Last modified by Xiaoling on 2024/07/31 17:46
<
From version < 19.1 >
edited by Kilight Cao
on 2023/12/21 15:31
To version < 7.2 >
edited by Xiaoling
on 2022/08/10 10:53
>
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Title
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1 -Add GPS Support in LG308N / LPS8v2
1 +Add GPS Support in LG308
Author
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1 -XWiki.Kilight
1 +XWiki.Xiaoling
Content
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1 -**Table of Contents：**
2 -
3 -{{toc/}}
4 -
5 -
6 6  (((
7 -= 1. Introduction =
2 += **Introduction ** =
8 8  
9 9  ----
10 10  
11 -It is possible to GPS supports in LG308N-EC25 version and LPS8v2-EC25 version so device will add location info to uplink packet to LoRaWAN server.
6 +It is possible to GPS support in LG308 EC25 version so device will add location info to uplink packet to LoRaWAN server.
12 12  )))
13 13  
14 14  
15 -= 2. Use Cellular Module GPS feature for LoRaWAN Timing. =
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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108 108  Fri Mar  6 04:09:35 2020 daemon.info lora_pkt_fwd[3016]: INFO~~ [up] PUSH_ACK received in 293 ms
109 109  Fri Mar  6 04:09:35 2020 daemon.info lora_pkt_fwd[3016]: INFO~~ [down] PULL_ACK received in 596 ms
110 110  )))
111 -
112 -
113 -== 2.2. Configure on LPS8v2 ==
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 -
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