1 files changed, 21 insertions, 1 deletions
diff --git a/src/device.rs b/src/device.rs
index 6c1a957..ce45a50 100644
--- a/src/device.rs
+++ b/src/device.rs
@@ -99,13 +99,33 @@ pub trait Device {
     ///
     /// The time is used for TOTP generation (see [`get_totp_code`][]).
     ///
+    /// # Example
+    ///
+    /// ```ignore
+    /// extern crate chrono;
+    ///
+    /// use chrono::Utc;
+    /// use nitrokey::Device;
+    /// # use nitrokey::CommandError;
+    ///
+    /// # fn try_main() -> Result<(), CommandError> {
+    /// let device = nitrokey::connect()?;
+    /// let time = Utc::now().timestamp();
+    /// if time < 0 {
+    ///     println!("Timestamps before 1970-01-01 are not supported!");
+    /// } else {
+    ///     device.set_time(time as u64);
+    /// }
+    /// #     Ok(())
+    /// # }
+    /// ```
+    ///
     /// # Errors
     ///
     /// - [`Timestamp`][] if the time could not be set
     ///
     /// [`get_totp_code`]: trait.ProvideOtp.html#method.get_totp_code
     /// [`Timestamp`]: enum.CommandError.html#variant.Timestamp
-    // TODO: example
     fn set_time(&self, time: u64) -> CommandStatus {
         unsafe { CommandStatus::from(nitrokey_sys::NK_totp_set_time(time)) }
     }