hd64338023s Renesas Electronics Corporation., hd64338023s Datasheet - Page 352

• Manufacturer Part Number: hd64338023s
• Description: Renesas 8-bit Single-chip Microcomputer Super Low Power Series
• Manufacturer: Renesas Electronics Corporation.

Section 9 Timers
9.6.4
Table 9.17(1) and table 9.17(2) summarize the watchdog timer operation states for the H8/38024,
H8/38024S, and H8/38024R Group, and for the H8/38124 Group, respectively.
Table 9.17(1) Watchdog Timer Operation States
Operation
Mode
TCW
TCSRW
Note: * Functions when φw/32 is selected as the input clock.
Table 9.17(2) Watchdog Timer Operation States (H8/38124 Group)
Operation
Mode
TCW
TCSRW
TMW
Notes: 1. Operates when φw/32 or the on-chip oscillator is selected as the internal clock.
Rev. 7.00 Mar 10, 2005 page 310 of 652
REJ09B0042-0700
2. Operates only when the on-chip oscillator is selected.
Watchdog Timer Operation States
Reset
Reset
Reset
Reset
Reset
Reset
Reset
(H8/38024, H8/38024S, H8/38024R Group)
Active
Functions Functions Halted
Functions Functions Retained
Active
Functions Functions Functions/
Functions Functions Functions/
Functions Functions Functions/
Sleep
Sleep
Watch
Watch
Halted *
Retained *
Retained *
1
1
1
Subactive Subsleep Standby
Functions/
Halted *
Functions/
Halted *
Subactive Subsleep Standby
Functions/
Halted *
Functions/
Halted *
Functions/
Halted *
1
1
1
Halted
Retained
Functions/
Halted *
Functions/
Retained *
Functions/
Retained *
1
1
1
Halted
Retained
Functions/
Halted *
Functions/
Retained *
Functions/
Retained *
2
2
2
Module
Standby
Halted
Retained
Module
Standby
Retained
Retained
Halted