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From version < 50.2 >
edited by Xiaoling
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7 7  
8 8  
9 9  
10 -= 1. Introduction =
10 += 1.  Introduction =
11 11  
12 12  
13 -== 1.1 ​What is NSPH01 Soil pH Sensor ==
13 +== 1.1 ​ What is NSPH01 Soil pH Sensor ==
14 14  
15 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.
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 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.
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 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 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.
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 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.
24 24  
25 -(% style="text-align:center" %)
25 +
26 26  [[image:image-20220907153151-1.png]]
27 27  
28 -(% style="text-align:center" %)
28 +
29 29  [[image:M_K`YF9`CAYAE\@}3T]FHT$9.png]]
30 30  
31 -== 1.2 Features ==
32 32  
32 +
33 +== 1.2  Features ==
34 +
35 +
33 33  * NB-IoT Bands: B1/B3/B8/B5/B20/B28 @H-FDD
34 34  * Monitor soil pH with temperature compensation.
35 35  * Monitor soil temperature
... ... @@ -47,12 +47,13 @@
47 47  
48 48  == 1.3  Specification ==
49 49  
50 -**Common DC Characteristics:**
51 51  
54 +(% style="color:#037691" %)**Common DC Characteristics:**
55 +
52 52  * Supply Voltage: 2.1v ~~ 3.6v
53 53  * Operating Temperature: -40 ~~ 85°C
54 54  
55 -**NB-IoT Spec:**
59 +(% style="color:#037691" %)**NB-IoT Spec:**
56 56  
57 57  * - B1 @H-FDD: 2100MHz
58 58  * - B3 @H-FDD: 1800MHz
... ... @@ -61,10 +61,11 @@
61 61  * - B20 @H-FDD: 800MHz
62 62  * - B28 @H-FDD: 700MHz
63 63  
64 -== 1.4 Probe Specification ==
68 +== 1.4  Probe Specification ==
65 65  
66 -**Soil pH:**
67 67  
71 +(% style="color:#037691" %)**Soil pH:**
72 +
68 68  * Range: 3 ~~ 10 pH
69 69  * Resolution: 0.01 pH
70 70  * Accuracy: ±2% under (0~~50 ℃, Accuracy will poor under 0 due to frozen)
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72 72  * IP68 Protection
73 73  * Length: 3.5 meters
74 74  
75 -**Soil Temperature:**
80 +(% style="color:#037691" %)**Soil Temperature:**
76 76  
77 77  * Range -40℃～85℃
78 78  * Resolution: 0.1℃
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86 86  
87 87  == 1.6 Pin mapping and power on ==
88 88  
89 -(% style="text-align:center" %)
94 +
90 90  [[image:image-20220907153300-2.png]]
91 91  
92 92  
98 +
93 93  = 2.  Use NSPH01 to communicate with IoT Server =
94 94  
101 +
95 95  == 2.1  How it works ==
96 96  
104 +
97 97  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.
98 98  
99 99  The diagram below shows the working flow in default firmware of NSPH01:
100 100  
101 -(% style="text-align:center" %)
109 +
102 102  [[image:image-20220907153416-3.png]]
103 103  
112 +
113 +
104 104  == 2.2 ​ Configure the NSPH01 ==
105 105  
116 +
106 106  === 2.2.1 Test Requirement ===
107 107  
119 +
108 108  To use NSPH01 in the field, make sure meet below requirements:
109 109  
110 110  * Your local operator has already distributed a NB-IoT Network there.
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113 113  
114 114  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.
115 115  
116 -(% style="text-align:center" %)
128 +
117 117  [[image:image-20220907153445-4.png]]
118 118  
119 119  
132 +
120 120  === 2.2.2 Insert SIM card ===
121 121  
135 +
122 122  User need to take out the NB-IoT module and insert the SIM card like below. ((% style="color:red" %) Pay attention to the direction(%%))
123 123  
124 -(% style="text-align:center" %)
125 125  [[image:image-20220907153505-5.png]]
126 126  
140 +
141 +
127 127  === 2.2.3 Connect USB – TTL to NSPH01 to configure it ===
128 128  
129 -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.
130 130  
131 -**Connection:**
145 +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.
132 132  
133 - USB TTL GND <~-~-~-~-> GND
134 134  
135 - USB TTL TXD <~-~-~-~-> UART_RXD
148 +(% style="color:blue" %)**Connection:**
136 136  
137 - USB TTL RXD <~-~-~-~-> UART_TXD
150 +**~ (% style="background-color:yellow" %) USB TTL GND <~-~-~-~->  GND(%%)**
138 138  
152 +**~ (% style="background-color:yellow" %) USB TTL TXD  <~-~-~-~->  UART_RXD(%%)**
153 +
154 +**~ (% style="background-color:yellow" %) USB TTL RXD  <~-~-~-~->  UART_TXD(%%)**
155 +
156 +
139 139  In the PC, use below serial tool settings:
140 140  
141 -* Baud:  **9600**
142 -* Data bits:** 8**
143 -* Stop bits: **1**
144 -* Parity:  **None**
145 -* Flow Control: **None**
159 +* Baud:  (% style="color:green" %)**9600**
160 +* Data bits:**  (% style="color:green" %)8(%%)**
161 +* Stop bits:  (% style="color:green" %)**1**
162 +* Parity:  (% style="color:green" %)**None**
163 +* Flow Control: (% style="color:green" %)**None**
164 +*
146 146  
147 -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.
166 +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.
148 148  
149 -(% style="text-align:center" %)
150 -[[image:image-20220907153529-6.png]]
151 151  
152 -**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]]
169 +[[image:image-20220912144017-1.png]]
153 153  
171 +
172 +(% 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]]
173 +
174 +
175 +
154 154  === 2.2.4 Use CoAP protocol to uplink data ===
155 155  
156 -**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/]]
157 157  
158 -**Use below commands:**
179 +(% 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/]]
159 159  
160 -* **AT+PRO=1**   ~/~/ Set to use CoAP protocol to uplink
161 -* **AT+SERVADDR=120.24.4.116,5683   ** ~/~/ to set CoAP server address and port
162 -* **AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** ~/~/Set COAP resource path
163 163  
182 +(% style="color:blue" %)**Use below commands:**
183 +
184 +* (% style="color:#037691" %)**AT+PRO=1**                         (%%) ~/~/  Set to use CoAP protocol to uplink
185 +* (% style="color:#037691" %)**AT+SERVADDR=120.24.4.116,5683   ** (%%) ~/~/  to set CoAP server address and port
186 +* (% style="color:#037691" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/  Set COAP resource path
187 +
164 164  For parameter description, please refer to AT command set
165 165  
166 -(% style="text-align:center" %)
190 +
167 167  [[image:image-20220907153551-7.png||height="502" width="740"]]
168 168  
169 -After configure the server address and **reset the device** (via AT+ATZ ), NSPH01 will start to uplink sensor values to CoAP server.
170 170  
171 -(% style="text-align:center" %)
194 +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.
195 +
196 +
172 172  [[image:image-20220907153612-8.png||height="529" width="729"]]
173 173  
174 174  
200 +
175 175  === 2.2.5 Use UDP protocol to uplink data(Default protocol) ===
176 176  
203 +
177 177  This feature is supported since firmware version v1.0.1
205 +(%%)
206 +* **(% style="color:blue" %)AT+PRO=2   ** ~/~/  Set to use UDP protocol to uplink
207 +* **(% style="color:blue" %)AT+SERVADDR=120.24.4.116,5601   ** (%%) ~/~/  to set UDP server address and port
208 +* **(% style="color:blue" %)AT+CFM=1       ** (%%) ~/~/  If the server does not respond, this command is unnecessar
178 178  
179 -* **AT+PRO=2   ** ~/~/ Set to use UDP protocol to uplink
180 -* **AT+SERVADDR=120.24.4.116,5601   ** ~/~/ to set UDP server address and port
181 -* **AT+CFM=1       ** ~/~/If the server does not respond, this command is unnecessar
182 -
183 -(% style="text-align:center" %)
184 184  [[image:image-20220907153643-9.png||height="401" width="734"]]
185 185  
186 -(% style="text-align:center" %)
212 +
187 187  [[image:image-20220907153703-10.png||height="309" width="738"]]
188 188  
189 189  
image-20220912144017-1.png
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