Samsung S5PC110 Manual page 31

3.7.9 Other SFRs..................................................................................................................................... 3-57
3.7.10 IEM Control SFRs......................................................................................................................... 3-57
3.7.11 Miscellaneous SFRs..................................................................................................................... 3-63
4 Power Management....................................................................................4-1
4.1 Overview of PMU ..................................................................................................................................... 4-1
4.2 FunctionAL Description of PMU............................................................................................................... 4-2
4.3 System Power Mode................................................................................................................................ 4-4
4.3.1 Overview........................................................................................................................................... 4-4
4.3.2 Normal Mode .................................................................................................................................... 4-7
4.3.3 IDLE Mode........................................................................................................................................ 4-9
4.3.4 DEEP-IDLE Mode............................................................................................................................. 4-9
4.3.5 STOP Mode .................................................................................................................................... 4-11
4.3.6 DEEP-STOP Mode ......................................................................................................................... 4-13
4.3.7 SLEEP Mode .................................................................................................................................. 4-15
4.4 System Power Mode Transition ............................................................................................................. 4-17
4.4.1 Transition Entering/ Exiting Condition ............................................................................................ 4-19
4.5 Cortex-A8 Power Mode.......................................................................................................................... 4-21
4.5.1 Overview......................................................................................................................................... 4-21
4.5.2 Cortex-A8 Power Mode Transition ................................................................................................. 4-21
4.5.3 State Save and Restore ................................................................................................................. 4-24
4.6 Wakeup Sources.................................................................................................................................... 4-25
4.6.1 External Interrupts .......................................................................................................................... 4-25
4.6.2 RTC Alarm ...................................................................................................................................... 4-25
4.6.3 System Timer.................................................................................................................................. 4-25
4.7 External Power Control .......................................................................................................................... 4-26
4.7.1 USB OTG PHY ............................................................................................................................... 4-27
4.7.2 HDMI PHY ...................................................................................................................................... 4-27
4.7.3 MIPI D-PHY .................................................................................................................................... 4-28
4.7.4 PLL ................................................................................................................................................. 4-28
4.7.5 DAC ................................................................................................................................................ 4-29
4.7.6 ADC I/O .......................................................................................................................................... 4-30
4.7.7 POR ................................................................................................................................................ 4-30
4.8 Internal memory control ......................................................................................................................... 4-31
4.8.1 SRAM ............................................................................................................................................. 4-31
4.8.2 ROM ............................................................................................................................................... 4-32
4.9 Reset Control ......................................................................................................................................... 4-33
4.9.1 Reset Types.................................................................................................................................... 4-33
4.9.2 Hardware Reset.............................................................................................................................. 4-33
4.10 Register Description............................................................................................................................. 4-38
4.10.1 Register Map ................................................................................................................................ 4-38
4.10.2 Clock Control Register.................................................................................................................. 4-40
4.10.3 Reset Control Register ................................................................................................................. 4-41
4.10.4 Power Management Register ....................................................................................................... 4-42
4.10.5 MISC Register .............................................................................................................................. 4-53
5 Intelligent Energy Management ................................................................5-1
5.1 Overview OF Intelligent Energy Management ......................................................................................... 5-1
5.1.1 Key Features of Intelligent Energy Management ............................................................................. 5-2
5.1.2 Block Diagram .................................................................................................................................. 5-3
5.2 Functional Description of Intelligent Energy Management ...................................................................... 5-4
5.2.1 IEM System Components................................................................................................................. 5-4