.. index:: single: ccsds_ccs(CalendarVariant,FractionOctets) .. _ccsds_ccs/2:

.. rst-class:: right

object

ccsds_ccs(CalendarVariant,FractionOctets)

• CalendarVariant - Calendar representation. Supported values are calendar and day_of_year.
• FractionOctets - Number of BCD fraction octets. Supported values are non-negative integers. CCSDS calendar segmented time code parser and generator.

  | Availability: | logtalk_load(ccsds_time_codes(loader))

  | Author: Paulo Moura | Version: 1:0:1 | Date: 2026-06-24

  | Compilation flags: | static, context_switching_calls

  | Implements: | public :ref:`ccsds_time_code_protocol <ccsds_time_code_protocol/0>` | Uses: | :ref:`reader <reader/0>` | :ref:`type <type/0>`

  | Remarks: | (none)

  | Inherited public predicates: |  :ref:ccsds_time_code_protocol/0::epoch/1  :ref:ccsds_time_code_protocol/0::format/1  :ref:ccsds_time_code_protocol/0::from_unix_seconds/2  :ref:ccsds_time_code_protocol/0::generate/2  :ref:ccsds_time_code_protocol/0::generate/3  :ref:ccsds_time_code_protocol/0::parse/2  :ref:ccsds_time_code_protocol/0::unix_seconds/2  :ref:ccsds_time_code_protocol/0::valid/1  

  .. contents:: :local: :backlinks: top

Public predicates

.. index:: year/2 .. _ccsds_ccs/2::year/2:

year/2 ^^^^^^^^^^

Extracts the year value from a CCS time term.

| Compilation flags: | static

| Template: | year(TimeCode,Year) | Mode and number of proofs: | year(+compound,-integer) - one

---

.. index:: day_of_year/2 .. _ccsds_ccs/2::day_of_year/2:

day_of_year/2 ^^^^^^^^^^^^^^^^^

Extracts the day of year from an ordinal CCS time term.

| Compilation flags: | static

| Template: | day_of_year(TimeCode,DayOfYear) | Mode and number of proofs: | day_of_year(+compound,-integer) - zero_or_one

---

.. index:: month/2 .. _ccsds_ccs/2::month/2:

month/2 ^^^^^^^^^^^

Extracts the month from a calendar CCS time term.

| Compilation flags: | static

| Template: | month(TimeCode,Month) | Mode and number of proofs: | month(+compound,-integer) - zero_or_one

---

.. index:: day/2 .. _ccsds_ccs/2::day/2:

day/2 ^^^^^^^^^

Extracts the day of month from a calendar CCS time term.

| Compilation flags: | static

| Template: | day(TimeCode,Day) | Mode and number of proofs: | day(+compound,-integer) - zero_or_one

---

.. index:: time_of_day/4 .. _ccsds_ccs/2::time_of_day/4:

time_of_day/4 ^^^^^^^^^^^^^^^^^

Extracts the hour, minute, and seconds-with-fraction from a CCS time term.

| Compilation flags: | static

| Template: | time_of_day(TimeCode,Hour,Minute,Seconds) | Mode and number of proofs: | time_of_day(+compound,-integer,-integer,-number) - one

---

Protected predicates

(no local declarations; see entity ancestors if any)

Private predicates

(no local declarations; see entity ancestors if any)

Operators

(none)