Changes for page Add GPS Support in LG308N / LPS8v2
Last modified by Xiaoling on 2024/07/31 17:46
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... ... @@ -1,17 +1,26 @@ 1 +((( 1 1 It is possible to GPS support in LG308 EC25 version so device will add location info to uplink packet to LoRaWAN server. 3 +))) 2 2 5 +((( 3 3 Below are the steps: 7 +))) 4 4 9 +((( 5 5 Open the box and connect GPS antenna to GNSS port of EC25 11 +))) 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"]]13 +[[image:image-20220527160148-2.png]] 8 8 9 9 Connect GPS antenna 10 10 11 - 17 +((( 12 12 modify the two files: 19 +))) 13 13 21 +((( 14 14 /etc/chatscripts/3g.chat 23 +))) 15 15 16 16 (% class="box" %) 17 17 ((( ... ... @@ -22,7 +22,7 @@ 22 22 TIMEOUT 10 23 23 "" "AT&F" 24 24 OK "ATE1" 25 -(% style="color:red" %)OK "AT+QGPS=1" ~-~-> Add this line, so EC25 module GPS will be enable when dial up(%%) 34 +(% style="color:red" %)**OK "AT+QGPS=1" ~-~-> Add this line, so EC25 module GPS will be enable when dial up**(%%) 26 26 (% style="color:black" %)OK 'AT+CGDCONT=1,"IP","$USE_APN"' 27 27 SAY "Calling UMTS/GPRS" 28 28 TIMEOUT 30 ... ... @@ -30,12 +30,18 @@ 30 30 CONNECT ' ' 31 31 ))) 32 32 33 -(% style="color:red" %)Note: After above settings, the GPS will be enable when dial up, if user doesn't use Cellular for Internet access, above script won't execute, in this case, user can run "echo AT+QGPS=1 > /dev/ttyUSB2" to enable GPS 42 +((( 43 +(% style="color:red" %)**Note: After above settings, the GPS will be enable when dial up, if user doesn't use Cellular for Internet access, above script won't execute, in this case, user can run "echo AT+QGPS=1 > /dev/ttyUSB2" to enable GPS** 44 +))) 34 34 46 +((( 35 35 /usr/bin/generate-config.sh, after configure this, in the web page, select any frequency band and save to make this take affect. 48 +))) 36 36 37 37 (% class="box" %) 38 38 ((( 52 +((( 53 +((( 39 39 gen_gw_cfg() { 40 40 json_init 41 41 json_add_object gateway_conf ... ... @@ -46,18 +46,27 @@ 46 46 json_add_int "stat_interval" "$stat" 47 47 json_add_boolean "forward_crc_valid" 1 48 48 json_add_boolean "forward_crc_error" 0 49 - (% 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 50 - json_close_object 51 - json_dump > /etc/lora/local_conf.json 52 -} 53 53 ))) 54 54 66 +((( 67 + (% 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** 68 +))) 55 55 70 +((( 71 +(% style="color:black" %) json_close_object 72 + json_dump > /etc/lora/local_conf.json(%%) 73 +(% style="color:black" %)**}** 74 +))) 75 +))) 76 +))) 77 + 78 +((( 56 56 Reboot the device and run logread -f to verify if GPS already works. 80 +))) 57 57 58 58 (% class="box" %) 59 59 ((( 60 -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"84 +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"**(%%) 61 61 Fri Mar 6 04:08:59 2020 daemon.info lora_pkt_fwd[3016]: INFO~~ [main] TTY port /dev/ttyUSB1 open for GPS synchronization 62 62 Fri Mar 6 04:09:00 2020 cron.err crond[1689]: time disparity of 4301528 minutes detected 63 63 Fri Mar 6 04:09:00 2020 daemon.info lora_pkt_fwd[3016]: INFO~~ sockfd=4 ... ... @@ -65,7 +65,7 @@ 65 65 Fri Mar 6 04:09:00 2020 daemon.info lora_pkt_fwd[3016]: INFO~~ FPort Filter: 0 66 66 Fri Mar 6 04:09:00 2020 daemon.info lora_pkt_fwd[3016]: INFO~~ DevAddrMask: 0x0 67 67 Fri Mar 6 04:09:34 2020 daemon.info lora_pkt_fwd[3016]: INFO: [jit] queue is empty 68 -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, 92 +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,(%%)** 69 69 (% style="color:black" %)"rxnb":0,"rxok":0,"rxfw":0,"ackr":0.0,"dwnb":0,"txnb":0}} 70 70 Fri Mar 6 04:09:35 2020 daemon.info lora_pkt_fwd[3016]: INFO~~ [up] PUSH_ACK received in 293 ms 71 71 Fri Mar 6 04:09:35 2020 daemon.info lora_pkt_fwd[3016]: INFO~~ [down] PULL_ACK received in 596 ms
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