Entry | |
---|---|
R1 | 67 (&43) |
R2 | 4 |
R3 | Country number |
Exit | |
---|---|
R1 | 0 to claim service, else preserved |
R2 | Preserved |
R3 | Preserved |
R4 | Preserved |
R5 | Alphabet number, or preserved if not recognised |
This service converts a country number to an alphabet number.
If a module provides additional countries it should check this service – if the number matches one provided by the module it should claim this service.