Table 21.2 Lsi Internal States In Each Mode - Hitachi H8S/2628 Hardware Manual

Table 21.2 LSI Internal States in Each Mode

Function
System clock pulse
generator
CPU Instructions
Registers
External NMI
interrupts
IRQ0–IRQ5
Peripheral PBC
functions
DTC
I/O
TPU
PPG
WDT
SCI
HCAN
A/D
RAM
SSU
Notes: Halted (retained) means that internal register values are retained. The internal state is in the
operation suspended state.
Halted (reset) means that internal register values and internal states are initialized.
In module stop mode, only modules for which a stop setting has been made are halted
(reset or retained).
Medium-
High-Speed
Speed
Operate Operate
Operate Medium-
speed
operation
Operate Operate
Operate Medium-
speed
operation
Operate Operate
Operate Operate
Operate Operate
Operate Operate
Operate Medium-
speed
operation
Operate Operate
Module
Sleep
Stop
Operate Operate
Halted High/
(retained) medium-
speed
operation
Operate Operate
Operate Halted
(retained)
Operate Operate
Operate Halted
(retained)
Operate Operate
Operate Halted
(reset)
Operate Operate
(DTC)
Operate Halted
(reset)
Rev. 1.0, 09/02, page 479 of 568
Software Hardware
Standby Standby
Halted Halted
Halted Halted
(retained) (undefined)
Operate Halted
Halted Halted
(retained) (reset)
Retained High
impedance
Halted Halted
(retained) (reset)
Halted Halted
(retained) (reset)
Halted Halted
(reset) (reset)
Retained Retained
Halted Halted
(reset) (reset)