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Regarding the sine lookup table given in the examples. I am confused how this was generated and how to get the value sine from this table.
The sine of 0 is 0 but value at subscript 0 of the table is ...

I just want to transmit 6 parameters i.e.

float latitude,longitude
long heading, bearing
long altitude, speed

How can i make sure that I donot miss any character from Reception.

hi
I want to transmit parsed data recieved from GPS.
I am recieving at baud rate of 4800 and want to send it at 1200.
What is the best way to transmit the data.If I use transmit interrupt i.e INT_T ...

Hi,
I am using compiler 4.013.The only interrupt I am using is #int_rda.
The programs compiles sucessfullly but compiler disables the interrupt and show the warning:
" Interrupt disabled durin ...

thnx a lot...

Hi all,
what is #separate directive.When it is useful and why not it is called like a conventional procedure.?

The Garmin GPS 12XL is a stand alone consumer unit. How did you create the connection to your PIC processor? Did you use the Garmin supplied cable or created one yourself? Have you added a MAX232 or s ...

Nmea sentence also has a check digit

Are u talkin about the checksum ?
what is its importance from navigational point of view.
thanks.

1. Tell us about your GPS. Post the manufacturer and part number.

2. Tell us about your hardware connections between the PIC and GPS.
Describe the circuit.

3. What PIC are you using ?
...

you need #fuses statement

#include <18f252.h>
#device ADC=10
#device *=16
#fuses H4,wdt128,NOPROTECT,NOBROWNOUT,noPUT,NOLVP,debug
#use delay(clock=40000000)
#use rs232(baud=9600, xmit ...

Hi
I have connected GPS with PIC but all I receive are junk characters. Here is the code. Any ideas ?

#include<stdio.h>
#include<stdlib.h>
#include<string.h>

#define SIZE 80 ...

Whats wrong with this code.i cant get any character from the serial port.

#include<stdio.h>
#include<stdlib.h>
#include<string.h>

#define SIZE 80
#define CR 0x0d
#define CO ...

what is meant by single precision Floating Point and Double precision Floating Point .Does CCS support double precsion float ?

I put some 32bit cordic routines in the code library but they may not be for you. They are scaled in degrees but you have to be careful of the quadrant you are in. They are for 0 to 90 degrees but lik ...