Technical Reference Manual
002-29852 Rev. *B
26.8.5 CLK_OUTPUT_SLOW
Description:
Slow Clock Output Select Register
Address:
0x40260144
Offset:
0x144
Retention:
Retained
IsDeepSleep:
Yes
Comment:
Selects a slow clock for calibration. The outputs of these muxes go into CLK_OUTPUT_FAST.
Default:
0x0
Bit-field Table
Bits
7
6
5
4
3
2
1
0
Name
SLOW_SEL1 [7:4]
SLOW_SEL0 [3:0]
Bits
15
14
13
12
11
10
9
8
Name
None [15:8]
Bits
23
22
21
20
19
18
17
16
Name
None [23:16]
Bits
31
30
29
28
27
26
25
24
Name
None [31:24]
Bit-fields
Bits Name
SW
HW
Default or
Enum
Description
0:3
SLOW_SEL0
RW
R
0
Select signal for slow clock output #0
NC
0
Disabled - output is 0. For power savings, clocks are
blocked before entering any muxes.
ILO0
1
Internal Low Speed Oscillator (ILO0)
WCO
2
Watch-Crystal Oscillator (WCO)
BAK
3
Root of the Backup domain clock tree (BAK)
ALTLF
4
Alternate low-frequency clock input to SRSS (ALTLF)
LFCLK
5
Root of the low-speed clock tree (LFCLK)
IMO
6
Internal Main Oscillator (IMO). This is grouped with the
slow clocks so it can be observed during DEEPSLEEP
entry/exit.
SLPCTRL
7
Sleep Controller clock (SLPCTRL). This is grouped
with the slow clocks so it can be observed during
DEEPSLEEP entry/exit.
PILO
8
Precision Internal Low Speed Oscillator (PILO)
ILO1
9
Internal Low Speed Oscillator (ILO1), if present on the
product.
ECO_PRESCALER
10
ECO Prescaler (ECO_PRESCALER)
LPECO
11
LPECO
LPECO_PRESCALER
12
LPECO Prescaler (LPECO_PRESCALER)
4:7
SLOW_SEL1
RW
R
0
Select signal for slow clock output #1
NC
0
Disabled - output is 0. For power savings, clocks are
blocked before entering any muxes.
ILO0
1
Internal Low Speed Oscillator (ILO)
WCO
2
Watch-Crystal Oscillator (WCO)
BAK
3
Root of the Backup domain clock tree (BAK)
ALTLF
4
Alternate low-frequency clock input to SRSS (ALTLF)
LFCLK
5
Root of the low-speed clock tree (LFCLK)
IMO
6
Internal Main Oscillator (IMO). This is grouped with the
slow clocks so it can be observed during DEEPSLEEP
entry/exit.
1634
2022-04-18
TRAVEO™ T2G Automotive MCU: TVII-B-E-4M body controller entry registers