Last modified by Xiaoling on 2024/07/31 17:46
<
From version < 6.1 >
edited by Xiaoling
on 2022/07/22 11:12
To version < 16.1 >
edited by Kilight Cao
on 2023/12/08 16:11
>
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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 -(% 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 run "echo AT+QGPS=1 > /dev/ttyUSB2" to 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.**
57 +(% 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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