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Questions tagged [gps]

Global Positioning System. Uses satellites to determine geographic location.

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13 votes
4 answers
2k views

Some Arduino components seem ridiculously cheap

My project is an Arduino-based device, packed into a box. It will need to use Speed, Latitude, Longitude and Altitude data to log hills it detects on to an SD. On the press of a button, it will need ...
R Harrington's user avatar
5 votes
2 answers
2k views

Can I use a GPS from old Garmin with an Arduino?

I'm working on an Arduino project, and I'd like to add GPS functionality. I could buy a GPS module, but those are expensive. I had an old Garmin Forerunner 305 lying around, so I took it apart and ...
geckods's user avatar
  • 53
3 votes
4 answers
50k views

uBlox Neo 6M GPS module not responding

I started recently working with a uBlox Neo 6M GPS module (data sheet http://www.u-blox.com/images/downloads/Product_Docs/NEO-6_DataSheet_%28GPS.G6-HW-09005%29.pdf). I connected it to an Arduino Uno ...
Alrro's user avatar
  • 39
3 votes
3 answers
16k views

SIM808 module GSM working fine, GPS not working (No GPS ready message on power on)

I powered on my SIM808 module. It showed me following output: RDY +CFUN: 1 +CPIN: READY Call Ready SMS Ready It supposed to show GPS ready also. I sent AT command and return ok. However ...
Suri's user avatar
  • 169
3 votes
2 answers
12k views

NEO 6M GPS speed

I am doing a project using a NEO 6M GPS with my Arduino LilyPad. I programmed it already, and it's working well except of the speed. I get stuck on fixing this. I wonder why the value is never getting ...
Georgina Pattinson's user avatar
3 votes
3 answers
17k views

Cheapest Arduino GPRS or 3G solution

I am looking at creating a fleet of low power, Arduino driven devices. I would need some kind of GPS on them all (or could triangulate through phone network?) plus a connection to the internet - just ...
developius's user avatar
3 votes
2 answers
6k views

Arduino Mega + SIM808 GSM + GPS Module + Program Switch ON without pressing Push Button?

I am new to IOT and tried out integration and a small test code with an Arduino Mega + SIM808 + GSM + GPS Module. It works fine with the SIM808 Library. My requirement is to put it in an enclosure, ...
JiteshD's user avatar
  • 31
3 votes
4 answers
8k views

GPS very short distance calculation

I'm currently working on a project involving making a "parent-child distance warning system" with my Flora board + Ultimate GPS Module (https://www.adafruit.com/product/1059). I'm on the preliminary ...
Filippo's user avatar
  • 71
3 votes
1 answer
114 views

Best way of storing extra data for Arduino project

I am an arduino beginner and I am trying to make a speed camera alert system, it would start beeping if I am above the speed limit and getting close to the speed camera. There is this website where I ...
Phamaral's user avatar
3 votes
1 answer
950 views

Using AA batteries to power Arduino and GPS unit

I'm more of a software guy, so I need your help to figure out the power issue with my Arduino. What I would like to do is using a GSM/GPS unit (Ai-Thinker A7) with Arduino Nano as a car tracking ...
Sertalp Bilal's user avatar
3 votes
2 answers
7k views

DFRobot GPS init error [Arduino Uno, SIM808]

i have problem with initialization DFRobot SIM808 actually when i try to recieve gps data by SoftwareSerial only it does works (i mean examples based on sending and reading command to and from serial'...
Dave M's user avatar
  • 31
3 votes
1 answer
2k views

How to connect GPS Neo-6M module to GSM Shield SIM900 V2?

I'm doing my final year project, My project is based on "Arduino Real Time Gprs/Gsm & GPS Tracker". So Now I have purchased the hardware components such as: Arduino UNO R3 GSM Shield ...
Brana's user avatar
  • 31
3 votes
1 answer
7k views

Getting RTK-precision GPS with arduino devices like NavSpark?

In trying to learn how to create a reasonably precise 3d model of my (very hilly) property, I stumbled across a product called Navspark, which appears to be a $22 arduino-compatible development board, ...
Autumn's user avatar
  • 193
2 votes
2 answers
1k views

Assigning float to 10 decimal place for longitude,latitude

I'm quite a novice in arduino programming. I am doing a small home project and I am using sim808 to obtain GPS data. My question is quite simple but i can't find any solution online. Serial.print("...
user32149's user avatar
2 votes
1 answer
1k views

Building a gps system

I'd like to build a simple GPS system. It should be very little. For the software side, I will build an API, so from my PC/smartphone/whatever else I could ask the GPS system where it is located (I ...
FrancescoN's user avatar
2 votes
1 answer
602 views

GPS Module Outputting Question Marks in Serial Window

I've got a uBlox Neo 7N GPS Module and configured it so if theres is no incoming data print no location but if there is print the latitude and longitude. However it's printing ?,?. So I'm assuming it'...
Explorex's user avatar
  • 143
2 votes
1 answer
63 views

Data Report Which Technology

I want to create a small position reporter for cars. I found some good GPS Modules with which i could collect data. But i'm unsure with what technology i should send the data. A possibility would be ...
Boas Enkler's user avatar
2 votes
2 answers
2k views

uBlox LEA 6H and UNO no data

While using NEO 6M and getting close-to-perfect accuracy, connecting the 3dr uBlox LEA 6H shows incoming characters, but gibberish data (at 38400) like it is connecting to a wrong baud rate (although ...
user24142's user avatar
2 votes
1 answer
653 views

Is it possible to use UART0 freely when connecting ESP32 s3 via USB (D+, D-)?

I've designed a test PCB that utilizes an ESP32 S3 and testing pins. During program uploads, I use the USB interface over GPIO20 and GPIO19 as D+ and D-. Everything works fine in this configuration. ...
mehmet's user avatar
  • 287
2 votes
1 answer
4k views

Serial.parseFloat() reads 0 despite me entering different value

I'm trying to make a robot that asks the user for the longitude and the altitude form the user and then using the data the GPS collects to go to the wanted location, however when I use Serial....
Abdullah Shalaby's user avatar
2 votes
1 answer
316 views

Not showing output when using pins other than 10 and 11 with SoftwareSerial library on Arduino Mega

I am trying to run below code on Arduino Mega using GPS module(skg13 bl). It is working fine with pins 10, 11 as rx, tx in the SoftwareSerial but it is not showing output when other pins such as 4, 5 ...
Akshay's user avatar
  • 23
2 votes
2 answers
1k views

Can I use this cheap GPS module with arduino

For my project I need a GPS module, it should be cheap and I should be able to use it with arduino, after some search I got a product on ebay, I'm a 16 year old school boy and I didn't know that it ...
Tanishq Jaiswal's user avatar
2 votes
1 answer
2k 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 ...
max5555 max5555's user avatar
2 votes
3 answers
2k views

GSM and GPS module don't work together

I am trying to create a project which involves getting latitude and longitude via GPS Module and send it via GSM Module. My problem here is that individual code is working perfectly. However, if am to ...
Kinyo356's user avatar
2 votes
1 answer
1k views

Maintain delay with NEO-6M

Ì am building speedometer with NEO-6M and have some problems with my code. The scenario is that I send some data from our Arduino to another device via a TX pin with a delay of 50 ms. This delay of 50 ...
user38974's user avatar
2 votes
1 answer
3k views

Galileo Positioning System signal receiving

I want to determine my arduino's position. However, I want to use the European Galileo system instead of the US-American GPS. Therefore, I searched for any possibilities receiving the Galileo ...
black's user avatar
  • 181
2 votes
2 answers
673 views

Problems reading I2C sensor when using a Xbee module

I'm developing a project where I can control a RC boat with GPS and a magnetometer. How ever, I was developing everything connected to my computer and worked pretty well. When I was going to make some ...
Alejandro Harris Bonet's user avatar
2 votes
1 answer
589 views

How to structure data for HTTP upload

I'm building a GPS tracker using an arduino nano, Adafruit Ultimate GPS breakout, a SD card slot and a SIM800L module. So far everything works, the tracker uploads the data to a server as well as ...
Lukas H's user avatar
  • 23
2 votes
1 answer
159 views

Arduino GPSlim 236

I'm looking to connect an old GPSlim236 device to my Arduino via serial comms. I have seen references online on how to connect the device but in the data sheet it says TTL level between 3V - 5V. Does ...
AlanR's user avatar
  • 29
2 votes
1 answer
166 views

Board recommendations for GPRS/GSM for 'on the go'

I have been tasked to find a way of communicating to a webservice from my microcontroller - yay! With little-no real grasp on sms/etc (due to not ever 'using' it before), it appears that my knowledge ...
jbutler483's user avatar
2 votes
1 answer
661 views

Adafruit gps breakout module help

I am intending to show the initial, searching for signal..., screen until the location is updated and then show the location on the lcd. However, even after the led on the gps indicates a satellite ...
user3594666's user avatar
2 votes
0 answers
318 views

GPS speedometer with NEO 6M - latency issue

I have built a speedometer, based on this youtube video: https://www.youtube.com/watch?v=gKuJxjxNP-k&t=34s The speedometer is for a car, so it needs to be in real-time and accurate, with the ...
cool bean's user avatar
2 votes
0 answers
781 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 ...
Oscar Espinosa's user avatar
2 votes
1 answer
164 views

GPS Module don't provide full data

I connected my gps module (NEO-6M) with esp32doit-devkit-v1 board. The module provided data but many data are missing. My pin configuration: GPS ------- ESP32 VCC ------- 3v3 GND ------- GND TX -...
Takiuddin Ahmed's user avatar
2 votes
2 answers
788 views

Making a current GPS code run once, and only once, after the code is 'activated'

I have a GPS code that I need to run only once, but every different try gives me errors, including placing the whole code in void setup(). Is there any way that this code can be run just once? As of ...
JMacris's user avatar
  • 43
2 votes
0 answers
710 views

How to use SIM908-C BY UNV shield

I have a shield with a SIM for GSM/GPRS communications and GPS module. As visible in top-left corner its name is "SIM908-C EVB v1.0 designed by UNV". I found some basic information on Arduino forum ...
Lipsyor's user avatar
  • 91
2 votes
0 answers
2k views

Sending GPS data between two Arduinos using Easy Transfer

I'm trying to get GPS data transmitted from one Arduino UNO to a second unit to eventually be displayed on an LCD and stored in an SD card. I am using Xbees S2C's on Xbee Shield's to do this. The ...
K-Bert's user avatar
  • 21
2 votes
0 answers
425 views

How would one make a 3-wire GPS?

I want to collect GPS data with a cellular-enabled micro-controller to help me find my drone if it gets lost. My drone has GPS, so I tried to connect to it. Many GPS break-out boards have the ...
futurebird's user avatar
2 votes
0 answers
195 views

Using Parallax VPN1513 GPS Smart Module with External Antenna and Ruggeduino

I am using a Ruggeduino for a project involving an autonomous vehicle, and I need GPS capability in it. I am using the "VPN1513 GPS Smart Module with External Antenna" from Parallax (https://www....
user3294625's user avatar
1 vote
2 answers
1k views

Not getting data from GPS

When I run FullExample program from TinyGPS++, I get following types of entries, Sats HDOP Latitude Longitude Fix Date Time Date Alt Course Speed Card Distance Course Card Chars ...
Pankaj Sejwal's user avatar
1 vote
2 answers
5k 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 ...
adrianTNT's user avatar
  • 252
1 vote
1 answer
427 views

How to store u-blox coordinates (lat, lng) values in doubles? [TinyGps++]

I use a u-blox gps with my arduino. I can successfully write out the value of a coordinate (lat, lng) like this: Serial.println (gps.location.lat(), 8); but when I try to store the value with all the ...
Carlos Rodrigez's user avatar
1 vote
2 answers
541 views

GPS North? South? East? West?

I'm using the Adafruit SIM808 breakout board to text a GPS link to Google Maps when pinged. My program is mostly working, but the GPS data that I get has no "N, S, E, W" indicators. In addition, I ...
futurebird's user avatar
1 vote
1 answer
2k views

GSM and GPS shield pin conflict

I have an Arduino GSM shield and I plan to purchase an Adafruit GPS shield. The GPS module uses Pin 7 & 8 for Rx and Tx, but the GSM shield uses Pin 7 for Modem Reset. Will the overlap on pin 7 ...
Manihatty's user avatar
  • 395
1 vote
2 answers
86 views

GPS Module not catching signal

I am making a gps tracker with neo6m gps module and esp32 dev board. I checked wiring and coding but still my module isn't catching a signal I am already on roof of my house in case it require clear ...
Yug Ahuja's user avatar
1 vote
1 answer
175 views

Alternative to GPS location being calculated by radius around a point

Hopefully the thread title isn't confusing - I'm trying to find out how would it be possible to make a different way of proximity warning with GPS. Default/simplest way is by forming a radius around a ...
Varonne's user avatar
  • 89
1 vote
1 answer
309 views

No GPS data Neo 6M DFRduino Nano

I checked several answers for same question but none of them help. I also changed the nano board and GPS module but without luck. I ran it outdoor. This post question had same issue except my date ...
CoffeePlease's user avatar
1 vote
1 answer
311 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 ...
Aayush Garg's user avatar
1 vote
3 answers
183 views

When GPS can't see satellites, how can I continue to tick off a smooth-ish time?

I'm getting 10 updates/sec from my GPS unit (The MTK3339 used in the Adafruit breakout board), and using it to update a clock display. This works well enough, though there's one minor problem that I'd ...
Sniggerfardimungus's user avatar
1 vote
1 answer
274 views

GPS showing incorrect speed

I am using Arduino ATmega 2560. When i am using "AT+CGNSINF" command to get GPS value, sometimes it showing incorrect speed. The correct speed should be (50-60)km/h but sometimes it showing (200-300)...
Iqbal Hossain's user avatar

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