Simple training demonstration to show the use of union and structure
Fork of OddExample1 by
main.cpp
- Committer:
- jf1452
- Date:
- 2013-11-26
- Revision:
- 10:6c0cd51df4df
- Parent:
- 9:0add51bbe65d
File content as of revision 10:6c0cd51df4df:
/******************************************************************************* * This program demonstrates determines if a number is odd or even * * Jon Fuge V1.0 26/11/2013 First issue of code * *******************************************************************************/ #include "mbed.h" #include "USBSerial.h" union byte // Define new type “BYTE” { char Byte; // Use this to map a byte struct { char Odd: 1; // this is the same as Bit0 char Others: 7; // Just pad the rest of the bits }; }; USBSerial serial; // Virtual serial port over USB. Use Teraterm as the interface int main() { byte cMyNumber; // Declare variable cMyNumber cMyNumber.Byte = 53; // Set it to an odd number wait (10); // Wait 10 seconds to connect port if (cMyNumber.Odd == 1) serial.printf("%i is odd\n\r", cMyNumber.Byte); else serial.printf("%i is even\n\r", cMyNumber.Byte); for(;;) {} // Loop forever }