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110	110
111	111	= 3. Add GPS support on LPS8v2 =
112	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	+
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