Last modified by Xiaoling on 2024/07/31 17:46
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From version < 1.8 >
edited by Xiaoling
on 2022/05/14 10:27
To version < 5.2 >
edited by Xiaoling
on 2022/07/22 11:12
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1 1  (((
2 += **Introduction ** =
3 +
4 +----
5 +
2 2  It is possible to GPS support in LG308 EC25 version so device will add location info to uplink packet to LoRaWAN server.
3 3  )))
4 4  
9 +
5 5  (((
6 -Below are the steps:
11 +(% style="color:blue" %)**Below are the steps:**
7 7  )))
8 8  
9 9  (((
10 -Open the box and connect GPS antenna to GNSS port of EC25
15 +**~1. Open the box and connect GPS antenna to GNSS port of EC25**
11 11  )))
12 12  
13 -[[image:https://wiki.dragino.com/images/thumb/1/19/LG308_GPS_1.png/600px-LG308_GPS_1.png||height="359" width="600"]]
18 +[[image:image-20220527160148-2.png]]
14 14  
15 15  Connect GPS antenna
16 16  
17 17  
18 -modify the two files:
23 +(((
24 +**2. modify the two files:**
25 +)))
19 19  
27 +(((
20 20  /etc/chatscripts/3g.chat
29 +)))
21 21  
22 22  (% class="box" %)
23 23  (((
... ... @@ -28,7 +28,7 @@
28 28  TIMEOUT 10
29 29  ""      "AT&F"
30 30  OK      "ATE1"
31 -(% style="color:red" %)OK  "AT+QGPS=1"   ~-~-> Add this line, so EC25 module GPS will be enable when dial up(%%)
40 +(% style="color:red" %)**OK  "AT+QGPS=1"   ~-~-> Add this line, so EC25 module GPS will be enable when dial up**(%%)
32 32  (% style="color:black" %)OK      'AT+CGDCONT=1,"IP","$USE_APN"'
33 33  SAY     "Calling UMTS/GPRS"
34 34  TIMEOUT 30
... ... @@ -37,15 +37,13 @@
37 37  )))
38 38  
39 39  (((
40 -(% style="color:red" %)Note: After above settings, the GPS will be enable when dial up, if user doesn't use Cellular for Internet access, above script won't execute, in this case, user can run "echo AT+QGPS=1 > /dev/ttyUSB2" to enable GPS
49 +(% style="color:red" %)**Note: After above settings, the GPS will be enable when dial up, if user doesn't use Cellular for Internet access, above script won't execute, in this case, user can run "echo AT+QGPS=1 > /dev/ttyUSB2" to enable GPS /usr/bin/generate-config.sh, after configure this, in the web page, select any frequency band and save to make this take affect.**
41 41  )))
42 42  
43 -(((
44 -/usr/bin/generate-config.sh, after configure this, in the web page, select any frequency band and save to make this take affect.
45 -)))
46 -
47 47  (% class="box" %)
48 48  (((
54 +(((
55 +(((
49 49  gen_gw_cfg() {
50 50   json_init
51 51   json_add_object gateway_conf
... ... @@ -56,19 +56,27 @@
56 56   json_add_int "stat_interval" "$stat"
57 57   json_add_boolean "forward_crc_valid" 1
58 58   json_add_boolean "forward_crc_error" 0
59 - (% 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(%%)
66 +)))
67 +
68 +(((
69 + (% 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**
70 +)))
71 +
72 +(((
60 60  (% style="color:black" %) json_close_object
61 - json_dump  > /etc/lora/local_conf.json
62 -}
74 + json_dump  > /etc/lora/local_conf.json(%%)
75 +(% style="color:black" %)**}**
63 63  )))
77 +)))
78 +)))
64 64  
65 65  (((
66 -Reboot the device and run logread -f to verify if GPS already works.
81 +**3. Reboot the device and run logread -f to verify if GPS already works.**
67 67  )))
68 68  
69 69  (% class="box" %)
70 70  (((
71 -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"
86 +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"**(%%)
72 72  Fri Mar  6 04:08:59 2020 daemon.info lora_pkt_fwd[3016]: INFO~~ [main] TTY port /dev/ttyUSB1 open for GPS synchronization
73 73  Fri Mar  6 04:09:00 2020 cron.err crond[1689]: time disparity of 4301528 minutes detected
74 74  Fri Mar  6 04:09:00 2020 daemon.info lora_pkt_fwd[3016]: INFO~~ sockfd=4
... ... @@ -76,7 +76,7 @@
76 76  Fri Mar  6 04:09:00 2020 daemon.info lora_pkt_fwd[3016]: INFO~~ FPort Filter: 0
77 77  Fri Mar  6 04:09:00 2020 daemon.info lora_pkt_fwd[3016]: INFO~~ DevAddrMask: 0x0
78 78  Fri Mar  6 04:09:34 2020 daemon.info lora_pkt_fwd[3016]: INFO: [jit] queue is empty
79 -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,(%%)
94 +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,(%%)**
80 80  (% style="color:black" %)"rxnb":0,"rxok":0,"rxfw":0,"ackr":0.0,"dwnb":0,"txnb":0}}
81 81  Fri Mar  6 04:09:35 2020 daemon.info lora_pkt_fwd[3016]: INFO~~ [up] PUSH_ACK received in 293 ms
82 82  Fri Mar  6 04:09:35 2020 daemon.info lora_pkt_fwd[3016]: INFO~~ [down] PULL_ACK received in 596 ms
image-20220527160102-1.png
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