User`s guide
Chapter 5 - I/O Commands
UTC/IONOSPHERIC DATA INPUT [Response to @@Bp or @@Co]
Applicability: M12+ Timing and Positioning Receivers
As well as being the response to the @@Bp message, this message allows the user to input
UTC and ionospheric data into the receiver which is then echoed in the response.
Motorola GPS Products - M12+ User's Guide Revision 6.X 09FEB05
130