1 files changed, 16 insertions, 0 deletions
diff --git a/src/drivers/include/battery.hpp b/src/drivers/include/battery.hpp
new file mode 100644
index 00000000..399e866f
--- /dev/null
+++ b/src/drivers/include/battery.hpp
@@ -0,0 +1,16 @@
+#pragma once
+
+#include <stdint.h>
+
+#include "esp_err.h"
+
+namespace gay_ipod {
+
+esp_err_t init_adc(void);
+
+/**
+ * Returns the current battery level in millivolts.
+ */
+uint32_t read_battery_voltage(void);
+
+}  // namespace gay_ipod