dnutiu/bme680-rust
dnutiu/bme680-rust
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Replace Vec with arrays where sensible

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marcelbuesing 2018-05-21 16:55:25 +02:00 committed by marcelbuesing
parent fc57f277c4
commit 4788c6c14e
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GPG key ID: EF3934305E975944
1 changed files with 9 additions and 11 deletions
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20
src/lib.rs
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@ -425,12 +425,9 @@ where
I2C: Read + Write,
{
pub fn soft_reset(i2c: &mut I2C, delay: &mut D, dev_id: u8) -> Result<(), <I2C as Read>::Error, <I2C as Write>::Error> {
// TODO do we we really need TMP_BUFFER_LENGTH ?
let mut tmp_buff = Vec::with_capacity(BME680_TMP_BUFFER_LENGTH);
tmp_buff.push(BME680_SOFT_RESET_ADDR);
tmp_buff.push(BME680_SOFT_RESET_CMD);
let tmp_buff: [u8; 2] = [BME680_SOFT_RESET_ADDR, BME680_SOFT_RESET_CMD];
i2c.write(dev_id, tmp_buff.as_slice())
i2c.write(dev_id, &tmp_buff)
.map_err(|e| Bme680Error::I2CWrite(e))?;
delay.delay_ms(BME680_RESET_PERIOD);
@ -443,9 +440,8 @@ where
debug!("Reading chip id");
/* Soft reset to restore it to default values*/
let chip_id = I2CUtil::read_byte::<I2C>(&mut i2c, dev_id, BME680_CHIP_ID_ADDR)?;
debug!("Chip id: {}", chip_id);
//let chip_id = dev.read_byte(BME680_CHIP_ID_ADDR)?;
if chip_id == BME680_CHIP_ID {
debug!("Reading calib data");
let calib = Bme680_dev::<I2C, D>::get_calib_data::<I2C>(&mut i2c, dev_id)?;
@ -480,6 +476,7 @@ where
}
Ok(())
// self.i2c
// .write(self.dev_id, tmp_buff.as_slice())
// .map_err(|e| Bme680Error::I2CWrite(e))
@ -789,18 +786,19 @@ where
}
fn set_gas_config(&mut self, gas_sett: GasSett) -> Result<(), <I2C as Read>::Error, <I2C as Write>::Error> {
let mut reg = Vec::with_capacity(2);
if self.power_mode != PowerMode::ForcedMode {
return Err(Bme680Error::DefinePwrMode);
}
// TODO check whether unwrap_or changes behaviour
reg.push((BME680_RES_HEAT0_ADDR, Calc::calc_heater_res(&self.calib, self.amb_temp, gas_sett.heatr_temp.unwrap_or(0))));
reg.push((BME680_GAS_WAIT0_ADDR, Calc::calc_heater_dur(gas_sett.heatr_dur.unwrap_or(0))));
let reg:[(u8,u8);2] = [
(BME680_RES_HEAT0_ADDR, Calc::calc_heater_res(&self.calib, self.amb_temp, gas_sett.heatr_temp.unwrap_or(0))),
(BME680_GAS_WAIT0_ADDR, Calc::calc_heater_dur(gas_sett.heatr_dur.unwrap_or(0)))
];
self.gas_sett.nb_conv = 0;
self.bme680_set_regs(reg.as_slice())
self.bme680_set_regs(&reg)
}
fn get_gas_config(&mut self) -> Result<GasSett, <I2C as Read>::Error, <I2C as Write>::Error> {