HD6432621 Hitachi, HD6432621 Datasheet - Page 732

• Manufacturer Part Number: HD6432621
• Description: (HD64F262x Series) 16-Bit Microcomputer
• Manufacturer: Hitachi

Table 21A-1 LSI Internal States in Each Mode
Function
System clock pulse
generator
CPU
External
interrupts
Peripheral
functions
Notes: “Halted (retained)” means that internal register values are retained. The internal state is
688
“operation suspended.”
“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).
* Note, however, that registers cannot be read or written to.
Instructions
Registers
NMI
IRQ0–IRQ5
WDT0
DTC
TPU
PBC
PPG
SCI0
SCI1
SCI2
PWM
A/D
RAM
I/O
HCAN
High-
Speed
Functioning
Functioning
Functioning
Functioning
Functioning
Functioning
Functioning
Functioning
Functioning
Functioning
Medium-
Speed
Functioning
Medium-speed
operation
Functioning
Functioning
Medium-speed
operation
Functioning
(PBC medium-
speed
operation)
Functioning
Functioning
Functioning
Functioning*
Sleep
Functioning
Halted
(retained)
Functioning
Functioning
Functioning
Functioning
Functioning
Functioning
(DTC)
Functioning
Functioning
Module Stop
Functioning
High/medium-
speed
operation
Functioning
Halted
(retained)
Halted
(retained)
Halted (reset)
Functioning
Functioning
Halted (reset)
Software
Standby
Halted
Halted
(retained)
Functioning
Halted
(retained)
Halted
(retained)
Halted
(retained)
Halted (reset)
Retained
Retained
Halted (reset)
Hardware
Standby
Halted
Halted
(undefined)
Halted
Halted (reset)
Halted (reset)
Halted (reset)
Halted (reset)
Retained
High impedance
Halted (reset)