Rob Toulson / Mbed 2 deprecated PE_06-05_ModularCodeExample

by Rob Toulson and Tim Wilmshurst from textbook "Fast and Effective Embedded Systems Design: Applying the ARM mbed"

Dependencies:   mbed

Diff: HostIO.cpp

Revision:
0:507436d37d5e
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/HostIO.cpp	Mon Oct 15 21:23:48 2012 +0000
@@ -0,0 +1,15 @@
+/* Program Example 6.8: HostIO.cpp code for modular 7-seg keyboard controller 
+                                                                            */
+#include "HostIO.h"
+
+Serial pc(USBTX, USBRX);       // communication to host PC
+
+void HostInit(void) {
+  pc.printf("\n\rType two digit numbers to be \n\r");
+}
+
+char GetKeyInput(void) {
+  char c = pc.getc();    // get keyboard ascii data
+  pc.printf("%c",c);     // print ascii value to host PC terminal
+  return (c&0x0F);       // return value as non-ascii 
+}