<
From version < 16.4 >
edited by Xiaoling
on 2022/07/22 11:45
To version < 16.2 >
edited by Xiaoling
on 2022/07/22 11:41
>
Change comment: There is no comment for this version

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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 +
23 23  = 2. How it works =
24 24  
25 25  
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160 160  * User can use other language ,not limited to Lua, just make sure the return is what you want to send.
161 161  
162 162  
164 +
163 163  == 2.2 Downstream ==
164 164  
165 165  
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191 191  * **Frequency:** Transmit Frequency: example: 923300000
192 192  * **rxwindow:** transmit on Rx1Window or Rx2Window.
193 193  
194 -
195 -
196 196  (% style="color:blue" %)**Completely exmaple:**
197 197  
198 198  * **Old version:** echo 018193F4,imme,hex,0101 > /var/iot/push/test
199 199  * **New version:** echo 018193F4,imme,hex,0101,20,1,SF12,923300000,2 > /var/iot/push/test
200 200  
201 -
202 -
203 203  (% style="color:#037691" %)**Downstream Frequency**
204 204  
205 205  The LG308 will use the RX2 window info to send the downstream payload, use the default LoRaWAN settings, as below:
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213 213  * IN865: 866.55Mhz, SF10 BW125
214 214  * RU864: 869.1Mhz, SF12 BW125
215 215  
216 -
217 -
218 218  (% style="color:#037691" %)**Examples:**
219 219  
220 220  (% class="box" %)
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221 221  (((
222 222  we can use echo command to create files in LG308 for downstream.
223 223  root@dragino-1d25dc:~~# echo 2602111D,time,hex,12345678 > /var/iot/push/test
220 +)))
224 224  
225 -
222 +(% class="box" %)
223 +(((
226 226  **1)** From logread -f of gateway, we can see it has been added as pedning.
227 227  lora_pkt_fwd[4286]: INFO~~ [DNLK]Looking file : test
228 228  lora_pkt_fwd[4286]: INFO~~ [DNLK]devaddr:2602111D, txmode:time, pdfm:hex, size:4, payload1:4Vx,payload_hex:77C1BB90
229 229  lora_pkt_fwd[4286]: INFO~~ [DNLK] DNLINK PENDING!(1 elems).
228 +)))
230 230  
231 -
230 +(% class="box" %)
231 +(((
232 232  **2)** When there is an upstrea from end node, this downstream will be sent and shows:
233 233  lora_pkt_fwd[4286]: INFO: tx_start_delay=1497 (1497.000000) - (1497, bw_delay=0.000000, notch_delay=0.000000)
234 234  lora_pkt_fwd[4286]: [LGWSEND]lgw_send done: count_us=3537314420, freq=923300000, size=17
235 +)))
235 235  
236 -
237 +(% class="box" %)
238 +(((
237 237  **3)** and the end node will got:
238 238  [5764825]~*~*~*~** UpLinkCounter= 98 ~*~*~*~**
239 239  [5764827]TX on freq 905300000 Hz at DR 0
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246 246  Rssi= -41
247 247  Receive data
248 248  (% style="color:#037691" %)**2:12345678**  (%%) ~-~-> Hex
251 +)))
249 249  
250 -
253 +(% class="box" %)
254 +(((
251 251  **4) **If we use the command "echo 2602111D,time,txt,12345678 > /var/iot/push/test" for downstream, the end node will got:
252 252  [5955877]~*~*~*~** UpLinkCounter= 102 ~*~*~*~**
253 253  [5955879]TX on freq 904100000 Hz at DR 0
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260 260  Rssi= -37
261 261  Receive data
262 262  (% style="color:#037691" %)**2:3132333435363738**(%%) ~-~-> ASCII string "12345678"
263 -
264 -
265 265  )))
266 266  
267 267  
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