Summary

• Page properties (1 modified, 0 added, 0 removed)

Details

Page properties

Content

...	...	@@ -62,8 +62,8 @@
62	62	(% class="box" %)
63	63	(((
64	64	root@dragino-1d25dc:~~# hexdump /var/iot/channels/2602111D
65		-0000000 (% style="color:#037691" %)**4646 4646 4646 3946 3030 3030 3030 3546**(%%)      ~-~-> Got RSSI and SNR
66		-0000010 (% style="color:#037691" %)**cc0c 0b63 0266 017f ff7f ff00 **(%%) ~-~-> Payload
	65	+0000000 (% class="mark" %)**4646 4646 4646 3946 3030 3030 3030 3546**(%%)      ~-~-> Got RSSI and SNR
	66	+0000010 (% class="mark" %)**cc0c 0b63 0266 017f ff7f ff00 **(%%) ~-~-> Payload
67	67	000001c
68	68	)))
69	69
...	...	@@ -73,8 +73,8 @@
73	73
74	74	(% class="box" %)
75	75	(((
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
	76	+(% class="mark" %)**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 **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"
...	...	@@ -83,13 +83,12 @@
83	83
84	84	(% class="box" %)
85	85	(((
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.
	86	+(% class="mark" %)**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:
...	...	@@ -182,9 +182,8 @@
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]]