12的二进制 13的二进制 14的二进制
1100 1101 1110
传送内容..........
0 1 0
----------- --------------------- ---------------------------
0 0 1
----------- ---------------------- ---------------------------
1 1 1
----------- ---------------------- ---------------------------
1 1 1
----------- ----------------------- ---------------------------
0 0 0
----------- ----------------------- ---------------------------
0 0 0
----------- ------------------------ ---------------------------
0 0 0
----------- -------------------------- ---------------------------
0 0 0
----------- --------------------------- ---------------------------
0 0 0
----------- --------------------------- -----------------------------
0 0 0
----------- --------------------------- -----------------------------
超出了CPU的能力范围,CPU就无法找到数据