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core::time::Duration; +use linux_embedded_hal as hal; +use linux_embedded_hal::Delay; + +use serde::{Serialize, Deserialize}; + +#[derive(Serialize, Deserialize, Debug)] +struct JsonData { + temperature: f32, + pressure: f32, + humidity: f32, + gas_resistance: u32 +} + +fn main() -> Result<(), anyhow::Error> { + env_logger::init(); + + let i2c = hal::I2cdev::new("/dev/i2c-1")?; + let mut delay = Delay {}; + let mut dev = Bme680::init(i2c, &mut delay, Address::Primary)?; + + let settings = SettingsBuilder::new() + .with_humidity_oversampling(OversamplingSetting::OS2x) + .with_pressure_oversampling(OversamplingSetting::OS4x) + .with_temperature_oversampling(OversamplingSetting::OS8x) + .with_temperature_filter(IIRFilterSize::Size3) + .with_gas_measurement(Duration::from_millis(1500), 320, 23) + .with_run_gas(true) + .build(); + + dev.set_sensor_settings(&mut delay, &settings)?; + dev.set_sensor_mode(&mut delay, PowerMode::ForcedMode)?; + + let (data, _) = dev.get_measurement(&mut delay)?; + let serialized = serde_json::to_string(&JsonData{ + temperature: data.temperature_celsius(), + pressure: data.pressure_hpa(), + humidity: data.humidity_percent(), + gas_resistance: data.gas_resistance_ohm(), + })?; + + println!("{}", serialized); + + Ok(()) +} \ No newline at end of file