UPD78F1502AGK-GAK-AX Datasheet, PDF (802/1031 Pages) Renesas Technology Corp – 16-Bit Single-Chip Microcontrollers

78K0R/Lx3
CHAPTER 21 STANDBY FUNCTION
Figure 21-6. STOP Mode Release by Interrupt Request Generation (2/2)
(3) When internal high-speed oscillation clock is used as CPU clock
STOP
instruction
Interrupt
request
Standby release signal
Status of CPU
Internal high-speed
oscillation clock
Normal operation
(internal high-speed
oscillation clock)
Oscillates
STOP mode
Supply of the CPU
clock is stopped
(about 23.3
to 30.7 μs)
Wait
(1 clock)
Normal operation
(internal high-speed
oscillation clock)
Oscillation stopped
Oscillates
Wait for oscillation
accuracy stabilization
Remark The broken lines indicate the case when the interrupt request that has released the standby mode is
acknowledged.
R01UH0004EJ0501 Rev.5.01
786
Jun 20, 2011