M30622 Mitsubishi, M30622 Datasheet - Page 48

• Manufacturer Part Number: M30622
• Description: SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
• Manufacturer: Mitsubishi

Power control
Figure 1.13.5. State transition diagram of Power control mode
Transition of stop mode, wait mode
Transition of normal mode
CM06 = “0”
(Notes 1,3)
Tentative Specifications REV.A
Main clock is oscillating
Sub clock is oscillating
Medium-speed mode
S
CM07 = “0” CM06 = “0”
CM17 = “0” CM16 = “0”
CM07 = “0” CM06 = “0”
CM17 = “1” CM16 = “0”
(divided-by-4 mode)
All oscillators stopped
All oscillators stopped
All oscillators stopped
High-speed mode
pecifications in this manual are tentative and subject to change.
BCLK : f(X
BCLK : f(X
Stop mode
Stop mode
Stop mode
Note 1: Switch clock after oscillation of main clock is sufficiently stable.
Note 2: Switch clock after oscillation of sub clock is sufficiently stable.
Note 3: Change CM06 after changing CM17 and CM16.
Note 4: Transit in accordance with arrow.
CM06 = “1”
CM04 = “0”
Medium-speed mode
(divided-by-4 mode)
CM07 = “0” CM06 = “0”
CM17 = “0” CM16 = “0”
CM07 = “0” CM06 = “0”
CM17 = “1” CM16 = “0”
IN
IN
High-speed mode
)/4
)
BCLK : f(X
BCLK : f(X
CM04 = “0”
Interrupt
Main clock is oscillating
Main clock is oscillating
Medium-speed mode
Medium-speed mode
Medium-speed mode
(divided-by-16 mode)
(divided-by-8 mode)
CM07 = “0” CM06 = “1”
(divided-by-2 mode)
CM07 = “0” CM06 = “0”
CM17 = “0” CM16 = “1”
CM07 = “0” CM06 = “0”
CM17 = “1” CM16 = “1”
Sub clock is stopped
Sub clock is stopped
IN
CM10 = “1”
Interrupt
CM10 = “1”
CM10 = “1”
Interrupt
IN
)/4
)
BCLK : f(X
BCLK : f(X
BCLK : f(X
Medium-speed mode
Medium-speed mode
(divided-by-16 mode)
IN
CM07 = “0” CM06 = “0”
CM17 = “0” CM16 = “1”
CM07 = “0” CM06 = “0”
CM17 = “1” CM16 = “1”
(divided-by-2 mode)
IN
IN
CM04 = “1”
(Notes 1, 3)
)/16
)/8
)/2
BCLK : f(X
Low-speed/low power
BCLK : f(X
Medium-speed mode
High-speed/medium-
(divided-by-8 mode)
(Refer to the following for the transition of normal mode.)
dissipation mode
Normal mode
speed mode
Reset
CM04 = “1”
Medium-speed mode
(divided-by-8 mode)
IN
IN
48
)/16
)/2
BCLK : f(X
CM07 = “0”
CM06 = “1”
CM07 = “0” (Note 1)
CM06 = “0” (Note 3)
CM04 = “1”
IN
)/8
WAIT
instruction
WAIT
instruction
WAIT
instruction
Interrupt
Interrupt
Interrupt
CM07 = “1” (Note 2)
CM05 = “1”
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
CM07 = “0”
(Note 1, 3)
CM07 = “1”
(Note 2)
CM07 = “0” (Note 1)
CM06 = “1”
CM04 = “0”
CPU operation stopped
CPU operation stopped
CPU operation stopped
Wait mode
Wait mode
Wait mode
Low power dissipation mode
CM05 = “0”
Mitsubishi microcomputers
Main clock is oscillating
Sub clock is oscillating
Sub clock is oscillating
Main clock is stopped
Low-speed mode
M16C / 62T Group
BCLK : f(X
BCLK : f(X
CM07 = “1”
CM07 = “1”
CIN
CIN
CM05 = “1”
)
)