Last modified by Xiaoling on 2023/04/20 18:14
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... ... @@ -21,7 +21,6 @@ 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 - 25 25 = 2. How it works = 26 26 27 27 ... ... @@ -50,7 +50,6 @@ 50 50 Input the ABP keys in LG308 51 51 52 52 53 - 54 54 == 2.1 Upstream == 55 55 56 56 ... ... @@ -79,7 +79,6 @@ 79 79 * **SNR**: 3030 3030 3030 3546 = 0x0000 005F = 95, need to divide 10 so SNR is 9.5 80 80 * **Payload**: 0xcc0c 0b63 0266 017f ff7f ff00 81 81 82 - 83 83 (% class="box" %) 84 84 ((( 85 85 (% 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: ... ... @@ -90,7 +90,6 @@ 90 90 000001c 91 91 ))) 92 92 93 - 94 94 (% class="box" %) 95 95 ((( 96 96 (% 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. ... ... @@ -97,7 +97,6 @@ 97 97 ))) 98 98 99 99 100 - 101 101 === 2.2.1 Decode Method === 102 102 103 103 ... ... @@ -198,11 +198,17 @@ 198 198 * **Frequency:** Transmit Frequency: example: 923300000 199 199 * **rxwindow:** transmit on Rx1Window or Rx2Window. 200 200 196 + 197 + 198 + 201 201 (% style="color:blue" %)**Completely exmaple:** 202 202 203 203 * **Old version:** echo 018193F4,imme,hex,0101 > /var/iot/push/test 204 204 * **New version:** echo 018193F4,imme,hex,0101,20,1,SF12,923300000,2 > /var/iot/push/test 205 205 204 + 205 + 206 + 206 206 (% style="color:#037691" %)**Downstream Frequency** 207 207 208 208 The LG308 will use the RX2 window info to send the downstream payload, use the default LoRaWAN settings, as below: ... ... @@ -216,6 +216,9 @@ 216 216 * IN865: 866.55Mhz, SF10 BW125 217 217 * RU864: 869.1Mhz, SF12 BW125 218 218 220 + 221 + 222 + 219 219 (% style="color:#037691" %)**Examples:** 220 220 221 221 (% class="box" %) ... ... @@ -222,19 +222,25 @@ 222 222 ((( 223 223 we can use echo command to create files in LG308 for downstream. 224 224 root@dragino-1d25dc:~~# echo 2602111D,time,hex,12345678 > /var/iot/push/test 229 +))) 225 225 226 - 231 +(% class="box" %) 232 +((( 227 227 **1)** From logread -f of gateway, we can see it has been added as pedning. 228 228 lora_pkt_fwd[4286]: INFO~~ [DNLK]Looking file : test 229 229 lora_pkt_fwd[4286]: INFO~~ [DNLK]devaddr:2602111D, txmode:time, pdfm:hex, size:4, payload1:4Vx,payload_hex:77C1BB90 230 230 lora_pkt_fwd[4286]: INFO~~ [DNLK] DNLINK PENDING!(1 elems). 237 +))) 231 231 232 - 239 +(% class="box" %) 240 +((( 233 233 **2)** When there is an upstrea from end node, this downstream will be sent and shows: 234 234 lora_pkt_fwd[4286]: INFO: tx_start_delay=1497 (1497.000000) - (1497, bw_delay=0.000000, notch_delay=0.000000) 235 235 lora_pkt_fwd[4286]: [LGWSEND]lgw_send done: count_us=3537314420, freq=923300000, size=17 244 +))) 236 236 237 - 246 +(% class="box" %) 247 +((( 238 238 **3)** and the end node will got: 239 239 [5764825]~*~*~*~** UpLinkCounter= 98 ~*~*~*~** 240 240 [5764827]TX on freq 905300000 Hz at DR 0 ... ... @@ -247,8 +247,10 @@ 247 247 Rssi= -41 248 248 Receive data 249 249 (% style="color:#037691" %)**2:12345678** (%%) ~-~-> Hex 260 +))) 250 250 251 - 262 +(% class="box" %) 263 +((( 252 252 **4) **If we use the command "echo 2602111D,time,txt,12345678 > /var/iot/push/test" for downstream, the end node will got: 253 253 [5955877]~*~*~*~** UpLinkCounter= 102 ~*~*~*~** 254 254 [5955879]TX on freq 904100000 Hz at DR 0 ... ... @@ -264,7 +264,6 @@ 264 264 ))) 265 265 266 266 267 - 268 268 = 3. Example 1: Communicate with LT-22222-L = 269 269 270 270 ... ... @@ -308,7 +308,6 @@ 308 308 # whether the Device 2 has been changed.// 309 309 ))) 310 310 311 - 312 312 **~1. Input keys** 313 313 314 314 [[image:image-20220527162450-3.png]] ... ... @@ -318,7 +318,6 @@ 318 318 319 319 **2. Make sure the LPS8 and LT use the same frequency bands, choose EU868 in this test.** 320 320 321 - 322 322 **3. Choose Built-in server** 323 323 324 324 [[image:image-20220527162518-4.png]] ... ... @@ -328,7 +328,7 @@ 328 328 329 329 **4. Run the script.** 330 330 331 -[[image:image-20220 722115213-2.png]]340 +[[image:image-20220527162552-5.png]] 332 332 333 333 Run the script 334 334 ... ... @@ -335,12 +335,11 @@ 335 335 336 336 **5. Output:** 337 337 338 -[[image:image-2022072 2115133-1.png]]347 +[[image:image-20220527162619-6.png]] 339 339 340 340 Output from LPS8 341 341 342 342 343 - 344 344 = 4. Example 2: Communicate to TCP Server = 345 345 346 346
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