1 files changed, 36 insertions, 0 deletions
diff --git a/src/devices/common.rs b/src/devices/common.rs
new file mode 100644
index 0000000..5abb99c
--- /dev/null
+++ b/src/devices/common.rs
@@ -0,0 +1,36 @@
+//! Common functions
+
+use { Ads1x1x, Error, Register, BitFlags, interface, Config, ic };
+use super::OperatingMode;
+
+impl<DI, IC, MODE, E> Ads1x1x<DI, IC, MODE>
+where
+    DI: interface::WriteData<Error = E>,
+    IC: ic::Resolution
+{
+    pub(super) fn set_operating_mode(&mut self, mode: OperatingMode) -> Result<(), Error<E>> {
+        let config;
+        match mode {
+            OperatingMode::OneShot => config = self.config.with_high(BitFlags::OP_MODE),
+            OperatingMode::Continuous => config = self.config.with_low(BitFlags::OP_MODE),
+        }
+        self.iface.write_register(Register::CONFIG, config.bits)?;
+        self.config = config;
+        Ok(())
+    }
+
+    /// Reset the internal state of this driver to the default values.
+    ///
+    /// *Note:* This does not alter the state or configuration of the device.
+    ///
+    /// This resets the cached configuration register value in this driver to
+    /// the power-up (reset) configuration of the device.
+    ///
+    /// This needs to be called after performing a reset on the device, for
+    /// example through an I2C general-call Reset command, which was not done
+    /// through this driver to ensure that the configurations in the device
+    /// and in the driver match.
+    pub fn reset_internal_driver_state(&mut self) {
+        self.config = Config::default();
+    }
+}