Last modified by Mengting Qiu on 2024/04/02 16:44
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From version < 67.2 >
edited by Xiaoling
on 2022/07/08 18:09
To version < 81.3 >
edited by Xiaoling
on 2022/07/09 09:32
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1 1  (% style="text-align:center" %)
2 -[[image:1657271519014-786.png]]
2 +[[image:image-20220709085040-1.png||height="542" width="524"]]
3 3  
4 4  
5 5  
6 6  
7 7  
8 -
9 -
10 -
11 -
12 -
13 13  **Table of Contents:**
14 14  
15 15  
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25 25  (((
26 26  
27 27  
28 -The Dragino NDDS75 is a **NB-IOT Distance Detection Sensor** for Internet of Things solution. It is used to measure the distance between the sensor and a flat object. The distance detection sensor is a module that uses **ultrasonic sensing technology** for **distance measurement**, and temperature compensation is performed internally to improve the reliability of data. The NDDS75 can be applied to scenarios such as horizontal distance measurement, liquid level measurement, parking management system, object proximity and presence detection, intelligent trash can management system, robot obstacle avoidance, automatic control, sewer, bottom water level monitoring, etc.
29 -
30 -It detects the distance between the measured object and the sensor, and uploads the value via wireless to IoT Server.
31 -
32 -**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.
33 -
34 -NDDS75 is powered by 8**500mA Li-SOCI2 battery**; It is designed for long term use up to 5 years*.
35 -
36 -~* Actually lifetime depends on network coverage and uplink interval and other factors
37 -
38 38  (((
39 -
24 +The Dragino NDDS75 is a (% style="color:blue" %)**NB-IoT Distance Detection Sensor**(%%) for Internet of Things solution. It is designed to measure the distance between the sensor and a flat object. The distance detection sensor is a module that uses ultrasonic sensing technology for distance measurement, and temperature compensation is performed internally to improve the reliability of data.
25 +\\The NDDS75 can be applied to scenarios such as horizontal distance measurement, liquid level measurement, parking management system, object proximity and presence detection, intelligent trash can management system, robot obstacle avoidance, automatic control, sewer, bottom water level monitoring, etc. It detects the distance between the measured object and the sensor, and uploads the value via wireless to IoT Server via NB-IoT Network.
26 +\\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.
27 +\\NDDS75 supports different uplink methods include (% style="color:blue" %)**TCP, MQTT, UDP and CoAP** (%%)for different application requirement.
28 +\\NDDS75 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)
29 +\\To use NDDS75, user needs to check if there is NB-IoT coverage in local area and with the bands NDDS75 supports. If the local operate support it, user needs to get a NB-IoT SIM card from local operator and install NDDS75 to get NB-IoT network connection.
40 40  )))
41 41  
42 42  
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45 45  [[image:1654503236291-817.png]]
46 46  
47 47  
48 -[[image:1657245163077-232.png]]
38 +[[image:1657327959271-447.png]]
49 49  
50 50  
51 51  
52 52  == 1.2 ​ Features ==
53 53  
44 +
54 54  * NB-IoT Bands: B1/B3/B8/B5/B20/B28 @H-FDD
55 -* Monitor Soil Moisture
56 -* Monitor Soil Temperature
57 -* Monitor Soil Conductivity
46 +* Ultra low power consumption
47 +* Distance Detection by Ultrasonic technology
48 +* Flat object range 280mm - 7500mm
49 +* Accuracy: ±(1cm+S*0.3%) (S: Distance)
50 +* Cable Length: 25cm
58 58  * AT Commands to change parameters
59 59  * Uplink on periodically
60 60  * Downlink to change configure
61 61  * IP66 Waterproof Enclosure
62 -* Ultra-Low Power consumption
63 -* AT Commands to change parameters
64 64  * Micro SIM card slot for NB-IoT SIM
65 65  * 8500mAh Battery for long term use
66 66  
... ... @@ -83,58 +83,77 @@
83 83  * - B20 @H-FDD: 800MHz
84 84  * - B28 @H-FDD: 700MHz
85 85  
86 -Probe(% style="color:#037691" %)** Specification:**
87 87  
88 -Measure Volume: Base on the centra pin of the probe, a cylinder with 7cm diameter and 10cm height.
78 +(% style="color:#037691" %)**Battery:**
89 89  
90 -[[image:image-20220708101224-1.png]]
80 +* Li/SOCI2 un-chargeable battery
81 +* Capacity: 8500mAh
82 +* Self Discharge: <1% / Year @ 25°C
83 +* Max continuously current: 130mA
84 +* Max boost current: 2A, 1 second
91 91  
92 92  
87 +(% style="color:#037691" %)**Power Consumption**
93 93  
89 +* STOP Mode: 10uA @ 3.3v
90 +* Max transmit power: 350mA@3.3v
91 +
92 +
93 +
94 +
94 94  == ​1.4  Applications ==
95 95  
97 +* Smart Buildings & Home Automation
98 +* Logistics and Supply Chain Management
99 +* Smart Metering
96 96  * Smart Agriculture
101 +* Smart Cities
102 +* Smart Factory
97 97  
98 98  (% class="wikigeneratedid" id="H200B1.5FirmwareChangelog" %)
99 99  ​
100 100  
107 +
108 +
101 101  == 1.5  Pin Definitions ==
102 102  
103 103  
104 -[[image:1657246476176-652.png]]
112 +[[image:1657328609906-564.png]]
105 105  
106 106  
107 107  
108 -= 2.  Use NSE01 to communicate with IoT Server =
109 109  
117 += 2.  Use NDDS75 to communicate with IoT Server =
118 +
110 110  == 2.1  How it works ==
111 111  
112 -
113 113  (((
114 -The NSE01 is equipped with a NB-IoT module, the pre-loaded firmware in NSE01 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 NSE01.
122 +The NDDS75 is equipped with a NB-IoT module, the pre-loaded firmware in NDDS75 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 NDDS75.
115 115  )))
116 116  
117 117  
118 118  (((
119 -The diagram below shows the working flow in default firmware of NSE01:
127 +The diagram below shows the working flow in default firmware of NDDS75:
120 120  )))
121 121  
122 -[[image:image-20220708101605-2.png]]
123 -
124 124  (((
125 125  
126 126  )))
127 127  
134 +[[image:1657328659945-416.png]]
128 128  
136 +(((
137 +
138 +)))
129 129  
130 -== 2.2 ​ Configure the NSE01 ==
131 131  
141 +== 2.2 ​ Configure the NDDS75 ==
132 132  
143 +
133 133  === 2.2.1 Test Requirement ===
134 134  
135 -
136 136  (((
137 -To use NSE01 in your city, make sure meet below requirements:
147 +To use NDDS75 in your city, make sure meet below requirements:
138 138  )))
139 139  
140 140  * Your local operator has already distributed a NB-IoT Network there.
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142 142  * Your operator is able to distribute the data received in their NB-IoT network to your IoT server.
143 143  
144 144  (((
145 -Below figure shows our testing structure. Here we have NB-IoT network coverage by China Mobile, the band they use is B8.  The NSE01 will use CoAP((% style="color:red" %)120.24.4.116:5683)(%%) or raw UDP((% style="color:red" %)120.24.4.116:5601)(%%) or MQTT((% style="color:red" %)120.24.4.116:1883)(%%)or TCP((% style="color:red" %)120.24.4.116:5600)(%%)protocol to send data to the test server
155 +Below figure shows our testing structure. Here we have NB-IoT network coverage by China Mobile, the band they use is B8.  The NDDS75 will use CoAP((% style="color:red" %)120.24.4.116:5683)(%%) or raw UDP((% style="color:red" %)120.24.4.116:5601)(%%) or MQTT((% style="color:red" %)120.24.4.116:1883)(%%)or TCP((% style="color:red" %)120.24.4.116:5600)(%%)protocol to send data to the test server
146 146  )))
147 147  
148 148  
149 -[[image:1657249419225-449.png]]
159 +[[image:1657328756309-230.png]]
150 150  
151 151  
152 152  
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161 161  )))
162 162  
163 163  
164 -[[image:1657249468462-536.png]]
174 +[[image:1657328884227-504.png]]
165 165  
166 166  
167 167  
168 -=== 2.2.3 Connect USB – TTL to NSE01 to configure it ===
178 +=== 2.2.3 Connect USB – TTL to NDDS75 to configure it ===
169 169  
170 170  (((
171 171  (((
172 -User need to configure NSE01 via serial port to set the (% style="color:blue" %)**Server Address** / **Uplink Topic** (%%)to define where and how-to uplink packets. NSE01 support AT Commands, user can use a USB to TTL adapter to connect to NSE01 and use AT Commands to configure it, as below.
182 +User need to configure NDDS75 via serial port to set the (% style="color:blue" %)**Server Address** / **Uplink Topic** (%%)to define where and how-to uplink packets. NDDS75 support AT Commands, user can use a USB to TTL adapter to connect to NDDS75 and use AT Commands to configure it, as below.
173 173  )))
174 174  )))
175 175  
186 +[[image:image-20220709092052-2.png]]
176 176  
177 177  **Connection:**
178 178  
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192 192  * Flow Control: (% style="color:green" %)**None**
193 193  
194 194  (((
195 -Make sure the switch is in FLASH position, then power on device by connecting the jumper on NSE01. NSE01 will output system info once power on as below, we can enter the (% style="color:green" %)**password: 12345678**(%%) to access AT Command input.
206 +Make sure the switch is in FLASH position, then power on device by connecting the jumper on NDDS75. NDDS75 will output system info once power on as below, we can enter the (% style="color:green" %)**password: 12345678**(%%) to access AT Command input.
196 196  )))
197 197  
198 -[[image:image-20220708110657-3.png]]
209 +[[image:1657329814315-101.png]]
199 199  
200 200  (((
201 -(% style="color:red" %)Note: the valid AT Commands can be found at: (%%)[[http:~~/~~/www.dragino.com/downloads/index.php?dir=NB-IoT/NSE01/>>url:http://www.dragino.com/downloads/index.php?dir=NB-IoT/NBSN50/]]
212 +(% style="color:red" %)Note: the valid AT Commands can be found at: (%%)[[https:~~/~~/www.dragino.com/downloads/index.php?dir=NB-IoT/NDDS75/>>url:https://www.dragino.com/downloads/index.php?dir=NB-IoT/NDDS75/]]
202 202  )))
203 203  
204 204  
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329 329  * Soil Conductivity(EC) = 0x02f9 =761 uS /cm
330 330  * Interrupt: 0x00 = 0
331 331  
332 -
333 -
334 334  == 2.4  Payload Explanation and Sensor Interface ==
335 335  
336 336  
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