Last modified by Xiaoling on 2023/04/20 18:14
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... ... @@ -21,8 +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 - 26 26 = 2. How it works = 27 27 28 28 ... ... @@ -79,9 +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 - 84 - 85 85 (% class="box" %) 86 86 ((( 87 87 (% 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: ... ... @@ -167,8 +167,6 @@ 167 167 168 168 169 169 170 - 171 - 172 172 == 2.2 Downstream == 173 173 174 174 ... ... @@ -201,6 +201,8 @@ 201 201 * **rxwindow:** transmit on Rx1Window or Rx2Window. 202 202 203 203 197 + 198 + 204 204 (% style="color:blue" %)**Completely exmaple:** 205 205 206 206 * **Old version:** echo 018193F4,imme,hex,0101 > /var/iot/push/test ... ... @@ -207,6 +207,8 @@ 207 207 * **New version:** echo 018193F4,imme,hex,0101,20,1,SF12,923300000,2 > /var/iot/push/test 208 208 209 209 205 + 206 + 210 210 (% style="color:#037691" %)**Downstream Frequency** 211 211 212 212 The LG308 will use the RX2 window info to send the downstream payload, use the default LoRaWAN settings, as below: ... ... @@ -221,6 +221,8 @@ 221 221 * RU864: 869.1Mhz, SF12 BW125 222 222 223 223 221 + 222 + 224 224 (% style="color:#037691" %)**Examples:** 225 225 226 226 (% class="box" %) ... ... @@ -227,19 +227,25 @@ 227 227 ((( 228 228 we can use echo command to create files in LG308 for downstream. 229 229 root@dragino-1d25dc:~~# echo 2602111D,time,hex,12345678 > /var/iot/push/test 229 +))) 230 230 231 - 231 +(% class="box" %) 232 +((( 232 232 **1)** From logread -f of gateway, we can see it has been added as pedning. 233 233 lora_pkt_fwd[4286]: INFO~~ [DNLK]Looking file : test 234 234 lora_pkt_fwd[4286]: INFO~~ [DNLK]devaddr:2602111D, txmode:time, pdfm:hex, size:4, payload1:4Vx,payload_hex:77C1BB90 235 235 lora_pkt_fwd[4286]: INFO~~ [DNLK] DNLINK PENDING!(1 elems). 237 +))) 236 236 237 - 239 +(% class="box" %) 240 +((( 238 238 **2)** When there is an upstrea from end node, this downstream will be sent and shows: 239 239 lora_pkt_fwd[4286]: INFO: tx_start_delay=1497 (1497.000000) - (1497, bw_delay=0.000000, notch_delay=0.000000) 240 240 lora_pkt_fwd[4286]: [LGWSEND]lgw_send done: count_us=3537314420, freq=923300000, size=17 244 +))) 241 241 242 - 246 +(% class="box" %) 247 +((( 243 243 **3)** and the end node will got: 244 244 [5764825]~*~*~*~** UpLinkCounter= 98 ~*~*~*~** 245 245 [5764827]TX on freq 905300000 Hz at DR 0 ... ... @@ -252,8 +252,10 @@ 252 252 Rssi= -41 253 253 Receive data 254 254 (% style="color:#037691" %)**2:12345678** (%%) ~-~-> Hex 260 +))) 255 255 256 - 262 +(% class="box" %) 263 +((( 257 257 **4) **If we use the command "echo 2602111D,time,txt,12345678 > /var/iot/push/test" for downstream, the end node will got: 258 258 [5955877]~*~*~*~** UpLinkCounter= 102 ~*~*~*~** 259 259 [5955879]TX on freq 904100000 Hz at DR 0 ... ... @@ -312,7 +312,6 @@ 312 312 # whether the Device 2 has been changed.// 313 313 ))) 314 314 315 - 316 316 **~1. Input keys** 317 317 318 318 [[image:image-20220527162450-3.png]] ... ... @@ -322,7 +322,6 @@ 322 322 323 323 **2. Make sure the LPS8 and LT use the same frequency bands, choose EU868 in this test.** 324 324 325 - 326 326 **3. Choose Built-in server** 327 327 328 328 [[image:image-20220527162518-4.png]]