timer

Contains definitions common to timers.

timer

struct timer
{
  // Timer modes.
  struct mode
 {
    enum
    {
      SINGLE_SHOT = false,
      REPEATING   = true
    };

    typedef bool type;
  };

  // Timer start status.
  struct start
  {
    enum
    {
      DELAYED   = false,
      IMMEDIATE = true
    };

    typedef bool type;
  };

  // Timer id.
  struct id
  {
    enum
    {
      NO_TIMER = 255
    };

    typedef uint_least8_t type;
  };

  // Timer state.
  struct state
  {
    enum
    {
      INACTIVE = 0xFFFFFFFF
    };
  };
};

mode

Types
type The type for timer mode.
Defined as bool.

Constants
SINGLE_SHOT
The timer expires once and then stops.

REPEATING
The timer is restarted after every timeout.

start

Types
type The type for timer start mode.
Defined as bool.

Constants
IMMEDIATE

• Single Shot
  The timer is triggered on the next tick. The normal timeout does not occur.

• Repeating
  The timer is triggered on the next tick and then on subsequent timeouts.

DELAYED
The timer is triggered on the timeout.

id

Types
type
The type for timer identifiers.
Defined as uint_least8_t.

Constants
NO_TIMER
The id of an unregistered timer.