The 1A group allows to transmit program identifications (date and the hour of the beginning of broadcasting)

Program Item Number (PIN) :

The Program Item Number PIN is the scheduled broadcast start time and day of month as
published by the broadcaster according to the following figure. :

b15	b14	b13	b12	b11	b10	b9	b8	b7	b6	b5	b4	b3	b2	b1	b0
Day					Hours					Minutes

Day: from 01 (00001) to31 (11111)

Hours : from 00 (00000) to 23 (10111)

Minutes : from 00 (00000) to59 (111011)

RDS groups list