Last modified by Xiaoling on 2023/04/20 18:14
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... ... @@ -1,5 +1,4 @@ 1 -* 2 -** Table of** **Contents: 1 +**Table of Contents:** 3 3 4 4 {{toc/}} 5 5 ... ... @@ -132,22 +132,27 @@ 132 132 Above scripts are store in /etc/lora/decoder/. User can put their scripts here and select it in the UI. 133 133 134 134 134 + 135 135 === 2.2.2 How to Decode My End Node === 136 136 137 137 138 -1 /Configure the ABP keys for your end node in the gateway. enable ABP decode in Web UI138 +**1.** Configure the ABP keys for your end node in the gateway. enable ABP decode in Web UI 139 139 140 -2 /Don't choose MQTT service, use LoRaWAN.140 +**2. **Don't choose MQTT service, use LoRaWAN. 141 141 142 -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_ADDR142 +**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 143 143 144 -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:144 +**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: 145 145 146 146 {{{/etc/lora/decoder/Dragino_LHT65 END_NODE_DEV_ADDR 147 147 }}} 148 148 149 -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:149 +**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. 150 150 151 + 152 +(% style="color:red" %) 153 +**Some notice:** 154 + 151 151 * RSSI and SNR are added when gateway receive the packet, so there is always this field. 152 152 * If you rename the file, please make it executable. 153 153 * See this link for lua.bit module: [[http:~~/~~/luaforge.net/projects/bit/>>url:http://luaforge.net/projects/bit/]] ... ... @@ -156,7 +156,6 @@ 156 156 * User can use other language ,not limited to Lua, just make sure the return is what you want to send. 157 157 158 158 159 - 160 160 == 2.2 Downstream == 161 161 162 162 ... ... @@ -189,6 +189,7 @@ 189 189 * **rxwindow:** transmit on Rx1Window or Rx2Window. 190 190 191 191 195 + 192 192 (% style="color:blue" %)**Completely exmaple:** 193 193 194 194 * **Old version:** echo 018193F4,imme,hex,0101 > /var/iot/push/test ... ... @@ -217,25 +217,19 @@ 217 217 ((( 218 218 we can use echo command to create files in LG308 for downstream. 219 219 root@dragino-1d25dc:~~# echo 2602111D,time,hex,12345678 > /var/iot/push/test 220 -))) 221 221 222 -(% class="box" %) 223 -((( 225 + 224 224 **1)** From logread -f of gateway, we can see it has been added as pedning. 225 225 lora_pkt_fwd[4286]: INFO~~ [DNLK]Looking file : test 226 226 lora_pkt_fwd[4286]: INFO~~ [DNLK]devaddr:2602111D, txmode:time, pdfm:hex, size:4, payload1:4Vx,payload_hex:77C1BB90 227 227 lora_pkt_fwd[4286]: INFO~~ [DNLK] DNLINK PENDING!(1 elems). 228 -))) 229 229 230 -(% class="box" %) 231 -((( 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 -))) 236 236 237 -(% class="box" %) 238 -((( 236 + 239 239 **3)** and the end node will got: 240 240 [5764825]~*~*~*~** UpLinkCounter= 98 ~*~*~*~** 241 241 [5764827]TX on freq 905300000 Hz at DR 0 ... ... @@ -248,10 +248,8 @@ 248 248 Rssi= -41 249 249 Receive data 250 250 (% style="color:#037691" %)**2:12345678** (%%) ~-~-> Hex 251 -))) 252 252 253 -(% class="box" %) 254 -((( 250 + 255 255 **4) **If we use the command "echo 2602111D,time,txt,12345678 > /var/iot/push/test" for downstream, the end node will got: 256 256 [5955877]~*~*~*~** UpLinkCounter= 102 ~*~*~*~** 257 257 [5955879]TX on freq 904100000 Hz at DR 0 ... ... @@ -264,6 +264,8 @@ 264 264 Rssi= -37 265 265 Receive data 266 266 (% style="color:#037691" %)**2:3132333435363738**(%%) ~-~-> ASCII string "12345678" 263 + 264 + 267 267 ))) 268 268 269 269