Last modified by Xiaoling on 2023/04/20 18:14
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From version < 7.1 >
edited by Xiaoling
on 2022/05/27 16:26
To version < 3.3 >
edited by Xiaoling
on 2022/05/27 16:14
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74 74  (% class="box" %)
75 75  (((
76 76  (% 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:
77 -in LGT92, use (% style="color:#037691" %)**AT+SEND=12:hello world** (%%)to send ASCII string
77 +in LGT92, use **(% style="color:#037691" %)AT+SEND=12:hello world** (%%)to send ASCII string
78 78  root@dragino-1d25dc:~~# hexdump /var/iot/channels/2602111D
79 79  0000000 4646 4646 4646 3946 3030 3030 3030 3546
80 80  0000010 6865 6c6c 6f20 776f 726c 6400      ~-~-> Got ASCII code "hello world"    
... ... @@ -86,10 +86,9 @@
86 86  (% style="color:#037691" %)**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.
87 87  )))
88 88  
89 -
90 90  === 2.2.1 Decode Method ===
91 91  
92 -The decode methods: (% style="color:#037691" %)**ASCII String, Decode_LHT65**(%%) doesn't affect how the sensor data is stored, they are to define how should the sensor data to be sent.
91 +The decode methods: **ASCII String, Decode_LHT65** doesn't affect how the sensor data is stored, they are to define how should the sensor data to be sent.
93 93  
94 94  For example we have a LHT65 , works in ABP mode and gateway successful get the data, which are:
95 95  
... ... @@ -107,7 +107,7 @@
107 107  (((
108 108  Sun Sep 27 04:33:16 2020 user.notice root: [IoT.MQTT]:pub_topic[-t]: dragino-1baf44/01826108/data
109 109  Sun Sep 27 04:33:16 2020 user.notice root: [IoT.MQTT]:decoder: ASCII
110 -Sun Sep 27 04:33:16 2020 user.notice root: [IoT.MQTT]:mqtt_data[-m]: (% style="color:#037691" %)**ffffffe700000048ccd17fff7fff017fff7fff00**
109 +Sun Sep 27 04:33:16 2020 user.notice root: [IoT.MQTT]:mqtt_data[-m]: ffffffe700000048ccd17fff7fff017fff7fff00
111 111  )))
112 112  
113 113  If we choose Decode_LHT65, the MQTT process will send out with mqtt-data
... ... @@ -116,8 +116,8 @@
116 116  (((
117 117  Sun Sep 27 04:36:45 2020 user.notice root: [IoT.MQTT]:pub_topic[-t]: dragino-1baf44/01826108/data
118 118  Sun Sep 27 04:36:45 2020 user.notice root: [IoT.MQTT]:decoder: Dragino_LHT65
119 -Sun Sep 27 04:36:45 2020 user.notice root: [IoT.MQTT]:mqtt_data[-m]:** (% style="color:#037691" %){"Hum_SHT":32.7,"BatV":3.281,"TempC_DS":32.9,
120 -"EXT":"Temperature Sensor","RSSI":-24,"TempC_SHT":85.0,"SNR":8.2,"ext_sensor":0}(%%)**
118 +Sun Sep 27 04:36:45 2020 user.notice root: [IoT.MQTT]:mqtt_data[-m]: {"Hum_SHT":32.7,"BatV":3.281,"TempC_DS":32.9,
119 +"EXT":"Temperature Sensor","RSSI":-24,"TempC_SHT":85.0,"SNR":8.2,"ext_sensor":0}
121 121  )))
122 122  
123 123  Above scripts are store in /etc/lora/decoder/. User can put their scripts here and select it in the UI.
... ... @@ -145,8 +145,6 @@
145 145  * the last line return is what will be used for MQTT
146 146  * User can use other language ,not limited to Lua, just make sure the return is what you want to send.
147 147  
148 -
149 -
150 150  == 2.2 Downstream ==
151 151  
152 152  In LG308, we can create a file in the directory /var/iot/push for downstream purpose. We recommend using each command to generate this file. This file will be used for transmission and auto-deleted after used
... ... @@ -153,11 +153,11 @@
153 153  
154 154  The file should use below format:
155 155  
156 -(% style="color:#037691" %)**dev_addr,imme/time,txt/hex,payload**
153 +(% class="mark" %)**dev_addr,imme/time,txt/hex,payload**
157 157  
158 158  Since fimware > Dragino-v2 lgw-5.4.1608518541 . Support more option
159 159  
160 -(% style="color:#037691" %)**dev_addr,imme/time,txt/hex,payload,txpw,txbw,SF,frequency,rxwindow**
157 +(% class="mark" %)**dev_addr,imme/time,txt/hex,payload,txpw,txbw,SF,frequency,rxwindow**
161 161  
162 162  * dev_addr: Inptu the device address
163 163  * imme/time:
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182 182  * Old version: echo 018193F4,imme,hex,0101 > /var/iot/push/test
183 183  * New version: echo 018193F4,imme,hex,0101,20,1,SF12,923300000,2 > /var/iot/push/test
184 184  
182 +(% class="mark" %)**Downstream Frequency**
185 185  
186 -(% style="color:#037691" %)**Downstream Frequency**
187 -
188 188  The LG308 will use the RX2 window info to send the downstream payload, use the default LoRaWAN settings, as below:
189 189  
190 190  * EU868: 869.525Mhz, DR0(SF12BW125)
... ... @@ -196,9 +196,8 @@
196 196  * IN865: 866.55Mhz, SF10 BW125
197 197  * RU864: 869.1Mhz, SF12 BW125
198 198  
195 +(% class="mark" %)**Examples:**
199 199  
200 -(% style="color:#037691" %)**Examples:**
201 -
202 202  (% class="box" %)
203 203  (((
204 204  we can use echo command to create files in LG308 for downstream.
... ... @@ -233,7 +233,7 @@
233 233  [5767501]rxDone
234 234  Rssi= -41
235 235  Receive data
236 -(% style="color:#037691" %)**2:12345678**  (%%) ~-~-> Hex
231 +2:12345678    ~-~-> Hex
237 237  )))
238 238  
239 239  (% class="box" %)
... ... @@ -249,10 +249,9 @@
249 249  [5958595]rxDone
250 250  Rssi= -37
251 251  Receive data
252 -(% style="color:#037691" %)**2:3132333435363738**(%%) ~-~-> ASCII string "12345678"
247 +2:3132333435363738 ~-~-> ASCII string "12345678"
253 253  )))
254 254  
255 -
256 256  = 3. Example 1: Communicate with LT-22222-L =
257 257  
258 258  Script can be download from: [[Example Script 1>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/LPS8/Firmware/customized_script/&file=talk_to_lt-22222-l_v0.1.sh]]
... ... @@ -297,20 +297,18 @@
297 297  
298 298  ~1. Input keys
299 299  
300 -[[image:image-20220527162450-3.png]]
294 +[[image:https://wiki.dragino.com/images/thumb/b/bf/LPS8_LT-22222_1.png/600px-LPS8_LT-22222_1.png||height="335" width="600"]]
301 301  
302 302  Input Keys in LPS8
303 303  
304 -
305 305  2. Make sure the LPS8 and LT use the same frequency bands, choose EU868 in this test.
306 306  
307 307  3. Choose Built-in server
308 308  
309 -[[image:image-20220527162518-4.png]]
302 +[[image:https://wiki.dragino.com/images/thumb/d/d7/LPS8_LT-22222_2.png/600px-LPS8_LT-22222_2.png||height="264" width="600"]]
310 310  
311 311  Choose Built-in server
312 312  
313 -
314 314  4. Run the script.
315 315  
316 316  [[image:https://wiki.dragino.com/images/thumb/3/39/LPS8_LT-22222_3.png/600px-LPS8_LT-22222_3.png||height="389" width="600"]]
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