Samsung S3C6400X User Manual page 91

SYSTEM CONTROLLER
ETM_LOGIC
RESERVED
TOP_LOGIC
RESERVED
PLL_EN
OSC_EN
SLEEP_CFG
RESERVED
OSC_EN
Note1: ETMocks must be power-ON before S3C6400 goes STOP mode. That is, STOP_CFG [16],[28] must be
'1'. Otherwise, it makes unexpected problem during wakeup sequence.
Note2: All sub-blocks must be power-ON before S3C6400 goes SLEEP mode. Otherwise, it makes unexpected
problem during wakeup sequence.
Preliminary product information describe products that are in development,
for which full characterization data and associated errata are not yet available.
3-46
Specifications and information herein are subject to change without notice.
When S3C6400 uses STOP mode, this field should be
[16]
'1'.
[15:9] DO NOT CHANGE
0: LP mode(Retention), 1: active mode(ON), This field
[8]
must be '0' before entering STOP mode.
[7:2] DO NOT CHANGE
Control PLL operation in STOP mode
[1]
(0: disable, 1: enable)
Control X-tal oscillator pad in STOP mode
[0]
(0: disable, 1: enable)
BIT
[31:1] RESERVED
Control X-tal oscillator pad in SLEEP mode
[0]
(0: disable, 1: enable)
S3C6400X RISC MICROPROCESSOR
DESCRIPTION
0
0x00
1
0x00
0
0
RESET VALUE
0x0000_0000
0