dumped all my old arduino stuff in here.

libraries/LCD4Bit/LCD4Bit.h

@@ -0,0 +1,27 @@
+#ifndef LCD4Bit_h
+#define LCD4Bit_h
+
+#include <inttypes.h>
+
+class LCD4Bit {
+public:
+  LCD4Bit(int num_lines);
+  void commandWrite(int value);
+  void init();
+  void print(int value);
+  void printIn(char value[]);
+  void clear();
+  //non-core---------------
+  void cursorTo(int line_num, int x);
+  void leftScroll(int chars, int delay_time);
+  //end of non-core--------
+
+  //4bit only, therefore ideally private but may be needed by user
+  void commandWriteNibble(int nibble);
+private:
+  void pulseEnablePin();
+  void pushNibble(int nibble);
+  void pushByte(int value);
+};
+
+#endif