/***************************************
 * ECHO - Demo C02 program for py65mon *
 *        using minimal header file    *
 * Echoes typed characters to display  *
 * ESC key aborts to monitor           * 
 ***************************************/
 
#include <py65min.h02>

char key;  //Key value

main:
while() {
  key = rdkey();
  if (key = $1B) break;
  prchr(key);
  if (key = $0D) prchr($0A);
}
goto exit;