Questions tagged [gps]

Global Positioning System. Uses satellites to determine geographic location.

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49 views

How to know if GPS module is dead?

I can't make function the NEO-6M-0-001 GPS module, this is the third one that already bought! I'm using an ATmega2560 as microcontroller for obtaining the data from the module and seems that the ...
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1answer
61 views

How to connect SIM7100A to Arduino?

I've been searching for how to connect a SIM7100A module to an Arduino (Uno or Mega), but I haven't been able to find any posts anywhere, nor videos nor any kind of documentation that shows how to do ...
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58 views

sim808 init error when trying to use DFRobot to get gps

I'm using "mega 2650 pro" Arduino with SIM808 BK-808 V-3.1 and I connect the vcc for the sim808 to 5volt pin in the arduino, and the arduino connected with laptop usb. and I add a sim to the ...
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90 views

SIM808 GPS+GSM Vehicle Tracking using Maduino Zero SIM808 GPS Tracker V3.5

I'm learning about GPS technology and I bought the Maduino Zero SIM808 board V3.5 to design a vehicle tracker. I have found source code for the project online. After I upload the code to Maduino ...
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37 views

GPS Ublox neo-6mv2

I'm trying to get gps data from ublox neo-6mv2 module via arduino. Should ublox's neo-6mv2 light blink after power up by 5v from arduino ? Or is there any other sign that tells the module isnt dead ? ...
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1answer
49 views

Any way a GSM sim 900 can still work (USA)?

so I’m pretty new to arduino and have been working for weeks on a GPS tracker using a sim 900 and a knock off neo 6M. All my code seemed to be working but for some reason I could not get the sim900 to ...
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33 views

Use AGPS functionality with Arduino and GPS module

Recently, we developed the UTRAQ L100 GNSS Module base board for testing all the capabilities of the GPS receiver. https://www.elementzonline.com/blog/utraq-gps-l100-module-based-on-irnss-supported-by-...
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1answer
68 views

Neo 6m outputting something i as a noob can't understand

So i connected my ublox neo 6m gps breakout board GY-GPS6MV2 to the arduino software serial and got this result, i used resistors and only supplied 3.3v to the board, gps encode library couldn't give ...
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1answer
49 views

DFRobot GSM / GPS shield with UNO init error

Apologies, but I have little experience of Arduino etc. Has the "Sim808 init error" been resolved anywhere please? I have tried every example I can find including the ones on these ...
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92 views

U-blox GPS module (and TinyGPS library): altitude data getting stuck at strange values

We have built a HAB (high-altitude balloon) tracker based on an Arduino and a U-blox GPS module, but we have a sporadic issue where the altitude data gets stuck at odd (usually low) values. The ...
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1answer
104 views

Arduino : send data via satellite (or other solutions ? without GSM)

I'm a researcher and I'm looking to build a very tiny embedded system. I must to send data from the desert and above the ocean, to do that I think that my single option is to use satellite ...
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1answer
89 views

How to access GPS location without internet

I need to provide a basic geolocation service for my clients. I built a location service based on the phone geolocation. It works great, not a problem. My problem is that some of my clients don't have ...
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1answer
51 views

What pins to use on a Teensy to get data from multiple peripherals?

I'm using a Teensy to keep records on the location, speed, altitude, and direction of a weather balloon I'm hoping to launch. I have an Adafruit LSM9DS1 and a Ublox NEO-M8N with compass (HMC5833L) so ...
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41 views

What module should I use for high precision localization?

I have a toy car and I want to measure the coordinates/location of that car in my house. It need to bee high precision equipment so GPS won't work here. My precision requriments is 5+- cm and the ...
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1answer
105 views

Speed data logging using arduino and GPS module

I am using a Quectel L80-R GPS Module coupled with an Arduino UNO to read and log my car's coordinates and speed. I am currently using TinyGPS++ library which works okay. It does spell out coordinates ...
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59 views

Invalid data using GPS TinyShield module with Tinyduino

I am new in GPS modules and I need to get the NMEA data from my GPS module but when I execute my code all the NMEA sentences are Invalid. I am using the same example from instructables Tiny GPS ...
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456 views

U-Blox Neo M8N GNSS-GPS interface with ESP32-TTGO-T-CALL

I have tried contacting the manufacturers as well as many Google searches. I have tried many different libraries to get this GNSS-GPS working. Libraries I've Tried: Arduino_GPS ...
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38 views

GPS Ublox Neo 6m issue with arduino UNO

I started working on the Arduino UNO with GPS Ublox Neo 6m. I connect GPS with arduino based on the schematic diagram as well as the script. It didn't display any data in the serial monitor even ...
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27 views

ESP8266 WiFiEspClient Disconnect 3 with GPS

I have recovered an old sketch (2 years ago) in which I used 2 DHT22 sensors and sent the values to an web app to store in database. The sketch works fine with a ES8266 module connected to an arduino ...
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1answer
120 views

Neo 6M + ESP32 unable to take a fix on battery but works fine with laptop USB

I am using Neo 6M GPS module with ESP32 and 2 X 3.5V(7 v in series) 18650 lithium ion battery stepped down to 5V using LM2596 buck converter. Problem which I am facing is when I power ESP32 using 5V ...
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2answers
82 views

How to connect neo 6m 6pin module with nodemcu v3

I got this neo 6m gps module from a broken drone. and i would like to connect it to nodemcu v3 board. most of the gps module that i have seen are with 4 pins (vcc,gnd,tx,rx) , but this module has 6 ...
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1answer
386 views

Arduino Uno + SIM808 EVB 3.2.4 not working properly?

So recently I found this tutorial online about the SIM808. It looked super cool so I ordered the sim808 evb 3.2.4 off amazon. Hooked up the module and connected the RX (11) and (10) TX pins. Here is ...
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2answers
44 views

double type sensor data is not displayed on bluetooth terminal app on phone

Hi I am working on a project in which I am supposed to tell if a person is running/standing/walking and going upstairs/downstairs or he is on straight road. The person will carry a arduino uno module ...
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208 views

HC-12 problem with reading momentarily strings

I'm new here, so I hope my question is not naive. I'm using Arduino mega connected with a pulse sensor and a GPS (and other things that are not related to our problem), pulse sensor and GPS data are ...
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33 views

Can anyone find out why when I run this code for a GPS and BME680 sensor I have no errors but nothing happens

Here is the code #include <Wire.h> #include <SPI.h> #include <Adafruit_Sensor.h> #include "Adafruit_BME680.h" #include <SoftwareSerial.h> #define BME_SCK 13 #define ...
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272 views

Display GPS module data to my TFT display

I am using Arduino Mega 2560 and I have written code for my GPS module (Neo-6m-0-001/GY-NEO6MV2) and it is working fine independently. I also have written code for Compass module (QMC5883L) which is ...
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1answer
24 views

GPS stream question

I have an adafruit Ultimate GPS unit, its working fine. I am reading the GPS stream, via the command line, and one of the details, is "Angle: 167.97" I looked at a page about GPS sentences, but I'm ...
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73 views

Time synchronization of GPS based Wireless Network

I am working on an ARDUINO based wireless network. In this network, each node or device is having its own GPS module. Each GPS module has to get location data and have to send to a single base-station....
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1answer
257 views

How can I identify GPS sattelites in TinyGPS++?

I can see about 15 satellites (about 10 GPS + 5 Glonass) in u-center, but I see only about 10 satellites using TinyGPS++. I suspect that TinyGPS++ can see GPS only. I see lines containing $GNRMC $...
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1answer
86 views

What do the TinyGPS++ output parameters mean?

TinyGPS++ give many output parameters. Where can I find explanation what do all output parameters mean? I don't understand what is the meaning of the following parameters: Course Speed Card ...
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1answer
495 views

Why HDOP in TinyGPS++ is less than 1?

HDOP is supposed to be greater than 1: https://en.wikipedia.org/wiki/Dilution_of_precision_(navigation) But I get HDOP about 0.7. What does it mean? Where can I found explanation of the output ...
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0answers
430 views

Arduino Nano 33 BLE work with its Bluetooth and GPS synchronously?

I am using Arduino nano 33 Sense BLE in which I want GPS to run and display its location . The GPS module which I am using is Adafruit GPS. I want both Bluetooth and GPS to run synchronously. But only ...
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106 views

Creating a router with ESP32 and SIM800c

I am trying to create a device which is a combination of ESP32 and Sim800c. This device (Master) will start AP mode on ESP32, so that other devices (Nodes) will connect to this AP. The Sim800c will ...
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1answer
376 views

I2C and softwareserial

Attempting to make gps unit with screen. GPS unit communicates over serial (Adafruit Ultimate GPS Breakout) and I can get GPS data through USB to my pc with Adafruit GPS library softwareserial ...
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1answer
98 views

Mediatek GPS periodic mode

I'm trying to build a low power GPS datalogger and I am trying to get the Mediatek based GPS module (Quectel L80-R) to run in periodic mode. I've sent the PMTK225 code to the module with various ...
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1answer
53 views

NEO-6M is working but it doesnt show data

So I'm having a little bit of difficulty here in my NEO-6M. The problem is it doesn't show any data in my serial monitor. My NEO-6M Led is already blinking so its already ok. RX -> Pin3 , TX -> ...
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1answer
52 views

GSM+GPS modules

Say, I need to track a vehicle using Arduino and a (GPS+GSM) module. Though GPS can be used to get Location of the Vehicle(and then sent using GSM), why would we even do it using GPS if we already ...
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1answer
148 views

Arduino not writing full NMEA sentence to SD-card file

I'm currently building a small GPS-box that's supposed to track my location and write the full NMEA sentence to an sd card. (I want to pars it afterwards at my pc) I'm using the Arduino Nano and the ...
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1answer
206 views

Connect Arduino to LiDAR via RS-232

Edit: We're so close! Update at bottom! I'm not sure if this is the right place to ask, but since you helped my so much in the past, I thought it's worth a try. So as I stated in my last question, I'...
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1answer
197 views

Arduino GPS Simulator: SoftwareSerial Issues

For my project, i need my Arduino Uno to simulate a GPS. To do this, I need to: Generate a 5V Pulse once a second (no problem) Send a $GPRMC NMEA sentence with the current time over RS-232 (i've got ...
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1answer
323 views

To update GPS after every 30seconds using NeoGPS and NeoSWSerial Libray

I am using Adafruit Ulitimate Breakout GPS module and NeoGPS and NeoSWSerial Library. Now I want the GPS to update in 30seconds once (1time in 30seconds).After it is updated I want to check the ...
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154 views

esp32 with Neo6M gps gives no data

I am simply using the following code void setup() { // put your setup code here, to run once: Serial.begin(115200); // set the data rate for the HardwareSerial port Serial2.begin(115200); } ...
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106 views

NEO 6M data is not working properly with uno

I am using a arduino uno and neo 6m gps module. The problem I am facing is quite weird. When I connected the setup the data from neo6M was seen in serial monitor, I even printed it on a Oled display. ...
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1answer
369 views

Can i combine an ultrasonic sensor and gps together?

I need to operate 2 different sensors by Arduino UNO: GPS module and Ultrasonic sensor. I have managed to run each one of them separately and I don't know how to manipulate the code; GPS MODULE #...
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59 views

LED GPS Speedometer Not Registoring Speed Above 0

I'm trying to make a speedometer that will change colors depending on the speed on which I am traveling. If the speed is decreasing at any time or below 5 mph LEDs be red. And if the speed is above ...
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0answers
153 views

GPS Speedometer value didnt come out

I'm building a GPS speedometer. I use Neo-6M module for GPS, Arduino uno and 128x64 OLED screen for monitoring the value. I've checked the GPS module. It gives me data about latitude and longitude. ...
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2answers
2k views

Converting human readable date to a unix timestamp [duplicate]

Can anyone provide a sample code that would convert a human readable date like 2019-10-27 22:10:35 to a unix timestamp like 1572214235? I found many topics about it, but they eider refer to out of ...
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1answer
88 views

How to merge two GPS coordinates without losing decimals

I want to take the GPS coordinates like 42.1234 per 22.1234 and merge them as a string, with a separator character: 42.1234 x 22.1234 But using this code: gps_string = (String)gps.location.lat()+' ...
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0answers
78 views

Interface gps and ultrasonic sensor simultaneously

I am able to interface gps and the ultrasonic sensor and obtain data successfully for individual interfacing with the Arduino UNO. When I combined the code for these two, I only get the data values ...
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1answer
183 views

Time information from GPS receiver: how to tell whether it is fresh or stale?

I see that TinyGPS++ library extracts time information from GxRMC and GxGGA NMEA sentences streamed by GPS receiver. However, in my experiments I observed that both of my GPS receivers generate GxRMC ...

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