M16C1N Datasheet, PDF (46/238 Pages) Renesas Technology Corp – RENESAS 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M16C/10 SERIES

M16C/1N Group
6. Clock Generation Circuit
Figure 6.8 shows the state transition to stop and wait modes. Figure 6.9 shows the state transition in
normal operation mode.
Transition of stop mode, wait mode
Reset
All oscillators stopped
Stop mode
CM10 = "1"
Interrupt
All oscillators stopped ^Interrupt
Stop mode
CM10 = "1"
All oscillators stopped
Stop mode
CM10 = "1"
Interrupt
On-chip oscillator mode (Note 1)
(divided-by-8 mode)
Medium-speed mode
(divided-by-8 mode)
WAIT
instruction
Interrupt
WAIT
instruction
Interrupt
CPU operation stopped
Wait mode
CPU operation stopped
Wait mode
High-speed/medium-
speed mode
WAIT
instruction
Interrupt
CPU operation stopped
Wait mode
Low-speed/low power
dissipation mode
WAIT
instruction
Interrupt
CPU operation stopped
Wait mode
Normal mode
(See Fig. 6.9 for the State transition in normal operation mode.)
Note 1: The mode cannot be shifted to stop mode directly from on-chip oscillator mode.
Figure 6.8 State transition of stop and wait modes
Rev.1.00 Oct 20, 2004 page 34 of 222
REJ09B0007-0100Z