Last modified by Xiaoling on 2023/04/20 18:14
<
From version < 20.1 >
edited by Kilight Cao
on 2022/12/01 14:00
To version < 15.1 >
edited by Xiaoling
on 2022/07/22 11:32
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1 -XWiki.Kilight
1 +XWiki.Xiaoling
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1 -**Table of Contents:**
1 +*
2 +** Table of** **Contents:
2 2  
3 3  {{toc/}}
4 4  
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20 20  1. LoRaWAN Gateway model: [[LPS8>>url:http://www.dragino.com/products/lora-lorawan-gateway/item/148-lps8.html]], [[LG308>>url:http://www.dragino.com/products/lora-lorawan-gateway/item/140-lg308.html]], [[DLOS8>>url:http://www.dragino.com/products/lora-lorawan-gateway/item/160-dlos8.html]] ,[[LIG16>>url:http://www.dragino.com/products/lora-lorawan-gateway/item/171-lig16.html]]
21 21  1. Firmware version for below instruction:**[[(% style="color:purple" %)Since LG02_LG08~~-~~-build-v5.4.1593400722-20200629-1120>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/LPS8/Firmware/Release/]](%%)**
22 22  
23 -
24 24  = 2. How it works =
25 25  
26 26  
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44 44  
45 45  We need to input above keys in LG308 and enable ABP decryption.
46 46  
47 -
48 48  [[image:image-20220527161119-1.png]]
49 49  
50 -
51 51  Input the ABP keys in LG308
52 52  
53 53  
54 -
55 55  == 2.1 Upstream ==
56 56  
57 57  
... ... @@ -58,18 +58,14 @@
58 58  Now when this End Node (Dev Addr=2602111D) send a uplink packet. When this packet arrive LG308, LG308 will decode it and put the decode data on the file /var/iot/channels/2602111D . So we have this data for further process with other applications in LG308.
59 59  
60 60  (((
61 -We can see the log of LG308 to know this packet arrive.
62 -
63 -
58 +We can see the log of LG308 to know this packet arrive
64 64  )))
65 65  
66 66  [[image:image-20220527161149-2.png]]
67 67  
68 -
69 69  LG308 log by "(% style="color:red" %)**logread -f**" (%%)command
70 70  
71 71  
72 -
73 73  The data of End Node is stored in the file /var/iot/channels/2602111D. We can use hexdump command to check it.
74 74  
75 75  (% class="box" %)
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94 94  000001c
95 95  )))
96 96  
97 -
98 98  (% class="box" %)
99 99  (((
100 100  (% style="color:red" %)**Notice 2**(%%): The upstream payload length should match the LoRaWAN length requirement (max length depends on Frequency and DR), otherwise the gateway can't decode the payload.
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101 101  )))
102 102  
103 103  
104 -
105 105  === 2.2.1 Decode Method ===
106 106  
107 107  
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141 141  Above scripts are store in /etc/lora/decoder/. User can put their scripts here and select it in the UI.
142 142  
143 143  
144 -
145 145  === 2.2.2 How to Decode My End Node ===
146 146  
147 147  
148 -**1.** Configure the ABP keys for your end node in the gateway. enable ABP decode in Web UI
138 +1/ Configure the ABP keys for your end node in the gateway. enable ABP decode in Web UI
149 149  
150 -**2. **Don't choose MQTT service, use LoRaWAN.
140 +2/ Don't choose MQTT service, use LoRaWAN.
151 151  
152 -**3.** When your end node send a message to the gateway, there will be a file store in /var/iot/channels. full path should be /var/iot/channels/END_NODE_DEV_ADDR
142 +3/ When your end node send a message to the gateway, there will be a file store in /var/iot/channels. full path should be /var/iot/channels/END_NODE_DEV_ADDR
153 153  
154 -**4.** Use the /etc/lora/decoder/Dragino_LHT65 as template to decode your payload. This script is written in Lua language. User can manually call this script when you see the data file in /var/iot/channels by running:
144 +4/ Use the /etc/lora/decoder/Dragino_LHT65 as template to decode your payload. This script is written in Lua language. User can manually call this script when you see the data file in /var/iot/channels by running:
155 155  
156 156  {{{/etc/lora/decoder/Dragino_LHT65 END_NODE_DEV_ADDR
157 157  }}}
158 158  
159 -**5.** What you see as output is the MQTT data device will upload, user's end node has different payload compare with LHT65, most properly this file will report with error. User need to modify to match the actual payload.
149 +5/ What you see as output is the MQTT data device will upload, user's end node has different payload compare with LHT65, most properly this file will report with error. User need to modify to match the actual payload. Some notice:
160 160  
161 -
162 -(% style="color:red" %)
163 -**Some notice:**
164 -
165 165  * RSSI and SNR are added when gateway receive the packet, so there is always this field.
166 166  * If you rename the file, please make it executable.
167 167  * See this link for lua.bit module: [[http:~~/~~/luaforge.net/projects/bit/>>url:http://luaforge.net/projects/bit/]]
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170 170  * User can use other language ,not limited to Lua, just make sure the return is what you want to send.
171 171  
172 172  
159 +
173 173  == 2.2 Downstream ==
174 174  
175 175  
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179 179  
180 180  (% style="color:#037691" %)**dev_addr,imme/time,txt/hex,payload**
181 181  
169 +Since fimware > Dragino-v2 lgw-5.4.1608518541 . Support more option
182 182  
183 -Since fimware > [[Dragino lgw~~-~~-build-v5.4.1668567157>>https://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/LG308-LG301/Firmware/Release/]] . Support more option
184 -
185 185  (% style="color:#037691" %)**dev_addr,imme/time,txt/hex,payload,txpw,txbw,SF,frequency,rxwindow**
186 186  
187 187  * **dev_addr:** Inptu the device address
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201 201  * **SF:** Spreading Factor : SF7/SF8/SF9/SF10/SF11/SF12
202 202  * **Frequency:** Transmit Frequency: example: 923300000
203 203  * **rxwindow:** transmit on Rx1Window or Rx2Window.
204 -* **Fport: **Transmit port,example:8
205 205  
206 206  
207 207  (% style="color:blue" %)**Completely exmaple:**
208 208  
209 209  * **Old version:** echo 018193F4,imme,hex,0101 > /var/iot/push/test
210 -* **New version:** echo 018193F4,imme,hex,0101,20,1,SF12,923300000,2,2 > /var/iot/push/test
195 +* **New version:** echo 018193F4,imme,hex,0101,20,1,SF12,923300000,2 > /var/iot/push/test
211 211  
212 -(% style="color:#037691" %)**Downstream Frequency:**
213 213  
198 +
199 +(% style="color:#037691" %)**Downstream Frequency**
200 +
214 214  The LG308 will use the RX2 window info to send the downstream payload, use the default LoRaWAN settings, as below:
215 215  
216 216  * EU868: 869.525Mhz, DR0(SF12BW125)
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222 222  * IN865: 866.55Mhz, SF10 BW125
223 223  * RU864: 869.1Mhz, SF12 BW125
224 224  
212 +
213 +
225 225  (% style="color:#037691" %)**Examples:**
226 226  
227 227  (% class="box" %)
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228 228  (((
229 229  we can use echo command to create files in LG308 for downstream.
230 230  root@dragino-1d25dc:~~# echo 2602111D,time,hex,12345678 > /var/iot/push/test
220 +)))
231 231  
232 -
222 +(% class="box" %)
223 +(((
233 233  **1)** From logread -f of gateway, we can see it has been added as pedning.
234 234  lora_pkt_fwd[4286]: INFO~~ [DNLK]Looking file : test
235 235  lora_pkt_fwd[4286]: INFO~~ [DNLK]devaddr:2602111D, txmode:time, pdfm:hex, size:4, payload1:4Vx,payload_hex:77C1BB90
236 236  lora_pkt_fwd[4286]: INFO~~ [DNLK] DNLINK PENDING!(1 elems).
228 +)))
237 237  
238 -
230 +(% class="box" %)
231 +(((
239 239  **2)** When there is an upstrea from end node, this downstream will be sent and shows:
240 240  lora_pkt_fwd[4286]: INFO: tx_start_delay=1497 (1497.000000) - (1497, bw_delay=0.000000, notch_delay=0.000000)
241 241  lora_pkt_fwd[4286]: [LGWSEND]lgw_send done: count_us=3537314420, freq=923300000, size=17
235 +)))
242 242  
243 -
237 +(% class="box" %)
238 +(((
244 244  **3)** and the end node will got:
245 245  [5764825]~*~*~*~** UpLinkCounter= 98 ~*~*~*~**
246 246  [5764827]TX on freq 905300000 Hz at DR 0
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253 253  Rssi= -41
254 254  Receive data
255 255  (% style="color:#037691" %)**2:12345678**  (%%) ~-~-> Hex
251 +)))
256 256  
257 -
253 +(% class="box" %)
254 +(((
258 258  **4) **If we use the command "echo 2602111D,time,txt,12345678 > /var/iot/push/test" for downstream, the end node will got:
259 259  [5955877]~*~*~*~** UpLinkCounter= 102 ~*~*~*~**
260 260  [5955879]TX on freq 904100000 Hz at DR 0
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270 270  )))
271 271  
272 272  
273 -
274 274  = 3. Example 1: Communicate with LT-22222-L =
275 275  
276 276  
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314 314  #  whether the Device 2 has been changed.//
315 315  )))
316 316  
313 +**~1. Input keys**
317 317  
318 -(% style="color:blue" %)**1. Input keys**
319 -
320 -
321 321  [[image:image-20220527162450-3.png]]
322 322  
323 323  Input Keys in LPS8
324 324  
325 325  
320 +**2. Make sure the LPS8 and LT use the same frequency bands, choose EU868 in this test.**
326 326  
327 -(% style="color:blue" %)**2. Make sure the LPS8 and LT use the same frequency bands, choose EU868 in this test.**
322 +**3. Choose Built-in server**
328 328  
329 -
330 -(% style="color:blue" %)**3. Choose Built-in server**
331 -
332 -
333 333  [[image:image-20220527162518-4.png]]
334 334  
335 335  Choose Built-in server
336 336  
337 337  
329 +**4. Run the script.**
338 338  
339 -(% style="color:blue" %)**4. Run the script.**
331 +[[image:image-20220527162552-5.png]]
340 340  
341 -
342 -[[image:image-20220722115213-2.png]]
343 -
344 344  Run the script
345 345  
346 346  
336 +**5. Output:**
347 347  
348 -(% style="color:blue" %)**5. Output:**
338 +[[image:image-20220527162619-6.png]]
349 349  
350 -
351 -[[image:image-20220722115133-1.png]]
352 -
353 353  Output from LPS8
354 354  
355 355  
356 -
357 357  = 4. Example 2: Communicate to TCP Server =
358 358  
359 359  
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379 379  
380 380  
381 381  
382 -(% style="color:blue" %)**run socket tool in PC**
368 +**run socket tool in PC**
383 383  
384 -
385 385  [[image:image-20220527163028-9.png]]
386 386  
387 387  
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389 389  
390 390  
391 391  
392 -(% style="color:blue" %)**Input Server address and port**
377 +**Input Server address and port**
393 393  
394 -
395 395  [[image:image-20220527163106-10.png]]
396 396  
397 397  Input Server address and port
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398 398  
399 399  
400 400  
401 -(% style="color:blue" %)**See value receive in socket tool:**
385 +**See value receive in socket tool:**
402 402  
403 -
404 404  [[image:image-20220527163144-11.png]]
405 405  
406 406  value receive in socket tool
image-20220722115133-1.png
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