. 273 273 274 -**2.4.2 Version Info** 275 275 350 + 351 +=== 2.4.2 Version Info === 352 + 353 + 276 276 Specify the software version: 0x64=100, means firmware version 1.00. 277 277 278 278 For example: 0x00 64 : this device is NSPH01 with firmware version 1.0.0. 279 279 280 -**2.4.3 Battery Info** 281 281 359 + 360 +=== 2.4.3 Battery Info === 361 + 362 + 282 282 Check the battery voltage for NSPH01. 283 283 284 284 Ex1: 0x0B45 = 2885mV ... ... @@ -285,8 +285,11 @@ 285 285 286 286 Ex2: 0x0B49 = 2889mV 287 287 288 -**2.4.4 Signal Strength** 289 289 370 + 371 +=== 2.4.4 Signal Strength === 372 + 373 + 290 290 NB-IoT Network signal Strength. 291 291 292 292 **Ex1: 0x1d = 29** ... ... @@ -301,18 +301,25 @@ 301 301 302 302 **99** Not known or not detectable 303 303 304 -**2.4.5 Soil PH** 305 305 389 + 390 +=== 2.4.5 Soil PH === 391 + 392 + 306 306 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. 307 307 308 -For example, if the data you get from the register is **__0x05 0xDC__**, the PH content in the soil is 395 +For example, if the data you get from the register is (% style="color:blue" %)**__0x05 0xDC__**(%%), the PH content in the soil is 309 309 310 -**0229(H) = 549(D) /100 = 5.49.** 397 +(% style="color:blue" %)**0229(H) = 549(D) /100 = 5.49.** 311 311 312 -**2.4.6 Soil Temperature** 313 313 314 -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 315 315 401 +=== 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 + 316 316 **Example**: 317 317 318 318 If payload is 0105H: ((0x0105 & 0x8000)>>15 === 0),temp = 0105(H)/10 = 26.1 °C ... ... @@ -319,56 +319,62 @@ 319 319 320 320 If payload is FF7EH: ((FF7E & 0x8000)>>15 ===1),temp = (FF7E(H)-FFFF(H))/10 = -12.9 °C 321 321 322 -**2.4.7 Timestamp** 323 323 414 + 415 +=== 2.4.7 Timestamp === 416 + 417 + 324 324 Time stamp : 0x6315537b =1662342011 325 325 326 326 Convert Unix timestamp to time 2022-9-5 9:40:11. 327 327 328 -**2.4.8 Digital Interrupt** 329 329 330 -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. 331 331 424 +=== 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 + 332 332 The command is: 333 333 334 -**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]])**.** 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]])**.** 335 335 336 336 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. 337 337 338 -Example: 339 339 436 +**Example:** 437 + 340 340 0x(00): Normal uplink packet. 341 341 342 342 0x(01): Interrupt Uplink Packet. 343 343 344 -**2.4.9 +5V Output** 345 345 443 + 444 +=== 2.4.9 +5V Output === 445 + 446 + 346 346 NSPH01 will enable +5V output before all sampling and disable the +5v after all sampling. 347 347 348 348 The 5V output time can be controlled by AT Command. 349 349 350 -**AT+5VT=1000** 451 +(% style="color:blue" %)**AT+5VT=1000** 351 351 352 352 Means set 5V valid time to have 1000ms. So the real 5V output will actually have 1000ms + sampling time for other sensors.** ** 353 353 354 354 355 -**2.5 Downlink Payload** 356 356 457 +== 2.5 Downlink Payload == 458 + 459 + 357 357 By default, NSPH01 prints the downlink payload to console port. 358 358 359 -(% style="text-align:center" %) 360 360 [[image:image-20220907154636-17.png]] 361 361 362 362 465 +(% style="color:blue" %)**Examples:** 363 363 467 +* (% style="color:#037691" %)** Set TDC** 364 364 365 - 366 - 367 - 368 -**Examples:** 369 - 370 -* **Set TDC** 371 - 372 372 If the payload=0100003C, it means set the END Node's TDC to 0x00003C=60(S), while type code is 01. 373 373 374 374 Payload: 01 00 00 1E TDC=30S ... ... @@ -375,16 +375,19 @@ 375 375 376 376 Payload: 01 00 00 3C TDC=60S 377 377 378 -* **Reset** 475 +* (% style="color:#037691" %)** Reset** 379 379 380 -If payload = 0x04FF, it will reset the NS E01477 +If payload = 0x04FF, it will reset the NSPH01 381 381 382 -* **INTMOD** 479 +* (% style="color:#037691" %)** INTMOD** 383 383 384 384 Downlink Payload: 06000003, Set AT+INTMOD=3 385 385 386 -**2.6 LED Indicator** 387 387 484 + 485 +== 2.6 LED Indicator == 486 + 487 + 388 388 The NSPH01 has an internal LED which is to show the status of different state. 389 389 390 390 * 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) ... ... @@ -392,16 +392,22 @@ 392 392 * After NSPH01 join NB-IoT network. The LED will be ON for 3 seconds. 393 393 * For each uplink probe, LED will be on for 500ms. 394 394 395 - **2.7 Installation and Maintain**495 +== 2.7 Installation and Maintain == 396 396 397 -**2.7.1 Before measurement** 398 398 498 +=== 2.7.1 Before measurement === 499 + 500 + 399 399 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. 400 400 401 -**2.7.2 Measurement** 402 402 403 -**Measurement the soil surface:** 404 404 505 +=== 2.7.2 Measurement === 506 + 507 + 508 +(% style="color:#037691" %)**Measurement the soil surface:** 509 + 510 + 405 405 [[image:image-20220907154700-18.png]] 406 406 407 407 Choose the proper measuring position. Split the surface soil according to the measured deep. ... ... @@ -412,14 +412,18 @@ 412 412 413 413 Put soil over the probe after insert. And start to measure. 414 414 415 -**Measurement inside soil:** 416 416 522 +(% style="color:#037691" %)**Measurement inside soil:** 523 + 417 417 Dig a hole with diameter > 20CM. 418 418 419 419 Insert the probe inside, method like measure the surface. 420 420 421 -**2.7.3 Maintain Probe** 422 422 529 + 530 +=== 2.7.3 Maintain Probe === 531 + 532 + 423 423 1. pH probe electrode is fragile and no strong. User must avoid strong force or hitting it. 424 424 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. 425 425 1. Probe reference electrode is also no strong, need to avoid strong force or hitting. ... ... @@ -427,12 +427,13 @@ 427 427 1. Avoid the probes to touch oily matter. Which will cause issue in accuracy. 428 428 1. The probe is IP68 can be put in water. 429 429 430 - **2.8 PH and Temperature alarm function**540 +== 2.8 PH and Temperature alarm function == 431 431 432 -➢ AT Command: 433 433 434 -AT +PHALARM=min,max543 +(% style="color:#037691" %)**➢ AT Command:** 435 435 545 +(% style="color:blue" %)**AT+ PHALARM=min,max** 546 + 436 436 ² When min=3, and max≠0, Alarm higher than max 437 437 438 438 ² When min≠0, and max=0, Alarm lower than min ... ... @@ -439,10 +439,11 @@ 439 439 440 440 ² When min≠0 and max≠0, Alarm higher than max or lower than min 441 441 442 -Example: 443 443 444 - AT+PHALARM =3,5 ~/~/ Alarm when PHlowerthan 5.554 +(% style="color:blue" %)**Example:** 445 445 556 +AT+ PHALARM =5,8 ~/~/ Alarm when PH lower than 5. 557 + 446 446 AT+ TEMPALARM=min,max 447 447 448 448 ² When min=0, and max≠0, Alarm higher than max ... ... @@ -451,55 +451,71 @@ 451 451 452 452 ² When min≠0 and max≠0, Alarm higher than max or lower than min 453 453 454 -Example: 455 455 456 - AT+TEMPALARM=0,20 ~/~/ Alarm whentemperaturelower than 20.567 +(% style="color:blue" %)**Example:** 457 457 569 +AT+ TEMPALARM=20,30 ~/~/ Alarm when temperature lower than 20. 458 458 459 -**2.9 Set the number of data to be uploaded and the recording time** 460 460 461 -➢ AT Command: 462 462 463 - AT+TR=900~/~/Theunitis seconds, andthedefaultistorecordataonceevery900 seconds.( The minimum can beset to 180 seconds)573 +== 2.9 Set the number of data to be uploaded and the recording time == 464 464 465 465 466 - AT+NOUD=8~/~/The device uploads8 sets of recorded data by default. Up to2setsofrecord data canbe uploaded.576 +(% style="color:#037691" %)**➢ AT Command:** 467 467 468 -**2.10 Read or Clear cached data** 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. 469 469 470 - ➢ATCommand:581 + The diagram below explains the relationship between TR, NOUD, and TDC more clearly**:** 471 471 472 - AT+CDP ~/~/ Read cacheddata583 +[[image:image-20221009000933-1.png||height="750" width="1043"]] 473 473 585 + 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 + 474 474 [[image:image-20220907154700-19.png]] 475 475 476 476 477 -AT+CDP=0 ~/~/ Clear cached data 478 478 599 +== 2.11 Calibration == 479 479 480 -**2.11 Calibration** 481 481 482 482 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). 483 483 484 484 After stable, user can use below command to calibrate. 485 485 606 + 486 486 [[image:image-20220907154700-20.png]] 487 487 488 -**2.8 Firmware Change Log** 489 489 490 -Download URL & Firmware Change log: [[https:~~/~~/www.dropbox.com/sh/1zmcakvbkf24f8x/AACmq2dZ3iRB9F1nVWeEB9Moa?dl=0>>url:https://www.dropbox.com/sh/1zmcakvbkf24f8x/AACmq2dZ3iRB9F1nVWeEB9Moa?dl=0]] 491 491 492 - UpgradeInstruction:[[UpgradeFirmware>>path:#H5.1200BHowtoUpgradeFirmware]]611 +== 2.12 Firmware Change Log == 493 493 494 -**2.9 Battery Analysis** 495 495 496 - **2.9.1Battery Type**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]] 497 497 616 +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 + 498 498 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. 499 499 500 500 The battery is designed to last for several years depends on the actually use environment and update interval. 501 501 502 -The battery 630 +The battery-related documents as below: 503 503 504 504 * [[Battery Dimension>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]] 505 505 * [[Lithium-Thionyl Chloride Battery datasheet>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]] ... ... @@ -507,15 +507,18 @@ 507 507 508 508 [[image:image-20220907154700-21.png]] 509 509 510 -**2.9.2 Power consumption Analyze** 511 511 639 + 640 +=== 2.13.2 Power consumption Analyze === 641 + 642 + 512 512 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. 513 513 514 514 Instruction to use as below: 515 515 516 -**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/]] 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/]] 517 517 518 -**Step 2: ** Open it and choose 649 +(% style="color:blue" %)**Step 2: **(%%) Open it and choose 519 519 520 520 * Product Model 521 521 * Uplink Interval ... ... @@ -523,34 +523,45 @@ 523 523 524 524 And the Life expectation in difference case will be shown on the right. 525 525 526 - (% style="text-align:center" %)657 + 527 527 [[image:image-20220907154700-22.jpeg]] 528 528 529 529 530 530 531 -**2.9.3 Battery Note** 532 532 663 +=== 2.13.3 Battery Note === 664 + 665 + 533 533 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. 534 534 535 -**2.9.4 Replace the battery** 536 536 669 + 670 +=== 2.13.4 Replace the battery === 671 + 672 + 537 537 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). 538 538 539 -**3. Access NB-IoT Module** 540 540 676 + 677 += 3. Access NB-IoT Module = 678 + 679 + 541 541 Users can directly access the AT command set of the NB-IoT module. 542 542 543 543 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/]] 544 544 545 - (% style="text-align:center" %)684 + 546 546 [[image:image-20220907154700-23.png]] 547 547 548 548 549 549 550 -**4. Using the AT Commands** 551 551 552 - **4.1AccessAT Commands**690 += 4. Using the AT Commands = 553 553 692 + 693 +== 4.1 Access AT Commands == 694 + 695 + 554 554 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]] 555 555 556 556 AT+<CMD>? : Help on <CMD> ... ... @@ -561,8 +561,9 @@ 561 561 562 562 AT+<CMD>=? : Get the value 563 563 564 -**General Commands** 565 565 707 +(% style="color:#037691" %)**General Commands** 708 + 566 566 AT : Attention 567 567 568 568 AT? : Short Help ... ... @@ -587,13 +587,18 @@ 587 587 588 588 AT+TR : Get or Set record time" 589 589 733 +AT+APN : Get or set the APN 590 590 591 -AT+N OUDnumber ofdatabe uploaded735 +AT+FBAND : Get or Set whether to automatically modify the frequency band 592 592 737 +AT+DNSCFG : Get or Set DNS Server 593 593 594 -AT+ CDPad orClearcacheddata739 +AT+GETSENSORVALUE : Returns the current sensor measurement 595 595 741 +AT+NOUD : Get or Set the number of data to be uploaded 596 596 743 +AT+CDP : Read or Clear cached data 744 + 597 597 AT+TEMPALARM : Get or Set alarm of temp 598 598 599 599 AT+PHALARM : Get or Set alarm of PH ... ... @@ -601,16 +601,18 @@ 601 601 AT+ PHCAL : calibrate PH value 602 602 603 603 604 -**COAP Management** 752 +(% style="color:#037691" %)**COAP Management** 605 605 606 606 AT+URI : Resource parameters 607 607 608 -**UDP Management** 609 609 757 +(% style="color:#037691" %)**UDP Management** 758 + 610 610 AT+CFM : Upload confirmation mode (only valid for UDP) 611 611 612 -**MQTT Management** 613 613 762 +(% style="color:#037691" %)**MQTT Management** 763 + 614 614 AT+CLIENT : Get or Set MQTT client 615 615 616 616 AT+UNAME : Get or Set MQTT Username ... ... @@ -621,54 +621,79 @@ 621 621 622 622 AT+SUBTOPIC : Get or Set MQTT subscription topic 623 623 624 -**Information** 625 625 775 +(% style="color:#037691" %)**Information** 776 + 626 626 AT+FDR : Factory Data Reset 627 627 628 628 AT+PWORD : Serial Access Password 629 629 630 -**5. FAQ** 631 631 632 -**5.1 How to Upgrade Firmware** 633 633 783 += 5. FAQ = 784 + 785 + 786 +== 5.1 How to Upgrade Firmware == 787 + 788 + 634 634 User can upgrade the firmware for 1) bug fix, 2) new feature release. 635 635 636 636 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]] 637 637 638 -**Notice, **NSPH01**and**NSPH01**share the same mother board. They use the same connection and method to update.**793 +(% style="color:red" %)**Notice, NSPH01 and LSPH01 share the same mother board. They use the same connection and method to update.** 639 639 640 -**5.2 Can I calibrate NSPH01 to different soil types?** 641 641 796 + 797 +== 5.2 Can I calibrate NSPH01 to different soil types? == 798 + 799 + 642 642 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]]. 643 643 644 -**6. Trouble Shooting** 645 645 646 -**6.1 Connection problem when uploading firmware** 647 647 804 += 6. Trouble Shooting = 805 + 806 + 807 +== 6.1 Connection problem when uploading firmware == 808 + 809 + 648 648 **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]] 649 649 650 -**6.2 AT Command input doesn't work** 651 651 652 -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. 653 653 654 - **7.OrderInfo**814 +== 6.2 AT Command input doesn't work == 655 655 816 + 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 + 656 656 Part Number**:** NSPH01 657 657 658 -**8. Packing Info** 659 659 827 + 828 += 8. Packing Info = 829 + 830 + 660 660 **Package Includes**: 661 661 662 -* NSPH01 NB-IoT SoilMoisture & ECSensor x 1833 +* NSPH01 NB-IoT pH Sensor x 1 663 663 * External antenna x 1 664 664 665 665 **Dimension and weight**: 666 666 667 -* Size: 195 x 125 x 55 mm 668 -* Weight: 420g 838 +* Device Size: cm 839 +* Device Weight: g 840 +* Package Size / pcs : cm 841 +* Weight / pcs : g 669 669 670 -**9. Support** 671 671 844 += 9. Support = 845 + 846 + 672 672 * 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. 673 673 * 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]] 674 674
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