RL78/F13, F14 CHAPTER 23 STANDBY FUNCTION
R01UH0368EJ0210 Rev.2.10 1527
Dec 10, 2015
HALT Mode Setting
Item
When HALT Instruction Is Executed While CPU Is Operating
on Subsystem Clock
When HALT Instruction Is
Executed While CPU Is
Operating on Low-speed
On-chip Oscillator Clock
(f
IL)
When CPU Is Operating on
XT1 Clock (f
XT)
When CPU Is Operating on
External
Subsystem Clock (f
EXS)
CRC operation
function
High-speed CRC Operation disabled
General-purpose CRC
Operation stopped (operation can continue during DTC transfer)
Illegal-memory access detection function
RAM2 bit error detection function
RAM guard function
SFR guard function
CPU stack pointer monitor function Operation stopped (operation can continue during vectored interrupt servicing)
Remark Operation stopped: Operation is automatically stopped before switching to the HALT mode.
Operation disabled: Operation is stopped before switching to the HALT mode.
Cannot operate: Operation is not possible regardless of switching to the HALT mode.
f
IH: High-speed on-chip oscillator clock fIL: Low-speed on-chip oscillator clock
f
X: X1 clock fEX: External main system clock
f
XT: XT1 clock fEXS: External subsystem clock
f
PLL: PLL clock
f
WDT: WDT-dedicated low-speed on-chip oscillator clock
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