| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To stably operate a memory by controlling the memory using an optimal driving current. <P>SOLUTION: A memory control apparatus is provided with a clock control section 100 for changing a value of driving current of a clock in accordance with a value of select data D1 outputted from a CPU 3, and a CPU 200 for writing data into a main storage device 2 for each driving current, determining whether or not written data can be read out, and deciding an optimal driving current based on the determination. <P>COPYRIGHT: (C)2006,JPO&NCIPI</p> |
