Last modified by Xiaoling on 2023/04/20 18:14
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... ... @@ -21,6 +21,7 @@ 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 24 + 24 24 = 2. How it works = 25 25 26 26 ... ... @@ -49,6 +49,7 @@ 49 49 Input the ABP keys in LG308 50 50 51 51 53 + 52 52 == 2.1 Upstream == 53 53 54 54 ... ... @@ -77,6 +77,7 @@ 77 77 * **SNR**: 3030 3030 3030 3546 = 0x0000 005F = 95, need to divide 10 so SNR is 9.5 78 78 * **Payload**: 0xcc0c 0b63 0266 017f ff7f ff00 79 79 82 + 80 80 (% class="box" %) 81 81 ((( 82 82 (% style="color:red" %)**Notice 1**(%%): The data file stored in LG308 for the end node is bin file. If the end node sends ASCII string to gateway, the output will as below: ... ... @@ -87,6 +87,7 @@ 87 87 000001c 88 88 ))) 89 89 93 + 90 90 (% class="box" %) 91 91 ((( 92 92 (% 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. ... ... @@ -93,6 +93,7 @@ 93 93 ))) 94 94 95 95 100 + 96 96 === 2.2.1 Decode Method === 97 97 98 98 ... ... @@ -193,17 +193,11 @@ 193 193 * **Frequency:** Transmit Frequency: example: 923300000 194 194 * **rxwindow:** transmit on Rx1Window or Rx2Window. 195 195 196 - 197 - 198 - 199 199 (% style="color:blue" %)**Completely exmaple:** 200 200 201 201 * **Old version:** echo 018193F4,imme,hex,0101 > /var/iot/push/test 202 202 * **New version:** echo 018193F4,imme,hex,0101,20,1,SF12,923300000,2 > /var/iot/push/test 203 203 204 - 205 - 206 - 207 207 (% style="color:#037691" %)**Downstream Frequency** 208 208 209 209 The LG308 will use the RX2 window info to send the downstream payload, use the default LoRaWAN settings, as below: ... ... @@ -217,9 +217,6 @@ 217 217 * IN865: 866.55Mhz, SF10 BW125 218 218 * RU864: 869.1Mhz, SF12 BW125 219 219 220 - 221 - 222 - 223 223 (% style="color:#037691" %)**Examples:** 224 224 225 225 (% class="box" %) ... ... @@ -226,25 +226,19 @@ 226 226 ((( 227 227 we can use echo command to create files in LG308 for downstream. 228 228 root@dragino-1d25dc:~~# echo 2602111D,time,hex,12345678 > /var/iot/push/test 229 -))) 230 230 231 -(% class="box" %) 232 -((( 226 + 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). 237 -))) 238 238 239 -(% class="box" %) 240 -((( 232 + 241 241 **2)** When there is an upstrea from end node, this downstream will be sent and shows: 242 242 lora_pkt_fwd[4286]: INFO: tx_start_delay=1497 (1497.000000) - (1497, bw_delay=0.000000, notch_delay=0.000000) 243 243 lora_pkt_fwd[4286]: [LGWSEND]lgw_send done: count_us=3537314420, freq=923300000, size=17 244 -))) 245 245 246 -(% class="box" %) 247 -((( 237 + 248 248 **3)** and the end node will got: 249 249 [5764825]~*~*~*~** UpLinkCounter= 98 ~*~*~*~** 250 250 [5764827]TX on freq 905300000 Hz at DR 0 ... ... @@ -257,10 +257,8 @@ 257 257 Rssi= -41 258 258 Receive data 259 259 (% style="color:#037691" %)**2:12345678** (%%) ~-~-> Hex 260 -))) 261 261 262 -(% class="box" %) 263 -((( 251 + 264 264 **4) **If we use the command "echo 2602111D,time,txt,12345678 > /var/iot/push/test" for downstream, the end node will got: 265 265 [5955877]~*~*~*~** UpLinkCounter= 102 ~*~*~*~** 266 266 [5955879]TX on freq 904100000 Hz at DR 0 ... ... @@ -276,6 +276,7 @@ 276 276 ))) 277 277 278 278 267 + 279 279 = 3. Example 1: Communicate with LT-22222-L = 280 280 281 281 ... ... @@ -319,6 +319,7 @@ 319 319 # whether the Device 2 has been changed.// 320 320 ))) 321 321 311 + 322 322 **~1. Input keys** 323 323 324 324 [[image:image-20220527162450-3.png]] ... ... @@ -328,6 +328,7 @@ 328 328 329 329 **2. Make sure the LPS8 and LT use the same frequency bands, choose EU868 in this test.** 330 330 321 + 331 331 **3. Choose Built-in server** 332 332 333 333 [[image:image-20220527162518-4.png]] ... ... @@ -337,7 +337,7 @@ 337 337 338 338 **4. Run the script.** 339 339 340 -[[image:image-20220 527162552-5.png]]331 +[[image:image-20220722115213-2.png]] 341 341 342 342 Run the script 343 343 ... ... @@ -344,11 +344,12 @@ 344 344 345 345 **5. Output:** 346 346 347 -[[image:image-20220 527162619-6.png]]338 +[[image:image-20220722115133-1.png]] 348 348 349 349 Output from LPS8 350 350 351 351 343 + 352 352 = 4. Example 2: Communicate to TCP Server = 353 353 354 354
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