Sounds like a fine approach to me. The more complicated stuff is for if you want to know which direction and distance it is to something. If you just want to see if its been moved, and don't care...
Type: Posts; User: ScaleRobotics; Keyword(s):
Re: Bearing calculation out of 2 nmea strings
Sounds like a fine approach to me. The more complicated stuff is for if you want to know which direction and distance it is to something. If you just want to see if its been moved, and don't care...
Here is the part that corrects for the length of...
Here is the part that corrects for the length of longitude, as latitude increases. This was written for the PIC16, and was used in addition to above code.
do_cordic: ...
I used the Cordic to get the heading and...
I used the Cordic to get the heading and distance. To get this to work, you need to calculate the difference between the two waypoints
lathome_hi = the 37 part of the 37.12345 degrees...