Last modified by Xiaoling on 2023/04/20 18:14
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... ... @@ -138,23 +138,19 @@ 138 138 === 2.2.2 How to Decode My End Node === 139 139 140 140 141 - **1.**Configure the ABP keys for your end node in the gateway. enable ABP decode in Web UI141 +1/ Configure the ABP keys for your end node in the gateway. enable ABP decode in Web UI 142 142 143 - **2.**Don't choose MQTT service, use LoRaWAN.143 +2/ Don't choose MQTT service, use LoRaWAN. 144 144 145 - **3.**When your end node send a message to the gateway, there will be a file store in /var/iot/channels. full path should be /var/iot/channels/END_NODE_DEV_ADDR145 +3/ When your end node send a message to the gateway, there will be a file store in /var/iot/channels. full path should be /var/iot/channels/END_NODE_DEV_ADDR 146 146 147 - **4.**Use the /etc/lora/decoder/Dragino_LHT65 as template to decode your payload. This script is written in Lua language. User can manually call this script when you see the data file in /var/iot/channels by running:147 +4/ Use the /etc/lora/decoder/Dragino_LHT65 as template to decode your payload. This script is written in Lua language. User can manually call this script when you see the data file in /var/iot/channels by running: 148 148 149 149 {{{/etc/lora/decoder/Dragino_LHT65 END_NODE_DEV_ADDR 150 150 }}} 151 151 152 - **5.**What you see as output is the MQTT data device will upload, user's end node has different payload compare with LHT65, most properly this file will report with error. User need to modify to match the actual payload.152 +5/ What you see as output is the MQTT data device will upload, user's end node has different payload compare with LHT65, most properly this file will report with error. User need to modify to match the actual payload. Some notice: 153 153 154 - 155 -(% style="color:red" %) 156 -**Some notice:** 157 - 158 158 * RSSI and SNR are added when gateway receive the packet, so there is always this field. 159 159 * If you rename the file, please make it executable. 160 160 * See this link for lua.bit module: [[http:~~/~~/luaforge.net/projects/bit/>>url:http://luaforge.net/projects/bit/]] ... ... @@ -162,6 +162,8 @@ 162 162 * the last line return is what will be used for MQTT 163 163 * User can use other language ,not limited to Lua, just make sure the return is what you want to send. 164 164 161 + 162 + 165 165 == 2.2 Downstream == 166 166 167 167 ... ... @@ -194,6 +194,7 @@ 194 194 * **rxwindow:** transmit on Rx1Window or Rx2Window. 195 195 196 196 195 + 197 197 (% style="color:blue" %)**Completely exmaple:** 198 198 199 199 * **Old version:** echo 018193F4,imme,hex,0101 > /var/iot/push/test ... ... @@ -220,19 +220,25 @@ 220 220 ((( 221 221 we can use echo command to create files in LG308 for downstream. 222 222 root@dragino-1d25dc:~~# echo 2602111D,time,hex,12345678 > /var/iot/push/test 222 +))) 223 223 224 - 224 +(% class="box" %) 225 +((( 225 225 **1)** From logread -f of gateway, we can see it has been added as pedning. 226 226 lora_pkt_fwd[4286]: INFO~~ [DNLK]Looking file : test 227 227 lora_pkt_fwd[4286]: INFO~~ [DNLK]devaddr:2602111D, txmode:time, pdfm:hex, size:4, payload1:4Vx,payload_hex:77C1BB90 228 228 lora_pkt_fwd[4286]: INFO~~ [DNLK] DNLINK PENDING!(1 elems). 230 +))) 229 229 230 - 232 +(% class="box" %) 233 +((( 231 231 **2)** When there is an upstrea from end node, this downstream will be sent and shows: 232 232 lora_pkt_fwd[4286]: INFO: tx_start_delay=1497 (1497.000000) - (1497, bw_delay=0.000000, notch_delay=0.000000) 233 233 lora_pkt_fwd[4286]: [LGWSEND]lgw_send done: count_us=3537314420, freq=923300000, size=17 237 +))) 234 234 235 - 239 +(% class="box" %) 240 +((( 236 236 **3)** and the end node will got: 237 237 [5764825]~*~*~*~** UpLinkCounter= 98 ~*~*~*~** 238 238 [5764827]TX on freq 905300000 Hz at DR 0 ... ... @@ -245,8 +245,10 @@ 245 245 Rssi= -41 246 246 Receive data 247 247 (% style="color:#037691" %)**2:12345678** (%%) ~-~-> Hex 253 +))) 248 248 249 - 255 +(% class="box" %) 256 +((( 250 250 **4) **If we use the command "echo 2602111D,time,txt,12345678 > /var/iot/push/test" for downstream, the end node will got: 251 251 [5955877]~*~*~*~** UpLinkCounter= 102 ~*~*~*~** 252 252 [5955879]TX on freq 904100000 Hz at DR 0 ... ... @@ -305,7 +305,6 @@ 305 305 # whether the Device 2 has been changed.// 306 306 ))) 307 307 308 - 309 309 **~1. Input keys** 310 310 311 311 [[image:image-20220527162450-3.png]] ... ... @@ -315,7 +315,6 @@ 315 315 316 316 **2. Make sure the LPS8 and LT use the same frequency bands, choose EU868 in this test.** 317 317 318 - 319 319 **3. Choose Built-in server** 320 320 321 321 [[image:image-20220527162518-4.png]]