1 files changed, 18 insertions, 0 deletions
diff --git a/system.hpp b/system.hpp
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+++ b/system.hpp
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+#ifndef THROTTLE_QUADRANT_SYSTEM_HPP
+#define THROTTLE_QUADRANT_SYSTEM_HPP
+
+#include <Arduino.h>
+
+//! All our custom code lives in its own name space to avoid collisions.
+namespace tq::system {
+
+//! The pin to which the "data ready" line of the throttle quadrant is connected.
+//!
+//! Since the throttle qudrant runs its logic asynchronously to the execution
+//! of our code, it exposes a signal to inform us that it has acquired new
+//! data. It does so by pulling the "data ready" line low.
+auto constexpr data_ready_signal_pin = 2;
+
+}
+
+#endif
+\ No newline at end of file