Skip to Content
Last modified by Xiaoling on 2025/07/31 15:09
From version 22.1
edited by Xiaoling
on 2025/07/31 15:07
Change comment: There is no comment for this version
To version 21.1
edited by Kilight Cao
on 2022/12/01 14:01
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Xiaoling
1 +XWiki.Kilight
Content
... ... @@ -10,7 +10,6 @@
10 10  The Dragino LoRaWAN gateway can commuicate with LoRaWAN ABP End Node without the need of LoRaWAN server. It can be used in some cases such as:
11 11  
12 12  * No internet connection.
13 -
14 14  * User wants to get data forward in gateway and forward to their server base on MQTT/HTTP, etc. (Combine ABP communication method and [[MQTT forward together>>MQTT Forward Instruction]]).
15 15  
16 16  (((
... ... @@ -17,14 +17,10 @@
17 17  The basic of this feature is the decoding of (% style="color:red" %)**LoRaWAN ABP End Node**(%%). Requirements:
18 18  )))
19 19  
20 -* LoRaWAN End Node in ABP mode. Make sure your end node works in this mode. End node most are default set to OTAA mode
19 +1. LoRaWAN End Node in ABP mode. Make sure your end node works in this mode. End node most are default set to OTAA mode
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 +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/]](%%)**
21 21  
22 -* LoRaWAN Gateway model: [[DLOS8N>>url:https://www.dragino.com/products/lora-lorawan-gateway/item/225-dlos8n.html]], [[LPS8N>>url:https://www.dragino.com/products/lora-lorawan-gateway/item/200-lps8n.html]], [[LG308N>>url:https://www.dragino.com/products/lora-lorawan-gateway/item/229-lg308n.html]]
23 -
24 -* 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/]](%%)**
25 -
26 -
27 -
28 28  = 2. How it works =
29 29  
30 30  
... ... @@ -55,6 +55,7 @@
55 55  Input the ABP keys in LG308
56 56  
57 57  
53 +
58 58  == 2.1 Upstream ==
59 59  
60 60  
... ... @@ -84,9 +84,7 @@
84 84  )))
85 85  
86 86  * **RSSI**: 4646 4646 4646 3946 = 0xFFFF FF9F : So RSSI = (0xFFFF FF9F - 0x100000000) = -97
87 -
88 88  * **SNR**: 3030 3030 3030 3546 = 0x0000 005F = 95, need to divide 10 so SNR is 9.5
89 -
90 90  * **Payload**: 0xcc0c 0b63 0266 017f ff7f ff00
91 91  
92 92  (% class="box" %)
... ... @@ -100,7 +100,6 @@
100 100  )))
101 101  
102 102  
103 -
104 104  (% class="box" %)
105 105  (((
106 106  (% 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.
... ... @@ -107,6 +107,7 @@
107 107  )))
108 108  
109 109  
103 +
110 110  === 2.2.1 Decode Method ===
111 111  
112 112  
... ... @@ -146,6 +146,7 @@
146 146  Above scripts are store in /etc/lora/decoder/. User can put their scripts here and select it in the UI.
147 147  
148 148  
143 +
149 149  === 2.2.2 How to Decode My End Node ===
150 150  
151 151  
... ... @@ -167,19 +167,12 @@
167 167  **Some notice:**
168 168  
169 169  * RSSI and SNR are added when gateway receive the packet, so there is always this field.
170 -
171 171  * If you rename the file, please make it executable.
172 -
173 173  * See this link for lua.bit module: [[http:~~/~~/luaforge.net/projects/bit/>>url:http://luaforge.net/projects/bit/]]
174 -
175 175  * Lua json module: [[http:~~/~~/json.luaforge.net/>>url:http://json.luaforge.net/]]
176 -
177 177  * the last line return is what will be used for MQTT
178 -
179 179  * User can use other language ,not limited to Lua, just make sure the return is what you want to send.
180 180  
181 -
182 -
183 183  == 2.2 Downstream ==
184 184  
185 185  
... ... @@ -195,19 +195,14 @@
195 195  (% style="color:#037691" %)**dev_addr,imme/time,txt/hex,payload,txpw,txbw,SF,frequency,rxwindow,Fport**
196 196  
197 197  * **dev_addr:** Inptu the device address
198 -
199 199  * **imme/time:**
200 200  ** imme: send downstream immediately,For Class C end node.
201 201  ** time: send downstream after receive device's uplink. For Class A end node
202 -
203 203  * **txt/hex:**
204 204  ** txt: send payload in ASCII
205 205  ** hex: send payload in HEX
206 -
207 207  * **payload: **payload to be sent, payload lenght should match the LoRaWAN protocol requirement.
208 -
209 209  * **txpw:** Transmit Power. example: 20
210 -
211 211  * **txbw:** bandwidth:
212 212  ** 1: 500 kHz
213 213  ** 2: 250 kHz
... ... @@ -214,41 +214,28 @@
214 214  ** 3: 125 kHz
215 215  ** 4: 62.5 kHz
216 216  * **SF:** Spreading Factor : SF7/SF8/SF9/SF10/SF11/SF12
217 -
218 218  * **Frequency:** Transmit Frequency: example: 923300000
219 -
220 220  * **rxwindow:** transmit on Rx1Window or Rx2Window.
221 -
222 222  * **Fport: **Transmit port,example:8
223 223  
224 224  (% style="color:blue" %)**Completely exmaple:**
225 225  
226 226  * **Old version:** echo 018193F4,imme,hex,0101 > /var/iot/push/test
227 -
228 228  * **New version:** echo 018193F4,imme,hex,0101,20,1,SF12,923300000,2,8 > /var/iot/push/test
229 229  
230 -Downstream(% style="color:#037691" %)** Frequency:**
209 +(% style="color:#037691" %)**Downstream Frequency:**
231 231  
232 232  The LG308 will use the RX2 window info to send the downstream payload, use the default LoRaWAN settings, as below:
233 233  
234 234  * EU868: 869.525Mhz, DR0(SF12BW125)
235 -
236 236  * US915: 923.3Mhz, SF12 BW500
237 -
238 238  * CN470: 505.3Mhz, SF12 BW125
239 -
240 240  * AU915: 923.3Mhz, SF12 BW500
241 -
242 242  * AS923: 923.2Mhz, SF10 BW125
243 -
244 244  * KR920: 921.9Mhz, SF12 BW125
245 -
246 246  * IN865: 866.55Mhz, SF10 BW125
247 -
248 248  * RU864: 869.1Mhz, SF12 BW125
249 249  
250 -
251 -
252 252  (% style="color:#037691" %)**Examples:**
253 253  
254 254  (% class="box" %)
... ... @@ -297,6 +297,7 @@
297 297  )))
298 298  
299 299  
270 +
300 300  = 3. Example 1: Communicate with LT-22222-L =
301 301  
302 302  
... ... @@ -379,6 +379,7 @@
379 379  Output from LPS8
380 380  
381 381  
353 +
382 382  = 4. Example 2: Communicate to TCP Server =
383 383  
384 384  
... ... @@ -389,9 +389,9 @@
389 389  
390 390  Full instruction video inlcude how to write scripts to fit server needed is here:
391 391  
364 +
392 392  (% style="color:#037691" %)**Video Instruction**(%%): **[[https:~~/~~/youtu.be/-nevW6U2TsE>>url:https://youtu.be/-nevW6U2TsE]]**
393 393  
394 -(% style="display:none" %) (%%)
395 395  
396 396  (% style="color:red" %)**Note: Firmware version must be higher than lgw-5.4.1607519907**
397 397  
... ... @@ -426,7 +426,7 @@
426 426  (% style="color:blue" %)**See value receive in socket tool:**
427 427  
428 428  
429 -[[image:image-20220527163144-11.png||height="502" width="1371"]]
401 +[[image:image-20220527163144-11.png]]
430 430  
431 431  value receive in socket tool
432 432