| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a motor driver control device supplying a stable clock to a logic circuit and to provide a motor controller and an image forming apparatus. <P>SOLUTION: The motor driver control device controls a plurality of switching elements driving a motor and includes, as requirements, a duty limiting means limiting a duty of a first pulse width modulation signal generated by comparing an oscillation signal in a prescribed period with a pulse generation signal and generating a second pulse width modulation signal, and a switching element control signal generating means including the logic circuit operating with the second pulse width modulation signal as a clock and generating a signal controlling the plurality of switching elements. <P>COPYRIGHT: (C)2011,JPO&INPIT |
