driver for incremental encoder

Revision:
5:1a5772466668
Parent:
4:9913990cfd78
Child:
6:2fdce74d2a7b
diff -r 9913990cfd78 -r 1a5772466668 decoder.h
--- a/decoder.h	Tue Mar 12 18:12:04 2019 +0000
+++ b/decoder.h	Thu Mar 14 16:05:28 2019 +0000
@@ -1,7 +1,7 @@
 #ifndef DECODER_H
 #define DECODER_H
 #include "mbed.h"
-
+extern Serial pc;