| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To achieve stable processing of an external device when a power supply voltage falls. <P>SOLUTION: The semiconductor integrated circuit device includes: a power supply terminal 11 which is connected to an external power supply; a voltage detection circuit 12 which detects whether the absolute value of the supply voltage in the power supply terminal 11 is above a predetermined value or not; a register 13 which stores information that the absolute value of the power supply voltage is below a predetermined value; and an output terminal 15 which allows the information stored in the register 13 to be read from the outside. <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
