SYSTEM CONTROLLER
ARM Down Req. & Ack.
ARMCLK
BUS Down Req. & Ack.
DRAM Self Refresh
Req. & Ack.
CKE (DRAM)
SYSCLK
PWR_EN
Figure 2-12. Entering SLEEP Mode and Exiting SLEEP Mode (wake-up)
2-18
SLEEP mode is initiated
S3C2416X RISC MICROPROCESSOR
Wake-up event