Last modified by Xiaoling on 2023/04/20 18:14
<
From version < 18.2 >
edited by Xiaoling
on 2022/07/22 11:52
To version < 1.6 >
edited by Xiaoling
on 2022/05/12 17:52
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Summary

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Content
... ... @@ -1,50 +1,40 @@
1 -**Table of Contents:**
1 + **Contents:**
2 2  
3 3  {{toc/}}
4 4  
5 5  
6 -
7 7  = 1. Introduction =
8 8  
9 -
10 10  The Dragino LoRaWAN gateway can commuicate with LoRaWAN ABP End Node without the need of LoRaWAN server. It can be used in some cases such as:
11 11  
12 12  * No internet connection.
13 -* User wants to get data forward in gateway and forward to their server base on MQTT/HTTP, etc. (Combine ABP communication method and [[MQTT forward together>>MQTT Forward Instruction]]).
11 +* User wants to get data forward in gateway and forward to their server base on MQTT/HTTP, etc. (Combine ABP communication method and [[MQTT forward together>>url:https://wiki.dragino.com/index.php/MQTT_Forward_Instruction]]).
14 14  
15 -(((
16 -The basic of this feature is the decoding of (% style="color:red" %)**LoRaWAN ABP End Node**(%%). Requirements:
17 -)))
18 18  
14 +The basic of this feature is the decoding of LoRaWAN ABP End Node. Requirements:
15 +
19 19  1. LoRaWAN End Node in ABP mode. Make sure your end node works in this mode. End node most are default set to OTAA mode
20 20  1. LoRaWAN Gateway model: [[LPS8>>url:http://www.dragino.com/products/lora-lorawan-gateway/item/148-lps8.html]], [[LG308>>url:http://www.dragino.com/products/lora-lorawan-gateway/item/140-lg308.html]], [[DLOS8>>url:http://www.dragino.com/products/lora-lorawan-gateway/item/160-dlos8.html]] ,[[LIG16>>url:http://www.dragino.com/products/lora-lorawan-gateway/item/171-lig16.html]]
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/]](%%)**
18 +1. Firmware version for below instruction:[[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 24  = 2. How it works =
25 25  
26 26  
27 -(% style="color:#037691" %)**Video Instruction**(%%): **[[https:~~/~~/youtu.be/ZBjXwmp7rwM>>url:https://youtu.be/ZBjXwmp7rwM]]**
24 +Video Instruction: [[https:~~/~~/youtu.be/ZBjXwmp7rwM>>url:https://youtu.be/ZBjXwmp7rwM]]
28 28  
29 -
30 30  Assume we have the LoRaWAN tracker LGT92 which works in ABP mode and US915 band. It has below keys:
31 31  
32 -(% class="box infomessage" %)
33 -(((
34 -**AT+NWKSKEY=72 32 63 95 dd 8f e2 b2 13 66 e4 35 93 8f 55 df
28 +{{{AT+NWKSKEY=72 32 63 95 dd 8f e2 b2 13 66 e4 35 93 8f 55 df
35 35  AT+APPSKEY=b3 17 f8 14 7a 43 27 8a 6a 31 c4 47 3d 55 5d 33
36 -AT+DADDR=2602111D**
37 -)))
30 +AT+DADDR=2602111D
31 +}}}
38 38  
39 -(((
40 40  and we have the LG308 works and US915 band and support ABP decryption. User can input these keys in LG308 so the LG308 can communicate with LGT92.
41 41  
42 -
43 -)))
44 -
45 45  We need to input above keys in LG308 and enable ABP decryption.
46 46  
47 -[[image:image-20220527161119-1.png]]
37 +[[image:https://wiki.dragino.com/images/thumb/5/55/LG308_MQTT_1.png/600px-LG308_MQTT_1.png||height="329" width="600"]]
48 48  
49 49  Input the ABP keys in LG308
50 50  
... ... @@ -51,109 +51,84 @@
51 51  
52 52  == 2.1 Upstream ==
53 53  
54 -
55 55  Now when this End Node (Dev Addr=2602111D) send a uplink packet. When this packet arrive LG308, LG308 will decode it and put the decode data on the file /var/iot/channels/2602111D . So we have this data for further process with other applications in LG308.
56 56  
57 -(((
58 58  We can see the log of LG308 to know this packet arrive
59 -)))
60 60  
61 -[[image:image-20220527161149-2.png]]
48 +[[image:https://wiki.dragino.com/images/thumb/1/16/ABP_DECODE_2.png/600px-ABP_DECODE_2.png||height="205" width="600"]]
62 62  
63 -LG308 log by "(% style="color:red" %)**logread -f**" (%%)command
50 +LG308 log by "logread -f" command
64 64  
65 65  
66 66  The data of End Node is stored in the file /var/iot/channels/2602111D. We can use hexdump command to check it.
67 67  
68 -(% class="box" %)
69 -(((
70 -root@dragino-1d25dc:~~# hexdump /var/iot/channels/2602111D
71 -0000000 (% style="color:#037691" %)**4646 4646 4646 3946 3030 3030 3030 3546**(%%)      ~-~-> Got RSSI and SNR    
72 -0000010 (% style="color:#037691" %)**cc0c 0b63 0266 017f ff7f ff00 **(%%) ~-~-> Payload
55 +{{{root@dragino-1d25dc:~# hexdump /var/iot/channels/2602111D
56 +0000000 4646 4646 4646 3946 3030 3030 3030 3546 --> Got RSSI and SNR
57 +0000010 cc0c 0b63 0266 017f ff7f ff00 --> Payload
73 73  000001c
74 -)))
59 +}}}
75 75  
76 -* **RSSI**: 4646 4646 4646 3946 = 0xFFFF FF9F : So RSSI = (0xFFFF FF9F - 0x100000000) = -97
77 -* **SNR**: 3030 3030 3030 3546 = 0x0000 005F = 95, need to divide 10 so SNR is 9.5
78 -* **Payload**: 0xcc0c 0b63 0266 017f ff7f ff00
61 +* RSSI: 4646 4646 4646 3946 = 0xFFFF FF9F : So RSSI = (0xFFFF FF9F - 0x100000000) = -97
62 +* SNR: 3030 3030 3030 3546 = 0x0000 005F = 95, need to divide 10 so SNR is 9.5
63 +* Payload: 0xcc0c 0b63 0266 017f ff7f ff00
79 79  
80 80  
81 -(% class="box" %)
82 -(((
83 -(% 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:
84 -in LGT92, use (% style="color:#037691" %)**AT+SEND=12:hello world** (%%)to send ASCII string
85 -root@dragino-1d25dc:~~# hexdump /var/iot/channels/2602111D
66 +{{{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:
67 +in LGT92, use AT+SEND=12:hello world to send ASCII string
68 +root@dragino-1d25dc:~# hexdump /var/iot/channels/2602111D
86 86  0000000 4646 4646 4646 3946 3030 3030 3030 3546
87 -0000010 6865 6c6c 6f20 776f 726c 6400      ~-~-> Got ASCII code "hello world"    
70 +0000010 6865 6c6c 6f20 776f 726c 6400 --> Got ASCII code "hello world"
88 88  000001c
89 -)))
72 +}}}
90 90  
91 -(% class="box" %)
92 -(((
93 -(% style="color:red" %)**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.
94 -)))
74 +{{{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.
75 +}}}
95 95  
96 -
97 97  === 2.2.1 Decode Method ===
98 98  
79 +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.
99 99  
100 -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.
101 -
102 102  For example we have a LHT65 , works in ABP mode and gateway successful get the data, which are:
103 103  
104 -(% class="box" %)
105 -(((
106 -root@dragino-1baf44:~~# hexdump /var/iot/channels/01826108
83 +{{{root@dragino-1baf44:~# hexdump /var/iot/channels/01826108
107 107  0000000 4646 4646 4646 4537 3030 3030 3030 3438
108 -0000010 ccd1 7fff 7fff 017f ff7f ff00         
85 +0000010 ccd1 7fff 7fff 017f ff7f ff00
109 109  000001c
110 -)))
87 +}}}
111 111  
112 -
113 113  If we choose ASCII decoder, the MQTT process will send out with mqtt-data:
114 114  
115 -(% class="box" %)
116 -(((
117 -Sun Sep 27 04:33:16 2020 user.notice root: [IoT.MQTT]:pub_topic[-t]: dragino-1baf44/01826108/data
91 +{{{Sun Sep 27 04:33:16 2020 user.notice root: [IoT.MQTT]:pub_topic[-t]: dragino-1baf44/01826108/data
118 118  Sun Sep 27 04:33:16 2020 user.notice root: [IoT.MQTT]:decoder: ASCII
119 -Sun Sep 27 04:33:16 2020 user.notice root: [IoT.MQTT]:mqtt_data[-m]: (% style="color:#037691" %)**ffffffe700000048ccd17fff7fff017fff7fff00**
120 -)))
93 +Sun Sep 27 04:33:16 2020 user.notice root: [IoT.MQTT]:mqtt_data[-m]: ffffffe700000048ccd17fff7fff017fff7fff00
94 +}}}
121 121  
122 -
123 123  If we choose Decode_LHT65, the MQTT process will send out with mqtt-data
124 124  
125 -(% class="box" %)
126 -(((
127 -Sun Sep 27 04:36:45 2020 user.notice root: [IoT.MQTT]:pub_topic[-t]: dragino-1baf44/01826108/data
98 +{{{Sun Sep 27 04:36:45 2020 user.notice root: [IoT.MQTT]:pub_topic[-t]: dragino-1baf44/01826108/data
128 128  Sun Sep 27 04:36:45 2020 user.notice root: [IoT.MQTT]:decoder: Dragino_LHT65
129 -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,
130 -"EXT":"Temperature Sensor","RSSI":-24,"TempC_SHT":85.0,"SNR":8.2,"ext_sensor":0}(%%)**
131 -)))
100 +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,
101 +"EXT":"Temperature Sensor","RSSI":-24,"TempC_SHT":85.0,"SNR":8.2,"ext_sensor":0}
102 +}}}
132 132  
133 133  Above scripts are store in /etc/lora/decoder/. User can put their scripts here and select it in the UI.
134 134  
135 135  
136 -
137 137  === 2.2.2 How to Decode My End Node ===
138 138  
109 +1/ Configure the ABP keys for your end node in the gateway. enable ABP decode in Web UI
139 139  
140 -**1.** Configure the ABP keys for your end node in the gateway. enable ABP decode in Web UI
111 +2/ Don't choose MQTT service, use LoRaWAN.
141 141  
142 -**2. **Don't choose MQTT service, use LoRaWAN.
113 +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 -**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
115 +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 -**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 -
148 148  {{{/etc/lora/decoder/Dragino_LHT65 END_NODE_DEV_ADDR
149 149  }}}
150 150  
151 -**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.
120 +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:
152 152  
153 -
154 -(% style="color:red" %)
155 -**Some notice:**
156 -
157 157  * RSSI and SNR are added when gateway receive the packet, so there is always this field.
158 158  * If you rename the file, please make it executable.
159 159  * See this link for lua.bit module: [[http:~~/~~/luaforge.net/projects/bit/>>url:http://luaforge.net/projects/bit/]]
... ... @@ -161,50 +161,46 @@
161 161  * the last line return is what will be used for MQTT
162 162  * User can use other language ,not limited to Lua, just make sure the return is what you want to send.
163 163  
164 -
165 -
166 166  == 2.2 Downstream ==
167 167  
168 -
169 169  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
170 170  
171 171  The file should use below format:
172 172  
173 -(% style="color:#037691" %)**dev_addr,imme/time,txt/hex,payload**
174 174  
136 +dev_addr,imme/time,txt/hex,payload
137 +
175 175  Since fimware > Dragino-v2 lgw-5.4.1608518541 . Support more option
176 176  
177 -(% style="color:#037691" %)**dev_addr,imme/time,txt/hex,payload,txpw,txbw,SF,frequency,rxwindow**
140 +dev_addr,imme/time,txt/hex,payload,txpw,txbw,SF,frequency,rxwindow
178 178  
179 -* **dev_addr:** Inptu the device address
180 -* **imme/time:**
142 +* dev_addr: Inptu the device address
143 +* imme/time:
181 181  ** imme: send downstream immediately,For Class C end node.
182 182  ** time: send downstream after receive device's uplink. For Class A end node
183 -* **txt/hex:**
146 +* txt/hex:
184 184  ** txt: send payload in ASCII
185 185  ** hex: send payload in HEX
186 -* **payload: **payload to be sent, payload lenght should match the LoRaWAN protocol requirement.
187 -* **txpw:** Transmit Power. example: 20
188 -* **txbw:** bandwidth:
149 +* payload: payload to be sent, payload lenght should match the LoRaWAN protocol requirement.
150 +* txpw: Transmit Power. example: 20
151 +* txbw: bandwidth:
189 189  ** 1: 500 kHz
190 190  ** 2: 250 kHz
191 191  ** 3: 125 kHz
192 192  ** 4: 62.5 kHz
193 -* **SF:** Spreading Factor : SF7/SF8/SF9/SF10/SF11/SF12
194 -* **Frequency:** Transmit Frequency: example: 923300000
195 -* **rxwindow:** transmit on Rx1Window or Rx2Window.
156 +* SF: Spreading Factor : SF7/SF8/SF9/SF10/SF11/SF12
157 +* Frequency: Transmit Frequency: example: 923300000
158 +* rxwindow: transmit on Rx1Window or Rx2Window.
196 196  
197 197  
161 +Completely exmaple:
198 198  
199 -(% style="color:blue" %)**Completely exmaple:**
163 +* Old version: echo 018193F4,imme,hex,0101 > /var/iot/push/test
164 +* New version: echo 018193F4,imme,hex,0101,20,1,SF12,923300000,2 > /var/iot/push/test
200 200  
201 -* **Old version:** echo 018193F4,imme,hex,0101 > /var/iot/push/test
202 -* **New version:** echo 018193F4,imme,hex,0101,20,1,SF12,923300000,2 > /var/iot/push/test
203 203  
167 +Downstream Frequency
204 204  
205 -
206 -(% style="color:#037691" %)**Downstream Frequency**
207 -
208 208  The LG308 will use the RX2 window info to send the downstream payload, use the default LoRaWAN settings, as below:
209 209  
210 210  * EU868: 869.525Mhz, DR0(SF12BW125)
... ... @@ -217,28 +217,22 @@
217 217  * RU864: 869.1Mhz, SF12 BW125
218 218  
219 219  
181 +Examples:
220 220  
221 -(% style="color:#037691" %)**Examples:**
183 +{{{we can use echo command to create files in LG308 for downstream.
184 +root@dragino-1d25dc:~# echo 2602111D,time,hex,12345678 > /var/iot/push/test
222 222  
223 -(% class="box" %)
224 -(((
225 -we can use echo command to create files in LG308 for downstream.
226 -root@dragino-1d25dc:~~# echo 2602111D,time,hex,12345678 > /var/iot/push/test
186 +1) From logread -f of gateway, we can see it has been added as pedning.
187 +lora_pkt_fwd[4286]: INFO~ [DNLK]Looking file : test
188 +lora_pkt_fwd[4286]: INFO~ [DNLK]devaddr:2602111D, txmode:time, pdfm:hex, size:4, payload1:4Vx,payload_hex:77C1BB90
189 +lora_pkt_fwd[4286]: INFO~ [DNLK] DNLINK PENDING!(1 elems).
227 227  
228 -
229 -**1)** From logread -f of gateway, we can see it has been added as pedning.
230 -lora_pkt_fwd[4286]: INFO~~ [DNLK]Looking file : test
231 -lora_pkt_fwd[4286]: INFO~~ [DNLK]devaddr:2602111D, txmode:time, pdfm:hex, size:4, payload1:4Vx,payload_hex:77C1BB90
232 -lora_pkt_fwd[4286]: INFO~~ [DNLK] DNLINK PENDING!(1 elems).
233 -
234 -
235 -**2)** When there is an upstrea from end node, this downstream will be sent and shows:
191 +2) When there is an upstrea from end node, this downstream will be sent and shows:
236 236  lora_pkt_fwd[4286]: INFO: tx_start_delay=1497 (1497.000000) - (1497, bw_delay=0.000000, notch_delay=0.000000)
237 237  lora_pkt_fwd[4286]: [LGWSEND]lgw_send done: count_us=3537314420, freq=923300000, size=17
238 238  
239 -
240 -**3)** and the end node will got:
241 -[5764825]~*~*~*~** UpLinkCounter= 98 ~*~*~*~**
195 +3) and the end node will got:
196 +[5764825]***** UpLinkCounter= 98 *****
242 242  [5764827]TX on freq 905300000 Hz at DR 0
243 243  Update Interval: 60000 ms
244 244  [5765202]txDone
... ... @@ -248,11 +248,11 @@
248 248  [5767501]rxDone
249 249  Rssi= -41
250 250  Receive data
251 -(% style="color:#037691" %)**2:12345678**  (%%) ~-~-> Hex
206 +2:12345678 --> Hex
207 +}}}
252 252  
253 -
254 -**4) **If we use the command "echo 2602111D,time,txt,12345678 > /var/iot/push/test" for downstream, the end node will got:
255 -[5955877]~*~*~*~** UpLinkCounter= 102 ~*~*~*~**
209 +{{{4) If we use the command "echo 2602111D,time,txt,12345678 > /var/iot/push/test" for downstream, the end node will got:
210 +[5955877]***** UpLinkCounter= 102 *****
256 256  [5955879]TX on freq 904100000 Hz at DR 0
257 257  Update Interval: 60000 ms
258 258  [5956254]txDone
... ... @@ -262,90 +262,79 @@
262 262  [5958595]rxDone
263 263  Rssi= -37
264 264  Receive data
265 -(% style="color:#037691" %)**2:3132333435363738**(%%) ~-~-> ASCII string "12345678"
266 -)))
220 +2:3132333435363738 --> ASCII string "12345678"
221 +}}}
267 267  
268 -
269 269  = 3. Example 1: Communicate with LT-22222-L =
270 270  
271 -
272 272  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]]
273 273  
274 -(% class="box" %)
275 -(((
276 -//#!/bin/sh
227 +{{{#!/bin/sh
277 277  # This scripts shows how to use LPS8/LG308/DLOS8 to communicate with two LoRaWAN End Nodes, without the use of internet or LoRaWAN server
278 278  #
279 -# Hardware Prepare:
280 -# 1. LT-22222-L x 2, both are configured to work in
281 -#   a) Class C ;
282 -# b) ABP Mode ;
230 +# Hardware Prepare:
231 +# 1. LT-22222-L x 2, both are configured to work in
232 +# a) Class C ;
233 +# b) ABP Mode ;
283 283  # c) AT+Mod=1
284 -# 2. LPS8,
285 -#   a) Firmware version >
286 -#   b) Input the LT-22222-L keys in LPS so LPS8 can talk with them.
287 -#   c) Lorawan server choose built-in
288 -#   d) in Custom page, select custom script to point to this script. (put this script in /etc/iot/scripts directory)
235 +# 2. LPS8,
236 +# a) Firmware version >
237 +# b) Input the LT-22222-L keys in LPS so LPS8 can talk with them.
238 +# c) Lorawan server choose built-in
239 +# d) in Custom page, select custom script to point to this script. (put this script in /etc/iot/scripts directory)
240 +#
241 +# How it works?
242 +# a) Devices 1 sends a uplink payload to LPS8. LPS8 will get the DI1 and DI2 info from the payload
243 +# b) LPS8 will send a message to Device 2 to set the Device2 DO1 = Device1 DI1, and Device DO2 = Device DI2.
244 +# c) Device2 will change DO1 and DO2 to according to the message from LPS8, and send back a message to LPS8 with the its DO1
245 +# and DO2 value. LPS8 will ask Device1 to change its DO1 to same as Device 2, and change the DO2 to the same as Device 2.
246 +# ( The purpose of this step is to show that the Device2 has already do the change there).
247 +#
248 +# For example: If current status of Device1 and Device2 leds shows:
249 +# Device1: DI1: ON, DI2: ON , DO1: OFF, DO2: OFF
250 +# Device2: DI1: OFF, DI2: OFF , DO1: OFF, DO2: OFF
289 289  #
290 -# How it works?
291 -#   a) Devices 1 sends a uplink payload to LPS8. LPS8 will get the DI1 and DI2 info from the payload
292 -#   b) LPS8 will send a message to Device 2 to set the Device2 DO1 = Device1 DI1, and Device DO2 = Device DI2.
293 -#   c) Device2 will change DO1 and DO2 to according to the message from LPS8, and send back a message to LPS8 with the its DO1
294 -#   and DO2 value. LPS8 will ask Device1 to change its DO1 to same as Device 2, and change the DO2 to the same as Device 2.
295 -#   ( The purpose of this step is to show that the Device2 has already do the change there).
296 -#
297 -#  For example: If current status of Device1 and Device2 leds shows:
298 -#  Device1: DI1: ON, DI2: ON , DO1: OFF,  DO2: OFF
299 -#  Device2: DI1: OFF, DI2: OFF , DO1: OFF,  DO2: OFF
300 -#
301 -#  Step2  will cause below change:
302 -#  Device1: DI1: ON, DI2: ON , DO1: OFF,  DO2: OFF
303 -#  Device2: DI1: OFF, DI2: OFF , DO1: ON,  DO2: ON
304 -# 
305 -#  Step3 will cause below change:
306 -#  Device1: DI1: ON, DI2: ON , DO1: ON,  DO2: ON
307 -#  Device2: DI1: OFF, DI2: OFF , DO1: ON,  DO2: ON
308 -#  So if a person is in the Device 1 location, he can check if the DO LED match DI LEDs on Device 1 to confirm
309 -#  whether the Device 2 has been changed.//
310 -)))
252 +# Step2 will cause below change:
253 +# Device1: DI1: ON, DI2: ON , DO1: OFF, DO2: OFF
254 +# Device2: DI1: OFF, DI2: OFF , DO1: ON, DO2: ON
255 +#
256 +# Step3 will cause below change:
257 +# Device1: DI1: ON, DI2: ON , DO1: ON, DO2: ON
258 +# Device2: DI1: OFF, DI2: OFF , DO1: ON, DO2: ON
259 +# So if a person is in the Device 1 location, he can check if the DO LED match DI LEDs on Device 1 to confirm
260 +# whether the Device 2 has been changed.}}}
311 311  
262 +~1. Input keys
312 312  
313 -**~1. Input keys**
264 +[[image:https://wiki.dragino.com/images/thumb/b/bf/LPS8_LT-22222_1.png/600px-LPS8_LT-22222_1.png||height="335" width="600"]]
314 314  
315 -[[image:image-20220527162450-3.png]]
316 -
317 317  Input Keys in LPS8
318 318  
268 +2. Make sure the LPS8 and LT use the same frequency bands, choose EU868 in this test.
319 319  
320 -**2. Make sure the LPS8 and LT use the same frequency bands, choose EU868 in this test.**
270 +3. Choose Built-in server
321 321  
272 +[[image:https://wiki.dragino.com/images/thumb/d/d7/LPS8_LT-22222_2.png/600px-LPS8_LT-22222_2.png||height="264" width="600"]]
322 322  
323 -**3. Choose Built-in server**
324 -
325 -[[image:image-20220527162518-4.png]]
326 -
327 327  Choose Built-in server
328 328  
276 +4. Run the script.
329 329  
330 -**4. Run the script.**
278 +[[image:https://wiki.dragino.com/images/thumb/3/39/LPS8_LT-22222_3.png/600px-LPS8_LT-22222_3.png||height="389" width="600"]]
331 331  
332 -[[image:image-20220722115213-2.png]]
333 -
334 334  Run the script
335 335  
282 +5. Output:
336 336  
337 -**5. Output:**
284 +[[image:https://wiki.dragino.com/images/thumb/f/fe/LPS8_LT-22222_4.png/600px-LPS8_LT-22222_4.png||height="433" width="600"]]
338 338  
339 -[[image:image-20220722115133-1.png]]
340 -
341 341  Output from LPS8
342 342  
343 343  
344 344  = 4. Example 2: Communicate to TCP Server =
345 345  
291 +[[image:https://wiki.dragino.com/images/thumb/7/75/LPS8_TCP_0.png/600px-LPS8_TCP_0.png||height="370" width="600"]]
346 346  
347 -[[image:image-20220527162648-7.png]]
348 -
349 349  Network Structure
350 350  
351 351  
... ... @@ -352,42 +352,35 @@
352 352  Full instruction video inlcude how to write scripts to fit server needed is here:
353 353  
354 354  
355 -(% style="color:#037691" %)**Video Instruction**(%%): **[[https:~~/~~/youtu.be/-nevW6U2TsE>>url:https://youtu.be/-nevW6U2TsE]]**
299 +Video Instruction: [[https:~~/~~/youtu.be/-nevW6U2TsE>>url:https://youtu.be/-nevW6U2TsE]]
356 356  
357 357  
358 -(% style="color:red" %)**Note: Firmware version must be higher than lgw-5.4.1607519907**
302 +Note: Firmware version must be higher than lgw-5.4.1607519907
359 359  
360 -
361 361  Assume we already set up ABP keys in the gateway:
362 362  
363 -[[image:image-20220527162852-8.png]]
306 +[[image:https://wiki.dragino.com/images/thumb/b/bf/LPS8_LT-22222_1.png/600px-LPS8_LT-22222_1.png||height="335" width="600"]]
364 364  
365 365  Input Keys in LPS8
366 366  
310 +run socket tool in PC
367 367  
312 +[[image:https://wiki.dragino.com/images/thumb/4/4b/LPS8_TCP_2.png/600px-LPS8_TCP_2.png||height="212" width="600"]]
368 368  
369 -**run socket tool in PC**
370 -
371 -[[image:image-20220527163028-9.png]]
372 -
373 -
374 374  Socket tool
375 375  
376 376  
317 +Input Server address and port
377 377  
378 -**Input Server address and port**
319 +[[image:https://wiki.dragino.com/images/thumb/c/c6/LPS8_TCP_3.png/600px-LPS8_TCP_3.png||height="306" width="600"]]
379 379  
380 -[[image:image-20220527163106-10.png]]
381 -
382 382  Input Server address and port
383 383  
384 384  
324 +See value receive in socket tool. :
385 385  
386 -**See value receive in socket tool:**
326 +[[image:https://wiki.dragino.com/images/thumb/2/20/LPS8_TCP_4.png/600px-LPS8_TCP_4.png||height="219" width="600"]]
387 387  
388 -[[image:image-20220527163144-11.png]]
389 -
390 390  value receive in socket tool
391 391  
392 -
393 393  If user want to modify the TCP connection method. He can refer: [[https:~~/~~/github.com/dragino/dragino-packages/blob/lg02/haserl-ui/root/usr/bin/tcp_process.sh>>url:https://github.com/dragino/dragino-packages/blob/lg02/haserl-ui/root/usr/bin/tcp_process.sh]]. Same script is on /usr/bin of gateway.
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