ATmega328p
Hardware definitions
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atmega328p::rtc Namespace Reference

RTC-style Timer2 clock definitions. More...

Enumerations

enum  : uint32_t { recommended_crystal_hz = 32768UL }
enum  : uint8_t {
  tosc1_pin_value = 0x06U , tosc2_pin_value = 0x07U , uses_timer2 = 1 , requires_timer2_asynchronous_mode = 1 ,
  tosc_pins_disconnect_from_port_when_async_enabled = 1 , cpu_clock_must_exceed_4x_tosc = 1 , requires_internal_calibrated_rc_system_clock = 1 , supports_external_clock_on_tosc1 = 1
}

Detailed Description

RTC-style Timer2 clock definitions.

Enumeration Type Documentation

◆ anonymous enum

anonymous enum : uint8_t
Enumerator
tosc1_pin_value 

Tosc1 logical pin encoding.

tosc2_pin_value 

Tosc2 logical pin encoding.

uses_timer2 

Uses timer2.

requires_timer2_asynchronous_mode 

Requires timer2 asynchronous mode.

tosc_pins_disconnect_from_port_when_async_enabled 

TOSC pins disconnect from port when async enabled.

cpu_clock_must_exceed_4x_tosc 

CPU clock must exceed 4x TOSC.

requires_internal_calibrated_rc_system_clock 

Requires internal calibrated RC system clock.

supports_external_clock_on_tosc1 

External clock on tosc1 supported.

◆ anonymous enum

anonymous enum : uint32_t
Enumerator
recommended_crystal_hz 

Recommended crystal (Hz).