Datasheet

Section 14 IEBus™ Controller (IEB) [H8S/2258 Group]
Rev. 6.00 Mar. 18, 2010 Page 546 of 982
REJ09B0054-0600
14.6.9 Power-Down Mode Operation
The IEB stops operation and is initialized in power-down modes such as module stop, watch,
software standby and hardware standby modes.
To initialize the IEB, the module stop mode must be specified. To reduce power consumption
during IEB operation, the sleep mode must be used.
14.6.10 Notes on Middle-Speed Mode
In middle-speed mode, the IEB registers must not be read from or written to.
14.6.11 Notes on Register Access
The IEB registers can be accessed in bytes. The IEB registers must not be accessed in words or
longwords.