Toshiba – Toshiba TMP87CP24AF User Manual
Page 20
Attention! The text in this document has been recognized automatically. To view the original document, you can use the "Original mode".
TOSHIBA
TMP87CM24A/P24A
RESETI
Reset release
, Software
Software
IDLE1
mode
r :
NORMALI
mode
STO PI
mode
Interrupt
STOP
Din in out
(a) Single-clock mode
IDLE2
mode
SLEEP
mode
Software
Interrupt
Software
Interrupt
(b) Dual-clock mode
Note 1:
NORMAL1 and NORMAL2 modes are generically called
NORMAL;
STOP1
and
STOP2
are
called
STOP;
and
IDLE1, IDLE2 and SLEEP are called IDLE.
Note 2:
The TMP87PP24 doesn't have RESET2 mode.
Operating mode
Frequency
CPU core
On-chip
Peripherals
Machine cycle
time
High-frequency
Low-frequency
U
0
u
1
cu
0
»
c
in
RESETI
Turning on
oscillation
Turning off
oscillation
Reset
Reset
4/fc [s]
NORMALI
Operate
Operate
IDLE1
Halt
STORI
Turning off
oscillation
Halt
—
u
0
u
1
D
Q
RESET2
Turning on
oscillation
Turning on
oscillation
Reset
Reset
4/fc [s]
NORMAL2
High-frequency
Operate
(High and/or Low)
IDLE2
Halt
SLOW
Turning off
oscillation
Low-frequency
Low-frequency
4/fs [s]
SLEEP
Halt
STOP2
Turning off
oscillation
Halt
—
Figure 1-14. Operating Mode Transition Diagram
3
-
24-20
2002
-
10-03