//! Common functions

use {ic, interface, Ads1x1x, BitFlags as BF, DataRate12Bit, DataRate16Bit, Error, Register};

impl<DI, IC, MODE, E> Ads1x1x<DI, IC, ic::Resolution12Bit, MODE>
where
    DI: interface::WriteData<Error = E>,
{
    /// Set data rate
    pub fn set_data_rate(&mut self, rate: DataRate12Bit) -> Result<(), Error<E>> {
        use DataRate12Bit as DR;
        let config;
        match rate {
            DR::Sps128  => config = self.config.with_low( BF::DR2).with_low( BF::DR1).with_low( BF::DR0),
            DR::Sps250  => config = self.config.with_low( BF::DR2).with_low( BF::DR1).with_high(BF::DR0),
            DR::Sps490  => config = self.config.with_low( BF::DR2).with_high(BF::DR1).with_low( BF::DR0),
            DR::Sps920  => config = self.config.with_low( BF::DR2).with_high(BF::DR1).with_high(BF::DR0),
            DR::Sps1600 => config = self.config.with_high(BF::DR2).with_low( BF::DR1).with_low( BF::DR0),
            DR::Sps2400 => config = self.config.with_high(BF::DR2).with_low( BF::DR1).with_high(BF::DR0),
            DR::Sps3300 => config = self.config.with_high(BF::DR2).with_high(BF::DR1).with_low( BF::DR0),
        }
        self.iface.write_register(Register::CONFIG, config.bits)?;
        self.config = config;
        Ok(())
    }
}

impl<DI, IC, MODE, E> Ads1x1x<DI, IC, ic::Resolution16Bit, MODE>
where
    DI: interface::WriteData<Error = E>
{
    /// Set data rate
    pub fn set_data_rate(&mut self, rate: DataRate16Bit) -> Result<(), Error<E>> {
        use DataRate16Bit as DR;
        let config;
        match rate {
            DR::Sps8   => config = self.config.with_low( BF::DR2).with_low( BF::DR1).with_low( BF::DR0),
            DR::Sps16  => config = self.config.with_low( BF::DR2).with_low( BF::DR1).with_high(BF::DR0),
            DR::Sps32  => config = self.config.with_low( BF::DR2).with_high(BF::DR1).with_low( BF::DR0),
            DR::Sps64  => config = self.config.with_low( BF::DR2).with_high(BF::DR1).with_high(BF::DR0),
            DR::Sps128 => config = self.config.with_high(BF::DR2).with_low( BF::DR1).with_low( BF::DR0),
            DR::Sps250 => config = self.config.with_high(BF::DR2).with_low( BF::DR1).with_high(BF::DR0),
            DR::Sps475 => config = self.config.with_high(BF::DR2).with_high(BF::DR1).with_low( BF::DR0),
            DR::Sps860 => config = self.config.with_high(BF::DR2).with_high(BF::DR1).with_high(BF::DR0),
        }
        self.iface.write_register(Register::CONFIG, config.bits)?;
        self.config = config;
        Ok(())
    }
}