This method resets GPS controller. It is equivalent to the AT$GPSR command.
The input parameter mode is a Python integer and can have the following values:
0 - Hardware reset
1 - Coldstart (No Almanac, No Ephemeris);
2 - Warmstart (No Ephemeris);
3 - Hotstart (with stored Almanac and Ephemeris)
The return value is a Python integer which is -1 if an error occurred otherwise is 1.
This method is available only for product versions from 12.00.xx6 and from 13.00.xx7.
Example:
res = GPS.resetMode(1)
executes a cold restart of GPS controller, assigning the return value to res.