Last modified by Xiaoling on 2024/04/23 14:37
<
From version < 54.1 >
edited by David Huang
on 2022/06/13 18:43
To version < 63.1 >
edited by David Huang
on 2022/06/21 11:37
>
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71 71  Change Log:
72 72  
73 73  
74 -= Operation Mode =
74 += How to use? =
75 75  
76 -== How it works? ==
76 +== Connect to GroPoint Profile ==
77 77  
78 +GroPoint Air must be used with [[GroPoint Profile>>https://www.gropoint.com/products/soil-sensors/gropoint-profile]]. There are different interface model from GroPoint, users need to choose the one:
79 +
80 +* Support RS485 Interface
81 +* with M12 5pin connector.
82 +
83 +Such model in GroPoint Profile is: **2625-N-T-x-M-M **(Where x is different depending on how many levels it detects).
84 +
85 +
86 +== Connect to LoRaWAN Network? ==
87 +
78 78  Each GroPoint Air is shipped with a worldwide unique set of OTAA keys. To use GroPoint Air in a LoRaWAN network, user needs to input the OTAA keys in the LoRaWAN network server. So GroPoint Air can join the LoRaWAN network and start to transmit sensor data
79 79  
80 80  
81 -= Example to use for LoRaWAN network =
91 +== Example to use for LoRaWAN network ==
82 82  
83 83  This section shows an example of how to join the TTN V3 LoRaWAN IoT server. Usages with other LoRaWAN IoT servers are similar.
84 84  
... ... @@ -120,13 +120,55 @@
120 120  
121 121  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/SW3L%20LoRaWAN%20Outdoor%20Flow%20Sensor/WebHome/1652927365661-475.png?width=723&height=359&rev=1.1||alt="1652927365661-475.png" height="359" width="723"]]
122 122  
123 -Please check the decoder from this link:
133 +Please check the decoder [gropoint_Decoder_V1.0.0.js] from this link:
124 124  
125 -[[https:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/GroPoint_Air/Decoder/>>https://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/GroPoint_Air/Decoder/]]
135 +[[https:~~/~~/www.dropbox.com/sh/4strg6w7kkekdc4/AAAUKdAV3XKhOi3t6YjA8j9za?dl=0>>https://www.dropbox.com/sh/4strg6w7kkekdc4/AAAUKdAV3XKhOi3t6YjA8j9za?dl=0]]
126 126  
127 127  
128 -= Show data on Datacake =
138 +== Uplink Payload Analyze ==
129 129  
140 +Uplink payloads have two types:
141 +
142 +* (((
143 +Report temperature and humidity status normally: Use FPORT=2
144 +)))
145 +* (((
146 +Other control commands: Use other FPORT fields.
147 +)))
148 +
149 +The application server should parse the correct value based on FPORT settings.
150 +
151 +
152 +== temperature and humidity Value, Uplink FPORT~=2 ==
153 +
154 +
155 +GroPoint Air will send this uplink after Device Status once join the LoRaWAN network successfully. And GroPoint Air will:
156 +
157 +periodically send this uplink every 20 minutes, this interval can be changed.
158 +
159 +The drawing below shows the probe dimensions of the 2-8 segment probes, Temperature sen sor locations provided in table below:
160 +
161 +[[image:image-20220621093414-1.png||height="932" width="816"]]
162 +
163 +GroPoint Air's sensors come in six models:GPLP-2，GPLP-3，GPLP-4，GPLP-5，GPLP-6，GPLP-8.
164 +
165 +The amount of temperature and humidity is different for each model, so the payload of each model is different.
166 +
167 +Take GPLP-3 as an example：
168 +
169 +Uplink Payload totals 21 bytes.
170 +
171 +[[image:image-20220621100751-2.png||height="124" width="774"]]
172 +
173 +[[image:image-20220611174943-1.png||height="139" width="1008"]]
174 +
175 +
176 +For US915 frequency, when DR=0 and the payload length exceeds 11, the DR of this packet is switched to 1.
177 +
178 +For AU915 frequency, when DR=0 and the payload length exceeds 11, the DR of this packet is switched to 3.
179 +
180 +== Show data on Datacake ==
181 +
130 130  Datacake IoT platform provides a human-friendly interface to show the sensor data, once we have sensor data in TTN V3, we can use Datacake to connect to TTN V3 and see the data in Datacake. Below are the steps:
131 131  
132 132  **Step 1**: Link TTNv3 to Datacake [[https:~~/~~/docs.datacake.de/lorawan/lns/thethingsindustries#create-integration-on-tti>>url:https://docs.datacake.de/lorawan/lns/thethingsindustries#create-integration-on-tti]]
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214 214  
215 215  Feature: Change the sensor delay time.
216 216  
269 +There are six models of GroPoint Air, and each model returns a different number of temperature and humidity. The more bytes of the returned value, the longer the delay. The AT+SDELAY command can adjust the time that the sensor returns data to the node, and can adjust different delays according to different types of sensors.
270 +
271 +The default delay is 1000ms.
272 +
217 217  **AT Command: AT+SDELAY**
218 218  
219 219  [[image:image-20220613175511-8.png]]
... ... @@ -227,8 +227,15 @@
227 227  * Example 1: Downlink Payload: A10003E8 ~/~/ Set the sensor delay time = 1000ms
228 228  * Example 2: Downlink Payload: A10007D0 ~/~/ Set the sensor delay time = 2000ms
229 229  
230 -== 3.4 Get Firmware Version Info ==
286 +== 3.4 Query sensor model function ==
231 231  
288 +Feature: Using this function will re-update the model.
289 +
290 +**Downlink Command: 0xFA00**
291 +
292 +
293 +== 3.5 Get Firmware Version Info ==
294 +
232 232  Feature: use downlink to get firmware version.
233 233  
234 234  **Downlink Command: 0x26**
... ... @@ -415,7 +415,9 @@
415 415  
416 416  In 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 pressing the send key, user need to add ENTER in their string.
417 417  
481 +== Why i see the payload is 7FFF? ==
418 418  
483 +The device will judge the length of the data received by the serial port. If the length of the received data is 0, it means that there is a problem with the sensor communication or the sensor is not connected properly, it is invalid data, and the uploaded data is 7FFF.
419 419  
420 420  = Order Info =
421 421  
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