Title:
駆動機構制御装置及びその制御方法
Document Type and Number:
Japanese Patent JP4631131
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To make a drive confirmation operation which confirms whether the operation is normally made in a drive control device which controls a drive structure by forwarding control data by DMA with no CPU, and detection of its drive abnormality. SOLUTION: A theoretical operation position and a detection signal according to actual operation are compared while synchronizing with the timing for changeover of the drive structure, and an error interruption signal is outputted to CPU only when the difference between the two exceeds the allowable value.
Inventors:
Yuji Kawase
Application Number:
JP2000158348A
Publication Date:
February 16, 2011
Filing Date:
May 29, 2000
Export Citation:
Assignee:
Seiko Epson Corporation
International Classes:
B41J19/18; H02P8/00; H02P8/38
Domestic Patent References:
| JP2000014195A | ||||
| JP1209362A | ||||
| JP61039900A |
Attorney, Agent or Firm:
Masahiko Ueyanagi
Osamu Suzawa
Osamu Suzawa