Sony CXD5602 User Manual page 146

PMU_PW_CTL.POWER_CTRL_ON=1
5. Interrupt confirmation
Confirm PMU_INT_STAT.STAT[1:0]=2'b01
6. Interrupt clear
PMU_INT_CLR.CLR[1:0]=2'b11
3.4.4.1.2 XOSC
OFF => ON Control Flow
The following describes the flow to turn ON the power supply of the XOSC.
1. XOSC parameter setting
Refer to Table PMU (Power Management Unit)-48 for the settings of ANA_EN_CTL.
The XOSC has two operation modes as shown below, in which the register parameters vary according to
the mode.

Internal oscillation mode (system configuration that uses crystal oscillation)
Supported frequencies: 26 MHz

External clock mode (system configuration that uses TCXO)
Supported frequencies: 26 MHz
Table PMU (Power Management Unit)-48 Parameter Setting for Each Mode
Register Name
ANA_EN_CTL.ON_XO_OSC_EN_SET
ANA_EN_CTL.OFF_XO_OSC_EN_CLR
ANA_EN_CTL.ON_XO_OSCOUT_EN_SET
ANA_EN_CTL.OFF_XO_OSCOUT_EN_CLR
ANA_EN_CTL.ON_XO_EXT_EN_SET
ANA_EN_CTL.OFF_XO_EXT_EN_CLR
2. XOSC current adjustment setting

In the case of internal oscillation mode
Refer to
XOSC_CTRL2.IXO_LV_I_VAL1.
Refer to
XOSC_CTRL2.IXO_LV_I_VAL3.

In the case of external clock mode
XOSC_CTRL2.IXO_LV_I_VAL1=8'h00
XOSC_CTRL2.IXO_LV_I_VAL3=8'h00
Table PMU (Power
Table PMU (Power
－146/1010－
Internal Oscillation External Clock Mode
Mode
0 1
0 1
0 1
0 1
1 0
1 0
Management Unit)-49
Management Unit)-49
CXD5602 User Manual
for the settings of
for the settings of