NXP Semiconductors /MIMXRT1021 /CCM /CBCDR

Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text Text

Interpret as CBCDR

31 2827 2423 2019 1615 1211 87 43 0 0 0 0 0 0 0 0 00 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 (SEMC_CLK_SEL_0)SEMC_CLK_SEL 0 (SEMC_ALT_CLK_SEL_0)SEMC_ALT_CLK_SEL 0 (IPG_PODF_0)IPG_PODF 0 (AHB_PODF_0)AHB_PODF 0 (SEMC_PODF_0)SEMC_PODF 0 (PERIPH_CLK_SEL_0)PERIPH_CLK_SEL 0 (PERIPH_CLK2_PODF_0)PERIPH_CLK2_PODF

SEMC_PODF=SEMC_PODF_0, PERIPH_CLK_SEL=PERIPH_CLK_SEL_0, AHB_PODF=AHB_PODF_0, IPG_PODF=IPG_PODF_0, SEMC_ALT_CLK_SEL=SEMC_ALT_CLK_SEL_0, PERIPH_CLK2_PODF=PERIPH_CLK2_PODF_0, SEMC_CLK_SEL=SEMC_CLK_SEL_0

Description

CCM Bus Clock Divider Register

Fields

SEMC_CLK_SEL

SEMC clock source select

0 (SEMC_CLK_SEL_0): Periph_clk output will be used as SEMC clock root

1 (SEMC_CLK_SEL_1): SEMC alternative clock will be used as SEMC clock root

SEMC_ALT_CLK_SEL

SEMC alternative clock select

0 (SEMC_ALT_CLK_SEL_0): PLL2 PFD2 will be selected as alternative clock for SEMC root clock

1 (SEMC_ALT_CLK_SEL_1): PLL3 PFD1 will be selected as alternative clock for SEMC root clock

IPG_PODF

Divider for ipg podf.

0 (IPG_PODF_0): divide by 1

1 (IPG_PODF_1): divide by 2

2 (IPG_PODF_2): divide by 3

3 (IPG_PODF_3): divide by 4

AHB_PODF

Divider for AHB PODF

0 (AHB_PODF_0): divide by 1

1 (AHB_PODF_1): divide by 2

2 (AHB_PODF_2): divide by 3

3 (AHB_PODF_3): divide by 4

4 (AHB_PODF_4): divide by 5

5 (AHB_PODF_5): divide by 6

6 (AHB_PODF_6): divide by 7

7 (AHB_PODF_7): divide by 8

SEMC_PODF

Post divider for SEMC clock

0 (SEMC_PODF_0): divide by 1

1 (SEMC_PODF_1): divide by 2

2 (SEMC_PODF_2): divide by 3

3 (SEMC_PODF_3): divide by 4

4 (SEMC_PODF_4): divide by 5

5 (SEMC_PODF_5): divide by 6

6 (SEMC_PODF_6): divide by 7

7 (SEMC_PODF_7): divide by 8

PERIPH_CLK_SEL

Selector for peripheral main clock

0 (PERIPH_CLK_SEL_0): derive clock from pre_periph_clk_sel

1 (PERIPH_CLK_SEL_1): derive clock from periph_clk2_clk_divided

PERIPH_CLK2_PODF

Divider for periph_clk2_podf.

0 (PERIPH_CLK2_PODF_0): divide by 1

1 (PERIPH_CLK2_PODF_1): divide by 2

2 (PERIPH_CLK2_PODF_2): divide by 3

3 (PERIPH_CLK2_PODF_3): divide by 4

4 (PERIPH_CLK2_PODF_4): divide by 5

5 (PERIPH_CLK2_PODF_5): divide by 6

6 (PERIPH_CLK2_PODF_6): divide by 7

7 (PERIPH_CLK2_PODF_7): divide by 8

Links

() ()