1 files changed, 6 insertions, 4 deletions
diff --git a/hal/pin.hpp b/hal/pin.hpp
index ab9d3ad..13e9a52 100644
--- a/hal/pin.hpp
+++ b/hal/pin.hpp
@@ -8,14 +8,16 @@
 #ifndef PIN_HPP
 #define PIN_HPP
 
+#include <cstdint>
+
 extern "C" {
 #include <xc.h>
 }
 
-class gpio
+class gpio_pin
 {
 public:
-    virtual ~gpio() {}
+    virtual ~gpio_pin() {}
 
     // digital mode methods
     virtual void set_mode(unsigned m) = 0;
@@ -31,11 +33,11 @@ public:
     // TODO: analog mode methods
 
 protected:
-    gpio() {}
+    gpio_pin() {}
 };
 
 template<unsigned bit>
-class io_pin : public gpio {
+class io_pin : public gpio_pin {
 public:
     enum class mode : unsigned
     { INPUT = 1, OUTPUT = 0 };