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1		-XWiki.Kilight
	1	+XWiki.Edwin

Content

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1		-**Table of Contents：**
2		-
3		-{{toc/}}
4		-
5		-
6	6	(((
7		-= 1. Introduction =
	2	+= 1. Introduction =
8	8
9	9	----
10	10
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12	12	)))
13	13
14	14
15		-= 2. Use Cellular Module GPS feature for LoRaWAN Timing. =
	10	+= 2. Add GPS support on LG308N =
16	16
17		-== 2.1 Configure on LG308N / LPS8N ==
18		-
19	19	(((
20	20	(% style="color:blue" %)**Below are the steps:**
21	21	)))
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110	110	)))
111	111
112	112
113		-== 2.2. Configure on LPS8v2 ==
	106	+= 2. Add GPS support on LPS8v2 =
114	114
115		-(((
116		-(% style="color:blue" %)**Below are the steps:**
117		-)))
118		-
119		-(((
120		-**~1. Open the box and connect GPS antenna to GNSS port of EC25**
121		-)))
122		-
123		-[[image:image-20231208153214-1.png||height="426" width="590"]]
124		-
125		-Connect GPS antenna
126		-
127		-
128		-**2. modify the two files:**
129		-
130		-/etc/rc.local
131		-
132		-(% class="box" %)
133		-(((
134		-#!/bin/sh -e
135		-#
136		-# rc.local
137		-#
138		-# This script is executed at the end of each multiuser runlevel.
139		-# Make sure that the script will "exit 0" on success or any other
140		-# value on error.
141		-#
142		-# In order to enable or disable this script just change the execution
143		-# bits.
144		-#
145		-# By default this script does nothing.
146		-
147		-echo 0 > /sys/class/leds/dragino\:blue\:opt/brightness
148		-echo 0 > /sys/class/leds/dragino\:green\:stat/brightness
149		-echo 0 > /sys/class/leds/dragino\:red\:sys/brightness
150		-(% style="color:red" %)**echo AT+QGPS=1 > /dev/ttyUSB2**
151		-
152		-
153		-exit 0
154		-)))
155		-
156		-(% style="color:red" %)**Note: **(%%) **After above settings, LPS8v2 will (% style="color:blue" %)enable GPS(%%) automatically on boot.**
157		-
158		-
159		-**The user can run (% style="color:red" %)"echo AT+QGPS=1 > /dev/ttyUSB2" (%%)to manually (% style="color:blue" %)enable GPS.(%%)**
160		-
161		-**/usr/local/dragino/generate-config.sh, after configuring this, on the web page, select any frequency band and save to make this take effect.**
162		-
163		-(% class="box" %)
164		-(((
165		-gen_gw_cfg() {
166		- json_init
167		- json_add_object gateway_conf
168		- json_add_string "platform" "SX1$chip"
169		- json_add_string "description" "Dragino LoRaWAN Gateway"
170		- json_add_string "gateway_ID" "$gwid"
171		- json_add_boolean "radiostream_enable" 1
172		- json_add_string "ghost_host" "localhost"
173		- json_add_string "ghost_port" "1760"
174		- json_add_boolean "manage_enable" 0
175		- json_add_boolean "custom_downlink" 0
176		- json_add_int "stat_interval" "30"
177		- json_add_boolean "wd_enable" 1
178		- json_add_boolean "mac_decode" 0
179		- json_add_boolean "mac2file" 0
180		- json_add_boolean "mac2db" 0
181		- json_add_string "log_mask" "1111"
182		- (% style="color:red" %)**json_add_string "gps_tty_path" "/dev/ttyUSB1"   ~-~-~-~--> Add this line so lora program knows to get the gps info from EC25**(%%)
183		- json_add_double "ref_latitude" "$latitude"
184		- json_add_double "ref_longitude" "$longitude"
185		- json_add_double "ref_altitude" "$altitude"
186		- json_add_int "beacon_period" "0"
187		- json_add_int "beacon_freq_hz" "869525000"
188		-)))
189		-
190		-**3. Reboot the device and run journalctl -u draginofwd -f to verify if GPS already works.**
191		-
192		-[[image:image-20231208160114-2.png||height="288" width="907"]]
193		-
194		-
195		-[[image:image-20231208161058-5.png||height="548" width="965"]]
196		-
197		-
198		-
199		-= 3. Use Cellular Module GPS feature for System Timing. =
200		-
201		-== 3.1 Configure on LPS8v2 ==
202		-
203	203

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