CHAPTER 19 STANDBY FUNCTION
User’s Manual U16899EJ2V0UD
381
Table 19-2. Operating Statuses in HALT Mode (2/2)
When HALT Instruction Is Executed While CPU Is Operating on Subsystem Clock
When High-Speed System Clock Oscillation Continues
When High-Speed System Clock Oscillation Stopped
HALT Mode Setting
Item
When Ring-OSC
Oscillation Continues
When Ring-OSC
Oscillation Stopped
Note 1
When Ring-OSC
Oscillation Continues
When Ring-OSC
Oscillation Stopped
Note 1
System clock
Clock supply to the CPU is stopped
CPU Operation
stopped
Port (latch)
Status before HALT mode was set is retained
16-bit timer/event counter 00
Operable
Operation stopped
16-bit timer/event counter 01
Note 2
Operable Operation
stopped
8-bit timer/event counter 50
Operable
Operable only when TI50 is selected as the count clock
8-bit timer/event counter 51
Operable
Operable only when TI51 is selected as the count clock
8-bit timer H0
Operable
Operable only when TM50 output is selected as the
count clock during 8-bit timer/event counter 50
operation
8-bit timer H1
Operable
Operable only when the
high-speed system clock
is selected as the count
clock
Operable only when f
R
/2
7
is selected as the count
clock
Operation stopped
Watch timer
Operable
Operable only when subsystem clock is selected
Ring-OSC cannot
be stopped
Note 3
Operable
−
Operable
−
Watchdog
timer
Ring-OSC can be
stopped
Note 3
Operation stopped
A/D converter
Operable
Not operable
UART0 Operable
UART6 Operable
Operable only when TM50 output is selected as the
serial clock during TM50 operation
CSI10
Operable
Operable only when external SCK10 is selected as the
serial clock
Serial
interface
CSI11
Note 2
Operable
Operable only when external SCK11 is selected as the
serial clock
Clock monitor
Operable
Operation stopped
Multiplier/divider Operable
Operation
stopped
Power-on-clear function
Operable
Low-voltage detection function
Operable
External interrupt
Operable
Notes 1. When “Stopped by software” is selected for Ring-OSC by the option byte and Ring-OSC is stopped by
software (for option bytes, see CHAPTER 24 OPTION BYTE).
2.
µ
PD78F0133H, 78F0134H, 78F0136H, 78F0138H, and 78F0138HD only.
3. “Ring-OSC cannot be stopped” or “Ring-OSC can be stopped by software” can be selected by the option
byte.
Содержание MuPD78F0132H
Страница 2: ...User s Manual U16899EJ2V0UD 2 MEMO ...