| 摘要 |
PURPOSE:To provide the image forming device provided with a means eliminating uneven driving of a stepping motor being a main motor so as to obtain a picture with high picture quality and applying slow-up control to the stepping motor at the start of driving the stepping motor. CONSTITUTION:The image forming device consists of a synchronizing signal generating means 5 generating a synchronizing signal to write picture data, a stepping motor drive means 37 to select exciting data, a stepping motor 35 excited by the stepping motor drive means 37 synchronously with the synchronizing signal, a count register 38 counting number of times of interruption of the synchronizing signal and a compare register 39 comparing contents of the count register 38. |
