Oki ML420 - Setting Top of Form (Tear-Off On)

42113901TH01 Rev.3 15 /
Oki Data CONFIDENTIAL
MPU
A/D bus
LSI
RD
WRL
P01
ALE
ALE
RD-N
WRL-N
LSICS-N
ALE-P
RDN
WRL
LSIC
RAS 1
P07 RAS 0
RAS-N
Clockout*
A0~A19
LSICS-N
ALE
D0~D7
(Read)
RD-N
D0~D7
(Write)
WRL-N
Address
Address
Data
Data
* Clockout is provided when the original
excitation is selected.
(6) LSI
This LSI detects and controls the SP motor speeds by monitoring the two phase sensor
signals obtained from the DC motors and modifying the excitation phases as appropriate.
This LSI is connected in multiplex to the MPU.