ds323x-rs/src/ds3234.rs

35 lines
1.3 KiB
Rust

//! Functions exclusive of DS3234
extern crate embedded_hal as hal;
use hal::blocking;
use super::{ Ds323x, BitFlags, Error, ic };
use interface::SpiInterface;
impl<SPI, CS, E> Ds323x<SpiInterface<SPI, CS>, ic::DS3234>
where
SPI: blocking::spi::Transfer<u8, Error = E> + blocking::spi::Write<u8, Error = E>,
CS: hal::digital::OutputPin
{
/// Enable the 32kHz output when battery-powered.
///
/// Additionally, the 32kHz output needs to be enabled. See
/// [`enable_32khz_output`](#method.enable_32khz_output).
///
/// Note: This is only available for DS3232 and DS3234 devices.
pub fn enable_32khz_output_on_battery(&mut self) -> Result<(), Error<E>> {
let status = self.status | BitFlags::BB32KHZ;
self.write_status_without_clearing_alarm(status)
}
/// Disable the 32kHz output when battery-powered.
///
/// The 32kHz output will still generate a wave when not battery-powered if
/// it enabled. See [`enable_32khz_output`](#method.enable_32khz_output).
///
/// Note: This is only available for DS3232 and DS3234 devices.
pub fn disable_32khz_output_on_battery(&mut self) -> Result<(), Error<E>> {
let status = self.status & !BitFlags::BB32KHZ;
self.write_status_without_clearing_alarm(status)
}
}