Last modified by Xiaoling on 2024/07/31 17:46
<
From version < 1.2 >
edited by Xiaoling
on 2022/05/14 10:16
To version < 9.1 >
edited by Edwin Chen
on 2023/12/07 21:16
>
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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.Edwin
Content
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1 -It is possible to GPS support in LG308 EC25 version so device will add location info to uplink packet to LoRaWAN server.
1 +**Table of Contents：**
2 2  
3 -Below are the steps:
3 +{{toc/}}
4 4  
5 -Open the box and connect GPS antenna to GNSS port of EC25
6 6  
7 -[[~[~[image:https://wiki.dragino.com/images/thumb/1/19/LG308_GPS_1.png/600px-LG308_GPS_1.png~|~|height="359" width="600"~]~]>>url:https://wiki.dragino.com/index.php/File:LG308_GPS_1.png]]
6 +(((
7 += 1. Introduction =
8 8  
9 +----
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.
12 +)))
13 +
14 +
15 += 2. Add GPS support on LG308N =
16 +
17 +(((
18 +(% style="color:blue" %)**Below are the steps:**
19 +)))
20 +
21 +(((
22 +**~1. Open the box and connect GPS antenna to GNSS port of EC25**
23 +)))
24 +
25 +[[image:image-20220527160148-2.png]]
26 +
9 9  Connect GPS antenna
10 10  
11 11  
12 -modify the two files:
30 +(((
31 +**2. modify the two files:**
32 +)))
13 13  
34 +(((
14 14  /etc/chatscripts/3g.chat
36 +)))
15 15  
16 -{{{ABORT BUSY
17 -ABORT 'NO CARRIER'
18 -ABORT ERROR
19 -REPORT CONNECT
38 +(% class="box" %)
39 +(((
40 +ABORT   BUSY
41 +ABORT   'NO CARRIER'
42 +ABORT   ERROR
43 +REPORT  CONNECT
20 20  TIMEOUT 10
21 -"" "AT&F"
22 -OK "ATE1"
23 -OK "AT+QGPS=1" --> Add this line, so EC25 module GPS will be enable when dial up
24 -OK 'AT+CGDCONT=1,"IP","$USE_APN"'
25 -SAY "Calling UMTS/GPRS"
45 +""      "AT&F"
46 +OK      "ATE1"
47 +(% style="color:red" %)**OK  "AT+QGPS=1"   ~-~-> Add this line, so EC25 module GPS will be enable when dial up**(%%)
48 +(% style="color:black" %)OK      'AT+CGDCONT=1,"IP","$USE_APN"'
49 +SAY     "Calling UMTS/GPRS"
26 26  TIMEOUT 30
27 -OK "ATD$DIALNUMBER"
51 +OK      "ATD$DIALNUMBER"
28 28  CONNECT ' '
29 -}}}
53 +)))
30 30  
31 -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
32 32  
33 -/usr/bin/generate-config.sh, after configure this, in the web page, select any frequency band and save to make this take affect.
56 +(((
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.**
58 +)))
34 34  
35 -{{{gen_gw_cfg() {
60 +
61 +(% class="box" %)
62 +(((
63 +(((
64 +(((
65 +gen_gw_cfg() {
36 36   json_init
37 37   json_add_object gateway_conf
38 38   json_add_string "gateway_ID" "$gwid"
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42 42   json_add_int "stat_interval" "$stat"
43 43   json_add_boolean "forward_crc_valid" 1
44 44   json_add_boolean "forward_crc_error" 0
45 - json_add_string "gps_tty_path" "/dev/ttyUSB1" -----> Add this line so lora program knows to get the gps info from EC25
46 - json_close_object
47 - json_dump > /etc/lora/local_conf.json
48 -}
49 -}}}
75 +)))
50 50  
77 +(((
78 + (% 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**
79 +)))
51 51  
52 -Reboot the device and run logread -f to verify if GPS already works.
81 +(((
82 +(% style="color:black" %) json_close_object
83 + json_dump  > /etc/lora/local_conf.json(%%)
84 +(% style="color:black" %)**}**
85 +)))
86 +)))
87 +)))
53 53  
54 -{{{Fri Mar 6 04:08:59 2020 daemon.info lora_pkt_fwd[3016]: INFO~ GPS serial port path is configured to "/dev/ttyUSB1"
55 -Fri Mar 6 04:08:59 2020 daemon.info lora_pkt_fwd[3016]: INFO~ [main] TTY port /dev/ttyUSB1 open for GPS synchronization
56 -Fri Mar 6 04:09:00 2020 cron.err crond[1689]: time disparity of 4301528 minutes detected
57 -Fri Mar 6 04:09:00 2020 daemon.info lora_pkt_fwd[3016]: INFO~ sockfd=4
58 -Fri Mar 6 04:09:00 2020 daemon.info lora_pkt_fwd[3016]: INFO~ sockfd=5
59 -Fri Mar 6 04:09:00 2020 daemon.info lora_pkt_fwd[3016]: INFO~ FPort Filter: 0
60 -Fri Mar 6 04:09:00 2020 daemon.info lora_pkt_fwd[3016]: INFO~ DevAddrMask: 0x0
61 -Fri Mar 6 04:09:34 2020 daemon.info lora_pkt_fwd[3016]: INFO: [jit] queue is empty
62 -Fri Mar 6 04:09:34 2020 daemon.info lora_pkt_fwd[3016]: STAT~ {"stat":{"time":"2020-03-06 04:09:34 UTC","lati":22.70627,"long":114.24277,"alti":58,"rxnb":0,"rxok":0,"rxfw":0,"ackr":0.0,"dwnb":0,"txnb":0}}
63 -Fri Mar 6 04:09:35 2020 daemon.info lora_pkt_fwd[3016]: INFO~ [up] PUSH_ACK received in 293 ms
64 -Fri Mar 6 04:09:35 2020 daemon.info lora_pkt_fwd[3016]: INFO~ [down] PULL_ACK received in 596 ms}}}
89 +
90 +(((
91 +**3. Reboot the device and run logread -f to verify if GPS already works.**
92 +)))
93 +
94 +(% class="box" %)
95 +(((
96 +Fri Mar  6 04:08:59 2020 daemon.info lora_pkt_fwd[3016]: (% style="color:red" %)**INFO~~ GPS serial port path is configured to "/dev/ttyUSB1"**(%%)
97 +Fri Mar  6 04:08:59 2020 daemon.info lora_pkt_fwd[3016]: INFO~~ [main] TTY port /dev/ttyUSB1 open for GPS synchronization
98 +Fri Mar  6 04:09:00 2020 cron.err crond[1689]: time disparity of 4301528 minutes detected
99 +Fri Mar  6 04:09:00 2020 daemon.info lora_pkt_fwd[3016]: INFO~~ sockfd=4
100 +Fri Mar  6 04:09:00 2020 daemon.info lora_pkt_fwd[3016]: INFO~~ sockfd=5
101 +Fri Mar  6 04:09:00 2020 daemon.info lora_pkt_fwd[3016]: INFO~~ FPort Filter: 0
102 +Fri Mar  6 04:09:00 2020 daemon.info lora_pkt_fwd[3016]: INFO~~ DevAddrMask: 0x0
103 +Fri Mar  6 04:09:34 2020 daemon.info lora_pkt_fwd[3016]: INFO: [jit] queue is empty
104 +Fri Mar  6 04:09:34 2020 daemon.info lora_pkt_fwd[3016]: STAT~~ {"stat":{"time":"2020-03-06 04:09:34 UTC"**,(% style="color:red" %)"lati":22.70627,"long":114.24277,"alti":58,(%%)**
105 +(% style="color:black" %)"rxnb":0,"rxok":0,"rxfw":0,"ackr":0.0,"dwnb":0,"txnb":0}}
106 +Fri Mar  6 04:09:35 2020 daemon.info lora_pkt_fwd[3016]: INFO~~ [up] PUSH_ACK received in 293 ms
107 +Fri Mar  6 04:09:35 2020 daemon.info lora_pkt_fwd[3016]: INFO~~ [down] PULL_ACK received in 596 ms
108 +)))
109 +
110 +
111 += 2. Add GPS support on LPS8v2 =
112 +
113 +
image-20220527160102-1.png
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image-20220527160148-2.png
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1 +XWiki.Xiaoling
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