SNS - Low Pressure Sensor

lib/sensors/src/lib.rs

@@ -3,6 +3,7 @@
 pub mod keyence;
 pub mod temperature;
 pub mod time_of_flight;
+pub mod low_pressure;
 
 #[must_use]
 #[derive(PartialEq, Debug, Clone)]

lib/sensors/src/low_pressure.rs

@@ -0,0 +1,43 @@
+use hyped_adc::HypedAdc;
+
+/// The low pressure sensor (LPS) (model: SPAN-P10R-G18F-PNLK-PNVBA-L1) is able to detect
+/// pressure in range from 0 to 10 bar. The sensor utilises the ADC protocol to get the
+/// pressure value, and its conversion rate is expressed as a linear function of:
+///  
+
+/// Links to datasheets
+///     (https://www.festo.com/gb/en/a/download-document/datasheet/8134897)
+///     (https://www.festo.com/media/catalog/203714_documentation.pdf)
+
+pub struct LowPressure<T: HypedAdc> {
+    adc: T
+}
+
+impl<T: HypedAdc> LowPressure<T> {
+    /// Create new low pressure sensor instance
+    pub fn new(adc: T) -> LowPressure<T> {
+        LowPressure {
+            adc
+        }
+    }
+
+    /// Convert ADC reading to bar unit and assign to pressure variable
+    pub fn read_pressure(&mut self) -> u16 {
+        // conversion gradient value
+        const GRADIENT_LOW: f32 = 0.00244;
+
+        // read ADC
+        let adc_val = self.adc.read_value();
+
+        // convert to bar unit
+        let bar_pressure_val: u16 = adc_val * GRADIENT_LOW;
+
+
+        bar_pressure_val
+    }
+}
+
+#[cfg(test)]
+mod tests {
+
+}