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SetKeyboardState     Set Status of All 256 Virtual Keys

void SetKeyboardState(lpKeyState)
LPSTR lpKeyState; /* 256 byte buffer */

Note:       Copies Buffer to keyboard-state table


                 msb                                lsb
                +------------------   ------------------+
                |    |          Undefined          |    |
                +------------------   ------------------+
                  |                                  |
                +-------------+     +--------------------------------+
                | 1 = Key Down|     |1 = Pressed odd number of times |
                | 0 = Key Up  |     |0 = Pressed odd number of times |
                +-------------+     +--------------------------------+