Table 3-68 CLK_CTRL_SEL Register bit assignments (continued)
Bits
Name
Function
[4]
SEL_RM38KMUX_CLK
Select RM38KMUX input:
0b0
: REF_MUX_CLK.
0b1
: RM38K (not used).
Reset value
0b0
.
[3]
SEL_REFMUX_CLK
Select REFMUX input:
0b0
: PRE_MUX_CLK.
0b1
: PRE_PLL_CLK.
Reset value
0b0
.
[2]
SEL_MAINMUX_CLK
Select MAINMUX input:
0b0
: PLL0_CLK.
0b1
: PRE_MUX_CLK.
Reset value
0b0
.
[1]
SEL_DAPSWMUX_CLK
Select DAPSWMUX input:
0b0
: PRE_MUX_CLK.
0b1
: JTAG TCK.
Reset value
0b1
.
[0]
SEL_PREMUX_CLK
Select PREMUX input:
0b0
: 32K.
0b1
: FASTCLK.
Reset value
0b0
.
Note
Multiplexer PLL_MUX is not shown in the clock system diagram in
CLK_PLL_PREDIV_CTRL Register
The CLK_PLL_PREDIV_CTRL Register characteristics are:
Purpose
Controls the PLL pre-divider division value.
Usage constraints
There are no usage constraints.
Memory offset and full register reset value
See
.
The following table shows the CLK_PLL_PREDIV_CTRL Register bit assignments.
3 Programmers model
3.11 Serial Configuration Control registers
101835_0000_01_en
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