Last modified by Xiaoling on 2023/04/20 18:14
<
From version < 21.1 >
edited by Kilight Cao
on 2022/12/01 14:01
To version < 1.3 >
edited by Xiaoling
on 2022/05/12 17:50
>
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Summary

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Author
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1 -XWiki.Kilight
1 +XWiki.Xiaoling
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1 -**Table of Contents:**
1 +Contents:
2 2  
3 -{{toc/}}
4 4  
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]]).
9 +* 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  
12 +The basic of this feature is the decoding of LoRaWAN ABP End Node. Requirements:
13 +
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/]](%%)**
16 +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 -= 2. How it works =
24 24  
19 += 2. How it works
20 +\\Video Instruction: [[https:~~/~~/youtu.be/ZBjXwmp7rwM>>url:https://youtu.be/ZBjXwmp7rwM]] =
25 25  
26 -(% style="color:#037691" %)**Video Instruction**(%%): **[[https:~~/~~/youtu.be/ZBjXwmp7rwM>>url:https://youtu.be/ZBjXwmp7rwM]]**
27 -
28 -
29 29  Assume we have the LoRaWAN tracker LGT92 which works in ABP mode and US915 band. It has below keys:
30 30  
31 -(% class="box infomessage" %)
32 -(((
33 -**AT+NWKSKEY=72 32 63 95 dd 8f e2 b2 13 66 e4 35 93 8f 55 df
24 +{{{AT+NWKSKEY=72 32 63 95 dd 8f e2 b2 13 66 e4 35 93 8f 55 df
34 34  AT+APPSKEY=b3 17 f8 14 7a 43 27 8a 6a 31 c4 47 3d 55 5d 33
35 -AT+DADDR=2602111D**
36 -)))
26 +AT+DADDR=2602111D
27 +}}}
37 37  
38 -(((
39 39  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.
40 40  
41 -
42 -)))
43 -
44 44  We need to input above keys in LG308 and enable ABP decryption.
45 45  
33 +[[image:https://wiki.dragino.com/images/thumb/5/55/LG308_MQTT_1.png/600px-LG308_MQTT_1.png||height="329" width="600"]]
46 46  
47 -[[image:image-20220527161119-1.png]]
48 -
49 -
50 50  Input the ABP keys in LG308
51 51  
52 52  
53 -
54 54  == 2.1 Upstream ==
55 55  
56 -
57 57  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.
58 58  
59 -(((
60 -We can see the log of LG308 to know this packet arrive.
42 +We can see the log of LG308 to know this packet arrive
61 61  
62 -
63 -)))
44 +[[image:https://wiki.dragino.com/images/thumb/1/16/ABP_DECODE_2.png/600px-ABP_DECODE_2.png||height="205" width="600"]]
64 64  
65 -[[image:image-20220527161149-2.png]]
46 +LG308 log by "logread -f" command
66 66  
67 67  
68 -LG308 log by "(% style="color:red" %)**logread -f**" (%%)command
69 -
70 -
71 -
72 72  The data of End Node is stored in the file /var/iot/channels/2602111D. We can use hexdump command to check it.
73 73  
74 -(% class="box" %)
75 -(((
76 -root@dragino-1d25dc:~~# hexdump /var/iot/channels/2602111D
77 -0000000 (% style="color:#037691" %)**4646 4646 4646 3946 3030 3030 3030 3546**(%%)      ~-~-> Got RSSI and SNR    
78 -0000010 (% style="color:#037691" %)**cc0c 0b63 0266 017f ff7f ff00 **(%%) ~-~-> Payload
51 +{{{root@dragino-1d25dc:~# hexdump /var/iot/channels/2602111D
52 +0000000 4646 4646 4646 3946 3030 3030 3030 3546 --> Got RSSI and SNR
53 +0000010 cc0c 0b63 0266 017f ff7f ff00 --> Payload
79 79  000001c
80 -)))
55 +}}}
81 81  
82 -* **RSSI**: 4646 4646 4646 3946 = 0xFFFF FF9F : So RSSI = (0xFFFF FF9F - 0x100000000) = -97
83 -* **SNR**: 3030 3030 3030 3546 = 0x0000 005F = 95, need to divide 10 so SNR is 9.5
84 -* **Payload**: 0xcc0c 0b63 0266 017f ff7f ff00
57 +* RSSI: 4646 4646 4646 3946 = 0xFFFF FF9F : So RSSI = (0xFFFF FF9F - 0x100000000) = -97
58 +* SNR: 3030 3030 3030 3546 = 0x0000 005F = 95, need to divide 10 so SNR is 9.5
59 +* Payload: 0xcc0c 0b63 0266 017f ff7f ff00
85 85  
86 -(% class="box" %)
87 -(((
88 -(% 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:
89 -in LGT92, use (% style="color:#037691" %)**AT+SEND=12:hello world** (%%)to send ASCII string
90 -root@dragino-1d25dc:~~# hexdump /var/iot/channels/2602111D
61 +
62 +{{{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:
63 +in LGT92, use AT+SEND=12:hello world to send ASCII string
64 +root@dragino-1d25dc:~# hexdump /var/iot/channels/2602111D
91 91  0000000 4646 4646 4646 3946 3030 3030 3030 3546
92 -0000010 6865 6c6c 6f20 776f 726c 6400      ~-~-> Got ASCII code "hello world"    
66 +0000010 6865 6c6c 6f20 776f 726c 6400 --> Got ASCII code "hello world"
93 93  000001c
94 -)))
68 +}}}
95 95  
70 +{{{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.
71 +}}}
96 96  
97 -(% class="box" %)
98 -(((
99 -(% 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.
100 -)))
101 -
102 -
103 -
104 104  === 2.2.1 Decode Method ===
105 105  
75 +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.
106 106  
107 -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.
108 -
109 109  For example we have a LHT65 , works in ABP mode and gateway successful get the data, which are:
110 110  
111 -(% class="box" %)
112 -(((
113 -root@dragino-1baf44:~~# hexdump /var/iot/channels/01826108
79 +{{{root@dragino-1baf44:~# hexdump /var/iot/channels/01826108
114 114  0000000 4646 4646 4646 4537 3030 3030 3030 3438
115 -0000010 ccd1 7fff 7fff 017f ff7f ff00         
81 +0000010 ccd1 7fff 7fff 017f ff7f ff00
116 116  000001c
117 -)))
83 +}}}
118 118  
119 -
120 120  If we choose ASCII decoder, the MQTT process will send out with mqtt-data:
121 121  
122 -(% class="box" %)
123 -(((
124 -Sun Sep 27 04:33:16 2020 user.notice root: [IoT.MQTT]:pub_topic[-t]: dragino-1baf44/01826108/data
87 +{{{Sun Sep 27 04:33:16 2020 user.notice root: [IoT.MQTT]:pub_topic[-t]: dragino-1baf44/01826108/data
125 125  Sun Sep 27 04:33:16 2020 user.notice root: [IoT.MQTT]:decoder: ASCII
126 -Sun Sep 27 04:33:16 2020 user.notice root: [IoT.MQTT]:mqtt_data[-m]: (% style="color:#037691" %)**ffffffe700000048ccd17fff7fff017fff7fff00**
127 -)))
89 +Sun Sep 27 04:33:16 2020 user.notice root: [IoT.MQTT]:mqtt_data[-m]: ffffffe700000048ccd17fff7fff017fff7fff00
90 +}}}
128 128  
129 -
130 130  If we choose Decode_LHT65, the MQTT process will send out with mqtt-data
131 131  
132 -(% class="box" %)
133 -(((
134 -Sun Sep 27 04:36:45 2020 user.notice root: [IoT.MQTT]:pub_topic[-t]: dragino-1baf44/01826108/data
94 +{{{Sun Sep 27 04:36:45 2020 user.notice root: [IoT.MQTT]:pub_topic[-t]: dragino-1baf44/01826108/data
135 135  Sun Sep 27 04:36:45 2020 user.notice root: [IoT.MQTT]:decoder: Dragino_LHT65
136 -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,
137 -"EXT":"Temperature Sensor","RSSI":-24,"TempC_SHT":85.0,"SNR":8.2,"ext_sensor":0}(%%)**
138 -)))
96 +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,
97 +"EXT":"Temperature Sensor","RSSI":-24,"TempC_SHT":85.0,"SNR":8.2,"ext_sensor":0}
98 +}}}
139 139  
140 140  Above scripts are store in /etc/lora/decoder/. User can put their scripts here and select it in the UI.
141 141  
142 142  
143 -
144 144  === 2.2.2 How to Decode My End Node ===
145 145  
105 +1/ Configure the ABP keys for your end node in the gateway. enable ABP decode in Web UI
146 146  
147 -**1.** Configure the ABP keys for your end node in the gateway. enable ABP decode in Web UI
107 +2/ Don't choose MQTT service, use LoRaWAN.
148 148  
149 -**2. **Don't choose MQTT service, use LoRaWAN.
109 +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
150 150  
151 -**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
111 +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:
152 152  
153 -**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:
154 -
155 155  {{{/etc/lora/decoder/Dragino_LHT65 END_NODE_DEV_ADDR
156 156  }}}
157 157  
158 -**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.
116 +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:
159 159  
160 -
161 -(% style="color:red" %)
162 -**Some notice:**
163 -
164 164  * RSSI and SNR are added when gateway receive the packet, so there is always this field.
165 165  * If you rename the file, please make it executable.
166 166  * See this link for lua.bit module: [[http:~~/~~/luaforge.net/projects/bit/>>url:http://luaforge.net/projects/bit/]]
... ... @@ -170,44 +170,44 @@
170 170  
171 171  == 2.2 Downstream ==
172 172  
173 -
174 174  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
175 175  
176 176  The file should use below format:
177 177  
178 -(% style="color:#037691" %)**dev_addr,imme/time,txt/hex,payload**
179 179  
132 +dev_addr,imme/time,txt/hex,payload
180 180  
181 -Since fimware > [[Dragino lgw~~-~~-build-v5.4.1668567157>>https://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/LG308-LG301/Firmware/Release/]] . Support more option
134 +Since fimware > Dragino-v2 lgw-5.4.1608518541 . Support more option
182 182  
183 -(% style="color:#037691" %)**dev_addr,imme/time,txt/hex,payload,txpw,txbw,SF,frequency,rxwindow,Fport**
136 +dev_addr,imme/time,txt/hex,payload,txpw,txbw,SF,frequency,rxwindow
184 184  
185 -* **dev_addr:** Inptu the device address
186 -* **imme/time:**
138 +* dev_addr: Inptu the device address
139 +* imme/time:
187 187  ** imme: send downstream immediately,For Class C end node.
188 188  ** time: send downstream after receive device's uplink. For Class A end node
189 -* **txt/hex:**
142 +* txt/hex:
190 190  ** txt: send payload in ASCII
191 191  ** hex: send payload in HEX
192 -* **payload: **payload to be sent, payload lenght should match the LoRaWAN protocol requirement.
193 -* **txpw:** Transmit Power. example: 20
194 -* **txbw:** bandwidth:
145 +* payload: payload to be sent, payload lenght should match the LoRaWAN protocol requirement.
146 +* txpw: Transmit Power. example: 20
147 +* txbw: bandwidth:
195 195  ** 1: 500 kHz
196 196  ** 2: 250 kHz
197 197  ** 3: 125 kHz
198 198  ** 4: 62.5 kHz
199 -* **SF:** Spreading Factor : SF7/SF8/SF9/SF10/SF11/SF12
200 -* **Frequency:** Transmit Frequency: example: 923300000
201 -* **rxwindow:** transmit on Rx1Window or Rx2Window.
202 -* **Fport: **Transmit port,example:8
152 +* SF: Spreading Factor : SF7/SF8/SF9/SF10/SF11/SF12
153 +* Frequency: Transmit Frequency: example: 923300000
154 +* rxwindow: transmit on Rx1Window or Rx2Window.
203 203  
204 -(% style="color:blue" %)**Completely exmaple:**
205 205  
206 -* **Old version:** echo 018193F4,imme,hex,0101 > /var/iot/push/test
207 -* **New version:** echo 018193F4,imme,hex,0101,20,1,SF12,923300000,2,8 > /var/iot/push/test
157 +Completely exmaple:
208 208  
209 -(% style="color:#037691" %)**Downstream Frequency:**
159 +* Old version: echo 018193F4,imme,hex,0101 > /var/iot/push/test
160 +* New version: echo 018193F4,imme,hex,0101,20,1,SF12,923300000,2 > /var/iot/push/test
210 210  
162 +
163 +Downstream Frequency
164 +
211 211  The LG308 will use the RX2 window info to send the downstream payload, use the default LoRaWAN settings, as below:
212 212  
213 213  * EU868: 869.525Mhz, DR0(SF12BW125)
... ... @@ -219,27 +219,23 @@
219 219  * IN865: 866.55Mhz, SF10 BW125
220 220  * RU864: 869.1Mhz, SF12 BW125
221 221  
222 -(% style="color:#037691" %)**Examples:**
223 223  
224 -(% class="box" %)
225 -(((
226 -we can use echo command to create files in LG308 for downstream.
227 -root@dragino-1d25dc:~~# echo 2602111D,time,hex,12345678 > /var/iot/push/test
177 +Examples:
228 228  
179 +{{{we can use echo command to create files in LG308 for downstream.
180 +root@dragino-1d25dc:~# echo 2602111D,time,hex,12345678 > /var/iot/push/test
229 229  
230 -**1)** From logread -f of gateway, we can see it has been added as pedning.
231 -lora_pkt_fwd[4286]: INFO~~ [DNLK]Looking file : test
232 -lora_pkt_fwd[4286]: INFO~~ [DNLK]devaddr:2602111D, txmode:time, pdfm:hex, size:4, payload1:4Vx,payload_hex:77C1BB90
233 -lora_pkt_fwd[4286]: INFO~~ [DNLK] DNLINK PENDING!(1 elems).
182 +1) From logread -f of gateway, we can see it has been added as pedning.
183 +lora_pkt_fwd[4286]: INFO~ [DNLK]Looking file : test
184 +lora_pkt_fwd[4286]: INFO~ [DNLK]devaddr:2602111D, txmode:time, pdfm:hex, size:4, payload1:4Vx,payload_hex:77C1BB90
185 +lora_pkt_fwd[4286]: INFO~ [DNLK] DNLINK PENDING!(1 elems).
234 234  
235 -
236 -**2)** When there is an upstrea from end node, this downstream will be sent and shows:
187 +2) When there is an upstrea from end node, this downstream will be sent and shows:
237 237  lora_pkt_fwd[4286]: INFO: tx_start_delay=1497 (1497.000000) - (1497, bw_delay=0.000000, notch_delay=0.000000)
238 238  lora_pkt_fwd[4286]: [LGWSEND]lgw_send done: count_us=3537314420, freq=923300000, size=17
239 239  
240 -
241 -**3)** and the end node will got:
242 -[5764825]~*~*~*~** UpLinkCounter= 98 ~*~*~*~**
191 +3) and the end node will got:
192 +[5764825]***** UpLinkCounter= 98 *****
243 243  [5764827]TX on freq 905300000 Hz at DR 0
244 244  Update Interval: 60000 ms
245 245  [5765202]txDone
... ... @@ -249,11 +249,11 @@
249 249  [5767501]rxDone
250 250  Rssi= -41
251 251  Receive data
252 -(% style="color:#037691" %)**2:12345678**  (%%) ~-~-> Hex
202 +2:12345678 --> Hex
203 +}}}
253 253  
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 ~*~*~*~**
205 +{{{4) If we use the command "echo 2602111D,time,txt,12345678 > /var/iot/push/test" for downstream, the end node will got:
206 +[5955877]***** UpLinkCounter= 102 *****
257 257  [5955879]TX on freq 904100000 Hz at DR 0
258 258  Update Interval: 60000 ms
259 259  [5956254]txDone
... ... @@ -263,99 +263,79 @@
263 263  [5958595]rxDone
264 264  Rssi= -37
265 265  Receive data
266 -(% style="color:#037691" %)**2:3132333435363738**(%%) ~-~-> ASCII string "12345678"
267 -)))
216 +2:3132333435363738 --> ASCII string "12345678"
217 +}}}
268 268  
269 -
270 -
271 271  = 3. Example 1: Communicate with LT-22222-L =
272 272  
273 -
274 274  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]]
275 275  
276 -(% class="box" %)
277 -(((
278 -//#!/bin/sh
223 +{{{#!/bin/sh
279 279  # This scripts shows how to use LPS8/LG308/DLOS8 to communicate with two LoRaWAN End Nodes, without the use of internet or LoRaWAN server
280 280  #
281 -# Hardware Prepare:
282 -# 1. LT-22222-L x 2, both are configured to work in
283 -#   a) Class C ;
284 -# b) ABP Mode ;
226 +# Hardware Prepare:
227 +# 1. LT-22222-L x 2, both are configured to work in
228 +# a) Class C ;
229 +# b) ABP Mode ;
285 285  # c) AT+Mod=1
286 -# 2. LPS8,
287 -#   a) Firmware version >
288 -#   b) Input the LT-22222-L keys in LPS so LPS8 can talk with them.
289 -#   c) Lorawan server choose built-in
290 -#   d) in Custom page, select custom script to point to this script. (put this script in /etc/iot/scripts directory)
231 +# 2. LPS8,
232 +# a) Firmware version >
233 +# b) Input the LT-22222-L keys in LPS so LPS8 can talk with them.
234 +# c) Lorawan server choose built-in
235 +# d) in Custom page, select custom script to point to this script. (put this script in /etc/iot/scripts directory)
236 +#
237 +# How it works?
238 +# a) Devices 1 sends a uplink payload to LPS8. LPS8 will get the DI1 and DI2 info from the payload
239 +# b) LPS8 will send a message to Device 2 to set the Device2 DO1 = Device1 DI1, and Device DO2 = Device DI2.
240 +# 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
241 +# 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.
242 +# ( The purpose of this step is to show that the Device2 has already do the change there).
243 +#
244 +# For example: If current status of Device1 and Device2 leds shows:
245 +# Device1: DI1: ON, DI2: ON , DO1: OFF, DO2: OFF
246 +# Device2: DI1: OFF, DI2: OFF , DO1: OFF, DO2: OFF
291 291  #
292 -# How it works?
293 -#   a) Devices 1 sends a uplink payload to LPS8. LPS8 will get the DI1 and DI2 info from the payload
294 -#   b) LPS8 will send a message to Device 2 to set the Device2 DO1 = Device1 DI1, and Device DO2 = Device DI2.
295 -#   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
296 -#   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.
297 -#   ( The purpose of this step is to show that the Device2 has already do the change there).
298 -#
299 -#  For example: If current status of Device1 and Device2 leds shows:
300 -#  Device1: DI1: ON, DI2: ON , DO1: OFF,  DO2: OFF
301 -#  Device2: DI1: OFF, DI2: OFF , DO1: OFF,  DO2: OFF
302 -#
303 -#  Step2  will cause below change:
304 -#  Device1: DI1: ON, DI2: ON , DO1: OFF,  DO2: OFF
305 -#  Device2: DI1: OFF, DI2: OFF , DO1: ON,  DO2: ON
306 -# 
307 -#  Step3 will cause below change:
308 -#  Device1: DI1: ON, DI2: ON , DO1: ON,  DO2: ON
309 -#  Device2: DI1: OFF, DI2: OFF , DO1: ON,  DO2: ON
310 -#  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
311 -#  whether the Device 2 has been changed.//
312 -)))
248 +# Step2 will cause below change:
249 +# Device1: DI1: ON, DI2: ON , DO1: OFF, DO2: OFF
250 +# Device2: DI1: OFF, DI2: OFF , DO1: ON, DO2: ON
251 +#
252 +# Step3 will cause below change:
253 +# Device1: DI1: ON, DI2: ON , DO1: ON, DO2: ON
254 +# Device2: DI1: OFF, DI2: OFF , DO1: ON, DO2: ON
255 +# 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
256 +# whether the Device 2 has been changed.}}}
313 313  
258 +~1. Input keys
314 314  
315 -(% style="color:blue" %)**1. Input keys**
260 +[[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 -
318 -[[image:image-20220527162450-3.png]]
319 -
320 320  Input Keys in LPS8
321 321  
264 +2. Make sure the LPS8 and LT use the same frequency bands, choose EU868 in this test.
322 322  
266 +3. Choose Built-in server
323 323  
324 -(% style="color:blue" %)**2. Make sure the LPS8 and LT use the same frequency bands, choose EU868 in this test.**
268 +[[image:https://wiki.dragino.com/images/thumb/d/d7/LPS8_LT-22222_2.png/600px-LPS8_LT-22222_2.png||height="264" width="600"]]
325 325  
326 -
327 -(% style="color:blue" %)**3. Choose Built-in server**
328 -
329 -
330 -[[image:image-20220527162518-4.png]]
331 -
332 332  Choose Built-in server
333 333  
272 +4. Run the script.
334 334  
274 +[[image:https://wiki.dragino.com/images/thumb/3/39/LPS8_LT-22222_3.png/600px-LPS8_LT-22222_3.png||height="389" width="600"]]
335 335  
336 -(% style="color:blue" %)**4. Run the script.**
337 -
338 -
339 -[[image:image-20220722115213-2.png]]
340 -
341 341  Run the script
342 342  
278 +5. Output:
343 343  
280 +[[image:https://wiki.dragino.com/images/thumb/f/fe/LPS8_LT-22222_4.png/600px-LPS8_LT-22222_4.png||height="433" width="600"]]
344 344  
345 -(% style="color:blue" %)**5. Output:**
346 -
347 -
348 -[[image:image-20220722115133-1.png]]
349 -
350 350  Output from LPS8
351 351  
352 352  
353 -
354 354  = 4. Example 2: Communicate to TCP Server =
355 355  
287 +[[image:https://wiki.dragino.com/images/thumb/7/75/LPS8_TCP_0.png/600px-LPS8_TCP_0.png||height="370" width="600"]]
356 356  
357 -[[image:image-20220527162648-7.png]]
358 -
359 359  Network Structure
360 360  
361 361  
... ... @@ -362,45 +362,35 @@
362 362  Full instruction video inlcude how to write scripts to fit server needed is here:
363 363  
364 364  
365 -(% style="color:#037691" %)**Video Instruction**(%%): **[[https:~~/~~/youtu.be/-nevW6U2TsE>>url:https://youtu.be/-nevW6U2TsE]]**
295 +Video Instruction: [[https:~~/~~/youtu.be/-nevW6U2TsE>>url:https://youtu.be/-nevW6U2TsE]]
366 366  
367 367  
368 -(% style="color:red" %)**Note: Firmware version must be higher than lgw-5.4.1607519907**
298 +Note: Firmware version must be higher than lgw-5.4.1607519907
369 369  
370 -
371 371  Assume we already set up ABP keys in the gateway:
372 372  
373 -[[image:image-20220527162852-8.png]]
302 +[[image:https://wiki.dragino.com/images/thumb/b/bf/LPS8_LT-22222_1.png/600px-LPS8_LT-22222_1.png||height="335" width="600"]]
374 374  
375 375  Input Keys in LPS8
376 376  
306 +run socket tool in PC
377 377  
308 +[[image:https://wiki.dragino.com/images/thumb/4/4b/LPS8_TCP_2.png/600px-LPS8_TCP_2.png||height="212" width="600"]]
378 378  
379 -(% style="color:blue" %)**run socket tool in PC**
380 -
381 -
382 -[[image:image-20220527163028-9.png]]
383 -
384 -
385 385  Socket tool
386 386  
387 387  
313 +Input Server address and port
388 388  
389 -(% style="color:blue" %)**Input Server address and port**
315 +[[image:https://wiki.dragino.com/images/thumb/c/c6/LPS8_TCP_3.png/600px-LPS8_TCP_3.png||height="306" width="600"]]
390 390  
391 -
392 -[[image:image-20220527163106-10.png]]
393 -
394 394  Input Server address and port
395 395  
396 396  
320 +See value receive in socket tool. :
397 397  
398 -(% style="color:blue" %)**See value receive in socket tool:**
322 +[[image:https://wiki.dragino.com/images/thumb/2/20/LPS8_TCP_4.png/600px-LPS8_TCP_4.png||height="219" width="600"]]
399 399  
400 -
401 -[[image:image-20220527163144-11.png]]
402 -
403 403  value receive in socket tool
404 404  
405 -
406 406  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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