Last modified by Xiaoling on 2023/04/20 18:14
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From version < 16.2 >
edited by Xiaoling
on 2022/07/22 11:41
To version < 1.6 >
edited by Xiaoling
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Summary

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... ... @@ -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  
... ... @@ -51,108 +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 -(% class="box" %)
81 -(((
82 -(% 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:
83 -in LGT92, use (% style="color:#037691" %)**AT+SEND=12:hello world** (%%)to send ASCII string
84 -root@dragino-1d25dc:~~# hexdump /var/iot/channels/2602111D
65 +
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
85 85  0000000 4646 4646 4646 3946 3030 3030 3030 3546
86 -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"
87 87  000001c
88 -)))
72 +}}}
89 89  
90 -(% class="box" %)
91 -(((
92 -(% 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.
93 -)))
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 +}}}
94 94  
95 -
96 96  === 2.2.1 Decode Method ===
97 97  
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.
98 98  
99 -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.
100 -
101 101  For example we have a LHT65 , works in ABP mode and gateway successful get the data, which are:
102 102  
103 -(% class="box" %)
104 -(((
105 -root@dragino-1baf44:~~# hexdump /var/iot/channels/01826108
83 +{{{root@dragino-1baf44:~# hexdump /var/iot/channels/01826108
106 106  0000000 4646 4646 4646 4537 3030 3030 3030 3438
107 -0000010 ccd1 7fff 7fff 017f ff7f ff00         
85 +0000010 ccd1 7fff 7fff 017f ff7f ff00
108 108  000001c
109 -)))
87 +}}}
110 110  
111 -
112 112  If we choose ASCII decoder, the MQTT process will send out with mqtt-data:
113 113  
114 -(% class="box" %)
115 -(((
116 -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
117 117  Sun Sep 27 04:33:16 2020 user.notice root: [IoT.MQTT]:decoder: ASCII
118 -Sun Sep 27 04:33:16 2020 user.notice root: [IoT.MQTT]:mqtt_data[-m]: (% style="color:#037691" %)**ffffffe700000048ccd17fff7fff017fff7fff00**
119 -)))
93 +Sun Sep 27 04:33:16 2020 user.notice root: [IoT.MQTT]:mqtt_data[-m]: ffffffe700000048ccd17fff7fff017fff7fff00
94 +}}}
120 120  
121 -
122 122  If we choose Decode_LHT65, the MQTT process will send out with mqtt-data
123 123  
124 -(% class="box" %)
125 -(((
126 -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
127 127  Sun Sep 27 04:36:45 2020 user.notice root: [IoT.MQTT]:decoder: Dragino_LHT65
128 -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,
129 -"EXT":"Temperature Sensor","RSSI":-24,"TempC_SHT":85.0,"SNR":8.2,"ext_sensor":0}(%%)**
130 -)))
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 +}}}
131 131  
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  
135 -
136 136  === 2.2.2 How to Decode My End Node ===
137 137  
109 +1/ Configure the ABP keys for your end node in the gateway. enable ABP decode in Web UI
138 138  
139 -**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.
140 140  
141 -**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
142 142  
143 -**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:
144 144  
145 -**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:
146 -
147 147  {{{/etc/lora/decoder/Dragino_LHT65 END_NODE_DEV_ADDR
148 148  }}}
149 149  
150 -**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:
151 151  
152 -
153 -(% style="color:red" %)
154 -**Some notice:**
155 -
156 156  * RSSI and SNR are added when gateway receive the packet, so there is always this field.
157 157  * If you rename the file, please make it executable.
158 158  * See this link for lua.bit module: [[http:~~/~~/luaforge.net/projects/bit/>>url:http://luaforge.net/projects/bit/]]
... ... @@ -160,46 +160,46 @@
160 160  * the last line return is what will be used for MQTT
161 161  * User can use other language ,not limited to Lua, just make sure the return is what you want to send.
162 162  
163 -
164 -
165 165  == 2.2 Downstream ==
166 166  
167 -
168 168  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
169 169  
170 170  The file should use below format:
171 171  
172 -(% style="color:#037691" %)**dev_addr,imme/time,txt/hex,payload**
173 173  
136 +dev_addr,imme/time,txt/hex,payload
137 +
174 174  Since fimware > Dragino-v2 lgw-5.4.1608518541 . Support more option
175 175  
176 -(% 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
177 177  
178 -* **dev_addr:** Inptu the device address
179 -* **imme/time:**
142 +* dev_addr: Inptu the device address
143 +* imme/time:
180 180  ** imme: send downstream immediately,For Class C end node.
181 181  ** time: send downstream after receive device's uplink. For Class A end node
182 -* **txt/hex:**
146 +* txt/hex:
183 183  ** txt: send payload in ASCII
184 184  ** hex: send payload in HEX
185 -* **payload: **payload to be sent, payload lenght should match the LoRaWAN protocol requirement.
186 -* **txpw:** Transmit Power. example: 20
187 -* **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:
188 188  ** 1: 500 kHz
189 189  ** 2: 250 kHz
190 190  ** 3: 125 kHz
191 191  ** 4: 62.5 kHz
192 -* **SF:** Spreading Factor : SF7/SF8/SF9/SF10/SF11/SF12
193 -* **Frequency:** Transmit Frequency: example: 923300000
194 -* **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.
195 195  
196 -(% style="color:blue" %)**Completely exmaple:**
197 197  
198 -* **Old version:** echo 018193F4,imme,hex,0101 > /var/iot/push/test
199 -* **New version:** echo 018193F4,imme,hex,0101,20,1,SF12,923300000,2 > /var/iot/push/test
161 +Completely exmaple:
200 200  
201 -(% style="color:#037691" %)**Downstream Frequency**
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
202 202  
166 +
167 +Downstream Frequency
168 +
203 203  The LG308 will use the RX2 window info to send the downstream payload, use the default LoRaWAN settings, as below:
204 204  
205 205  * EU868: 869.525Mhz, DR0(SF12BW125)
... ... @@ -211,33 +211,23 @@
211 211  * IN865: 866.55Mhz, SF10 BW125
212 212  * RU864: 869.1Mhz, SF12 BW125
213 213  
214 -(% style="color:#037691" %)**Examples:**
215 215  
216 -(% class="box" %)
217 -(((
218 -we can use echo command to create files in LG308 for downstream.
219 -root@dragino-1d25dc:~~# echo 2602111D,time,hex,12345678 > /var/iot/push/test
220 -)))
181 +Examples:
221 221  
222 -(% class="box" %)
223 -(((
224 -**1)** From logread -f of gateway, we can see it has been added as pedning.
225 -lora_pkt_fwd[4286]: INFO~~ [DNLK]Looking file : test
226 -lora_pkt_fwd[4286]: INFO~~ [DNLK]devaddr:2602111D, txmode:time, pdfm:hex, size:4, payload1:4Vx,payload_hex:77C1BB90
227 -lora_pkt_fwd[4286]: INFO~~ [DNLK] DNLINK PENDING!(1 elems).
228 -)))
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
229 229  
230 -(% class="box" %)
231 -(((
232 -**2)** When there is an upstrea from end node, this downstream will be sent and shows:
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).
190 +
191 +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 -(((
239 -**3)** and the end node will got:
240 -[5764825]~*~*~*~** UpLinkCounter= 98 ~*~*~*~**
195 +3) and the end node will got:
196 +[5764825]***** UpLinkCounter= 98 *****
241 241  [5764827]TX on freq 905300000 Hz at DR 0
242 242  Update Interval: 60000 ms
243 243  [5765202]txDone
... ... @@ -247,13 +247,11 @@
247 247  [5767501]rxDone
248 248  Rssi= -41
249 249  Receive data
250 -(% style="color:#037691" %)**2:12345678**  (%%) ~-~-> Hex
251 -)))
206 +2:12345678 --> Hex
207 +}}}
252 252  
253 -(% class="box" %)
254 -(((
255 -**4) **If we use the command "echo 2602111D,time,txt,12345678 > /var/iot/push/test" for downstream, the end node will got:
256 -[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 *****
257 257  [5955879]TX on freq 904100000 Hz at DR 0
258 258  Update Interval: 60000 ms
259 259  [5956254]txDone
... ... @@ -263,88 +263,79 @@
263 263  [5958595]rxDone
264 264  Rssi= -37
265 265  Receive data
266 -(% style="color:#037691" %)**2:3132333435363738**(%%) ~-~-> ASCII string "12345678"
267 -)))
220 +2:3132333435363738 --> ASCII string "12345678"
221 +}}}
268 268  
269 -
270 270  = 3. Example 1: Communicate with LT-22222-L =
271 271  
272 -
273 273  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]]
274 274  
275 -(% class="box" %)
276 -(((
277 -//#!/bin/sh
227 +{{{#!/bin/sh
278 278  # This scripts shows how to use LPS8/LG308/DLOS8 to communicate with two LoRaWAN End Nodes, without the use of internet or LoRaWAN server
279 279  #
280 -# Hardware Prepare:
281 -# 1. LT-22222-L x 2, both are configured to work in
282 -#   a) Class C ;
283 -# 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 ;
284 284  # c) AT+Mod=1
285 -# 2. LPS8,
286 -#   a) Firmware version >
287 -#   b) Input the LT-22222-L keys in LPS so LPS8 can talk with them.
288 -#   c) Lorawan server choose built-in
289 -#   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
290 290  #
291 -# How it works?
292 -#   a) Devices 1 sends a uplink payload to LPS8. LPS8 will get the DI1 and DI2 info from the payload
293 -#   b) LPS8 will send a message to Device 2 to set the Device2 DO1 = Device1 DI1, and Device DO2 = Device DI2.
294 -#   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
295 -#   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.
296 -#   ( The purpose of this step is to show that the Device2 has already do the change there).
297 -#
298 -#  For example: If current status of Device1 and Device2 leds shows:
299 -#  Device1: DI1: ON, DI2: ON , DO1: OFF,  DO2: OFF
300 -#  Device2: DI1: OFF, DI2: OFF , DO1: OFF,  DO2: OFF
301 -#
302 -#  Step2  will cause below change:
303 -#  Device1: DI1: ON, DI2: ON , DO1: OFF,  DO2: OFF
304 -#  Device2: DI1: OFF, DI2: OFF , DO1: ON,  DO2: ON
305 -# 
306 -#  Step3 will cause below change:
307 -#  Device1: DI1: ON, DI2: ON , DO1: ON,  DO2: ON
308 -#  Device2: DI1: OFF, DI2: OFF , DO1: ON,  DO2: ON
309 -#  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
310 -#  whether the Device 2 has been changed.//
311 -)))
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.}}}
312 312  
313 -**~1. Input keys**
262 +~1. Input keys
314 314  
315 -[[image:image-20220527162450-3.png]]
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"]]
316 316  
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  
322 -**3. Choose Built-in server**
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"]]
323 323  
324 -[[image:image-20220527162518-4.png]]
325 -
326 326  Choose Built-in server
327 327  
276 +4. Run the script.
328 328  
329 -**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"]]
330 330  
331 -[[image:image-20220527162552-5.png]]
332 -
333 333  Run the script
334 334  
282 +5. Output:
335 335  
336 -**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"]]
337 337  
338 -[[image:image-20220527162619-6.png]]
339 -
340 340  Output from LPS8
341 341  
342 342  
343 343  = 4. Example 2: Communicate to TCP Server =
344 344  
291 +[[image:https://wiki.dragino.com/images/thumb/7/75/LPS8_TCP_0.png/600px-LPS8_TCP_0.png||height="370" width="600"]]
345 345  
346 -[[image:image-20220527162648-7.png]]
347 -
348 348  Network Structure
349 349  
350 350  
... ... @@ -351,42 +351,35 @@
351 351  Full instruction video inlcude how to write scripts to fit server needed is here:
352 352  
353 353  
354 -(% 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]]
355 355  
356 356  
357 -(% 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
358 358  
359 -
360 360  Assume we already set up ABP keys in the gateway:
361 361  
362 -[[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"]]
363 363  
364 364  Input Keys in LPS8
365 365  
310 +run socket tool in PC
366 366  
312 +[[image:https://wiki.dragino.com/images/thumb/4/4b/LPS8_TCP_2.png/600px-LPS8_TCP_2.png||height="212" width="600"]]
367 367  
368 -**run socket tool in PC**
369 -
370 -[[image:image-20220527163028-9.png]]
371 -
372 -
373 373  Socket tool
374 374  
375 375  
317 +Input Server address and port
376 376  
377 -**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"]]
378 378  
379 -[[image:image-20220527163106-10.png]]
380 -
381 381  Input Server address and port
382 382  
383 383  
324 +See value receive in socket tool. :
384 384  
385 -**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"]]
386 386  
387 -[[image:image-20220527163144-11.png]]
388 -
389 389  value receive in socket tool
390 390  
391 -
392 392  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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