Last modified by Xiaoling on 2024/07/31 17:46
<
From version < 7.1 >
edited by Xiaoling
on 2022/07/22 11:16
To version < 16.1 >
edited by Kilight Cao
on 2023/12/08 16:11
>
Change comment: There is no comment for this version

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Title
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1 -Add GPS Support in LG308
1 +Add GPS Support in LG308N / LPS8v2
Author
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1 -XWiki.Xiaoling
1 +XWiki.Kilight
Content
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1 +**Table of Contents：**
2 +
3 +{{toc/}}
4 +
5 +
1 1  (((
2 -= **Introduction ** =
7 += 1. Introduction =
3 3  
4 4  ----
5 5  
6 -It is possible to GPS support in LG308 EC25 version so device will add location info to uplink packet to LoRaWAN server.
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.
7 7  )))
8 8  
9 9  
15 += 2. Add GPS support on LG308N =
16 +
10 10  (((
11 11  (% style="color:blue" %)**Below are the steps:**
12 12  )))
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45 45  CONNECT ' '
46 46  )))
47 47  
55 +
48 48  (((
49 49  (% style="color:red" %)**Note: **(%%)**After above settings, the GPS will be enable when dial up, if user doesn't use Cellular for Internet access, above script won't execute, in this case, user can (% style="color:red" %)run "echo AT+QGPS=1 > /dev/ttyUSB2" (%%)to (% style="color:blue" %)enable GPS /usr/bin/generate-config.sh,(%%) after configure this, in the web page, select any frequency band and save to make this take affect.**
50 50  )))
51 51  
60 +
52 52  (% class="box" %)
53 53  (((
54 54  (((
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77 77  )))
78 78  )))
79 79  
89 +
80 80  (((
81 81  **3. Reboot the device and run logread -f to verify if GPS already works.**
82 82  )))
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96 96  Fri Mar  6 04:09:35 2020 daemon.info lora_pkt_fwd[3016]: INFO~~ [up] PUSH_ACK received in 293 ms
97 97  Fri Mar  6 04:09:35 2020 daemon.info lora_pkt_fwd[3016]: INFO~~ [down] PULL_ACK received in 596 ms
98 98  )))
109 +
110 +
111 += 3. Add GPS support on LPS8v2 =
112 +
113 +(((
114 +(% style="color:blue" %)**Below are the steps:**
115 +)))
116 +
117 +(((
118 +**~1. Open the box and connect GPS antenna to GNSS port of EC25**
119 +)))
120 +
121 +[[image:image-20231208153214-1.png||height="426" width="590"]]
122 +
123 +Connect GPS antenna
124 +
125 +
126 +**2. modify the two files:**
127 +
128 +/etc/rc.local
129 +
130 +(% class="box" %)
131 +(((
132 +#!/bin/sh -e
133 +#
134 +# rc.local
135 +#
136 +# This script is executed at the end of each multiuser runlevel.
137 +# Make sure that the script will "exit 0" on success or any other
138 +# value on error.
139 +#
140 +# In order to enable or disable this script just change the execution
141 +# bits.
142 +#
143 +# By default this script does nothing.
144 +
145 +echo 0 > /sys/class/leds/dragino\:blue\:opt/brightness
146 +echo 0 > /sys/class/leds/dragino\:green\:stat/brightness
147 +echo 0 > /sys/class/leds/dragino\:red\:sys/brightness
148 +(% style="color:red" %)**echo AT+QGPS=1 > /dev/ttyUSB2**
149 +
150 +
151 +exit 0
152 +)))
153 +
154 +
155 +(% style="color:red" %)**Note: **(%%) **After above settings, the LPS8v2 automatically starts with echo "AT+QGPS=1> /dev/ttyUSB2 " to** (% style="color:blue" %)**enable GPS **(%%)** in this case, user can (% style="color:red" %)run "echo AT+QGPS=1 > /dev/ttyUSB2" (%%)to (% style="color:blue" %)enable GPS (%%) /usr/local/dragino/generate-config.sh, after configure this, in the web page, select any frequency band and save to make this take affect.**
156 +
157 +
158 +/usr/local/dragino/generate-config.sh
159 +
160 +(% class="box" %)
161 +(((
162 +gen_gw_cfg() {
163 + json_init
164 + json_add_object gateway_conf
165 + json_add_string "platform" "SX1$chip"
166 + json_add_string "description" "Dragino LoRaWAN Gateway"
167 + json_add_string "gateway_ID" "$gwid"
168 + json_add_boolean "radiostream_enable" 1
169 + json_add_string "ghost_host" "localhost"
170 + json_add_string "ghost_port" "1760"
171 + json_add_boolean "manage_enable" 0
172 + json_add_boolean "custom_downlink" 0
173 + json_add_int "stat_interval" "30"
174 + json_add_boolean "wd_enable" 1
175 + json_add_boolean "mac_decode" 0
176 + json_add_boolean "mac2file" 0
177 + json_add_boolean "mac2db" 0
178 + json_add_string "log_mask" "1111"
179 + (% 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**(%%)
180 + json_add_double "ref_latitude" "$latitude"
181 + json_add_double "ref_longitude" "$longitude"
182 + json_add_double "ref_altitude" "$altitude"
183 + json_add_int "beacon_period" "0"
184 + json_add_int "beacon_freq_hz" "869525000"
185 +)))
186 +
187 +**3. Reboot the device and run journalctl -u draginofwd -f to verify if GPS already works.**
188 +
189 +[[image:image-20231208160114-2.png||height="288" width="907"]]
190 +
191 +
192 +[[image:image-20231208161058-5.png||height="548" width="965"]]
193 +
194 +
195 +
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