MC55000 Datasheet, PDF (23/43 Pages) List of Unclassifed Manufacturers – Electrical Specification for Pulse and Direction Motion Control

4.4 Host interface, 8/16 mode
4.4.1 Instruction write, 8/16 mode
T7
~HostSlct
T8
HostCmd
~HostWrite
HostData0-7
T6
see note
T9
see note
T14
T18
T14
T16
High byte
T16
Low byte
HostRdy
T15
T15
T13
Note: If setup and hold times are met, ~HostSlct and HostCmd may be de-asserted at this point.
4.4.2 Data write, 8/16 mode
~HostSlct
T7
T6
see note
T8
HostCmd
T9
see note
~HostWrite
T14
T18
T14
HostData0-7
T16
High byte
T16
Low byte
HostRdy
T15
T15
T13
Note: If setup and hold times are met, ~HostSlct and HostCmd may be de-asserted at this
point.
MC55000 Electrical Specification – Preliminary 11/14/2003
23