Last modified by Xiaoling on 2023/04/20 18:14
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From version < 3.3 >
edited by Xiaoling
on 2022/05/27 16:14
To version < 7.1 >
edited by Xiaoling
on 2022/05/27 16:26
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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"    
... ... @@ -86,9 +86,10 @@
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 +
89 89  === 2.2.1 Decode Method ===
90 90  
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.
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.
92 92  
93 93  For example we have a LHT65 , works in ABP mode and gateway successful get the data, which are:
94 94  
... ... @@ -106,7 +106,7 @@
106 106  (((
107 107  Sun Sep 27 04:33:16 2020 user.notice root: [IoT.MQTT]:pub_topic[-t]: dragino-1baf44/01826108/data
108 108  Sun Sep 27 04:33:16 2020 user.notice root: [IoT.MQTT]:decoder: ASCII
109 -Sun Sep 27 04:33:16 2020 user.notice root: [IoT.MQTT]:mqtt_data[-m]: ffffffe700000048ccd17fff7fff017fff7fff00
110 +Sun Sep 27 04:33:16 2020 user.notice root: [IoT.MQTT]:mqtt_data[-m]: (% style="color:#037691" %)**ffffffe700000048ccd17fff7fff017fff7fff00**
110 110  )))
111 111  
112 112  If we choose Decode_LHT65, the MQTT process will send out with mqtt-data
... ... @@ -115,8 +115,8 @@
115 115  (((
116 116  Sun Sep 27 04:36:45 2020 user.notice root: [IoT.MQTT]:pub_topic[-t]: dragino-1baf44/01826108/data
117 117  Sun Sep 27 04:36:45 2020 user.notice root: [IoT.MQTT]:decoder: Dragino_LHT65
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}
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}(%%)**
120 120  )))
121 121  
122 122  Above scripts are store in /etc/lora/decoder/. User can put their scripts here and select it in the UI.
... ... @@ -144,6 +144,8 @@
144 144  * the last line return is what will be used for MQTT
145 145  * User can use other language ,not limited to Lua, just make sure the return is what you want to send.
146 146  
148 +
149 +
147 147  == 2.2 Downstream ==
148 148  
149 149  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
... ... @@ -150,11 +150,11 @@
150 150  
151 151  The file should use below format:
152 152  
153 -(% class="mark" %)**dev_addr,imme/time,txt/hex,payload**
156 +(% style="color:#037691" %)**dev_addr,imme/time,txt/hex,payload**
154 154  
155 155  Since fimware > Dragino-v2 lgw-5.4.1608518541 . Support more option
156 156  
157 -(% class="mark" %)**dev_addr,imme/time,txt/hex,payload,txpw,txbw,SF,frequency,rxwindow**
160 +(% style="color:#037691" %)**dev_addr,imme/time,txt/hex,payload,txpw,txbw,SF,frequency,rxwindow**
158 158  
159 159  * dev_addr: Inptu the device address
160 160  * imme/time:
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179 179  * Old version: echo 018193F4,imme,hex,0101 > /var/iot/push/test
180 180  * New version: echo 018193F4,imme,hex,0101,20,1,SF12,923300000,2 > /var/iot/push/test
181 181  
182 -(% class="mark" %)**Downstream Frequency**
183 183  
186 +(% style="color:#037691" %)**Downstream Frequency**
187 +
184 184  The LG308 will use the RX2 window info to send the downstream payload, use the default LoRaWAN settings, as below:
185 185  
186 186  * EU868: 869.525Mhz, DR0(SF12BW125)
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192 192  * IN865: 866.55Mhz, SF10 BW125
193 193  * RU864: 869.1Mhz, SF12 BW125
194 194  
195 -(% class="mark" %)**Examples:**
196 196  
200 +(% style="color:#037691" %)**Examples:**
201 +
197 197  (% class="box" %)
198 198  (((
199 199  we can use echo command to create files in LG308 for downstream.
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228 228  [5767501]rxDone
229 229  Rssi= -41
230 230  Receive data
231 -2:12345678    ~-~-> Hex
236 +(% style="color:#037691" %)**2:12345678**  (%%) ~-~-> Hex
232 232  )))
233 233  
234 234  (% class="box" %)
... ... @@ -244,9 +244,10 @@
244 244  [5958595]rxDone
245 245  Rssi= -37
246 246  Receive data
247 -2:3132333435363738 ~-~-> ASCII string "12345678"
252 +(% style="color:#037691" %)**2:3132333435363738**(%%) ~-~-> ASCII string "12345678"
248 248  )))
249 249  
255 +
250 250  = 3. Example 1: Communicate with LT-22222-L =
251 251  
252 252  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]]
... ... @@ -291,18 +291,20 @@
291 291  
292 292  ~1. Input keys
293 293  
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"]]
300 +[[image:image-20220527162450-3.png]]
295 295  
296 296  Input Keys in LPS8
297 297  
304 +
298 298  2. Make sure the LPS8 and LT use the same frequency bands, choose EU868 in this test.
299 299  
300 300  3. Choose Built-in server
301 301  
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"]]
309 +[[image:image-20220527162518-4.png]]
303 303  
304 304  Choose Built-in server
305 305  
313 +
306 306  4. Run the script.
307 307  
308 308  [[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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