ATSAML11E15A MCLK registers

The 9 registers of MCLK (Main Clock), from 0x40000800, with their reset value and every field. The ATSAML11E15A has 1295 registers in 47 peripherals, one page each.

MCLK Main Clock

CTRLAControl

Address
0x40000800
Reset
0x00
Access
read/write
  1. 7–
  2. 6–
  3. 5–
  4. 4–
  5. 3–
  6. 2CKSEL
  7. 1–
  8. 0–
1 field
FieldBitsWhat it does
CKSEL2Clock Select

INTENCLRInterrupt Enable Clear

Address
0x40000801
Reset
0x00
Access
read/write
  1. 7–
  2. 6–
  3. 5–
  4. 4–
  5. 3–
  6. 2–
  7. 1–
  8. 0CKRDY
1 field
FieldBitsWhat it does
CKRDY0Clock Ready Interrupt Enable

INTENSETInterrupt Enable Set

Address
0x40000802
Reset
0x00
Access
read/write
  1. 7–
  2. 6–
  3. 5–
  4. 4–
  5. 3–
  6. 2–
  7. 1–
  8. 0CKRDY
1 field
FieldBitsWhat it does
CKRDY0Clock Ready Interrupt Enable

INTFLAGInterrupt Flag Status and Clear

Address
0x40000803
Reset
0x01
Access
read/write
  1. 7–
  2. 6–
  3. 5–
  4. 4–
  5. 3–
  6. 2–
  7. 1–
  8. 0CKRDY
1 field
FieldBitsWhat it does
CKRDY0Clock Ready

CPUDIVCPU Clock Division

Address
0x40000804
Reset
0x01
Access
read/write
  1. 7CPUDIV7
  2. 6CPUDIV6
  3. 5CPUDIV5
  4. 4CPUDIV4
  5. 3CPUDIV3
  6. 2CPUDIV2
  7. 1CPUDIV1
  8. 0CPUDIV0
1 field
FieldBitsWhat it does
CPUDIV7:0CPU Clock Division Factor
  • 1 Divide by 1
  • 2 Divide by 2
  • 4 Divide by 4
  • 8 Divide by 8
  • 16 Divide by 16
  • 32 Divide by 32
  • 64 Divide by 64
  • 128 Divide by 128

AHBMASKAHB Mask

Address
0x40000810
Reset
0x00001FFF
Access
read/write
Size
32-bit
8 fields
FieldBitsWhat it does
TRAM_12TRAM AHB Clock Mask
NVMCTRL_7NVMCTRL AHB Clock Mask
PAC_6PAC AHB Clock Mask
DSU_4DSU AHB Clock Mask
DMAC_3DMAC AHB Clock Mask
APBC_2AHB-APB Bridge C AHB Clock Mask
APBB_1AHB-APB Bridge B AHB Clock Mask
APBA_0AHB-APB Bridge A AHB Clock Mask

APBAMASKAPBA Mask

Address
0x40000814
Reset
0x00007FFF
Access
read/write
Size
32-bit
14 fields
FieldBitsWhat it does
AC_13AC APB Clock Enable
PORT_12PORT APB Clock Enable
FREQM_11FREQM APB Clock Enable
EIC_10EIC APB Clock Enable
RTC_9RTC APB Clock Enable
WDT_8WDT APB Clock Enable
GCLK_7GCLK APB Clock Enable
SUPC_6SUPC APB Clock Enable
OSC32KCTRL_5OSC32KCTRL APB Clock Enable
OSCCTRL_4OSCCTRL APB Clock Enable
RSTC_3RSTC APB Clock Enable
MCLK_2MCLK APB Clock Enable
PM_1PM APB Clock Enable
PAC_0PAC APB Clock Enable

APBBMASKAPBB Mask

Address
0x40000818
Reset
0x00000017
Access
read/write
Size
32-bit
4 fields
FieldBitsWhat it does
HMATRIXS_4HMATRIXHS APBB Clock Enable
NVMCTRL_2NVMCTRL APB Clock Enable
DSU_1DSU APB Clock Enable
IDAU_0IDAU APB Clock Enable

APBCMASKAPBC Mask

Address
0x4000081C
Reset
0x00001FFF
Access
read/write
Size
32-bit
13 fields
FieldBitsWhat it does
OPAMP_12OPAMP APB Clock Enable
CCL_11CCL APB Clock Enable
TRNG_10TRNG APB Clock Enable
PTC_9PTC APB Clock Enable
DAC_8DAC APB Clock Enable
ADC_7ADC APB Clock Enable
TC2_6TC2 APB Clock Enable
TC1_5TC1 APB Clock Enable
TC0_4TC0 APB Clock Enable
SERCOM2_3SERCOM2 APB Clock Enable
SERCOM1_2SERCOM1 APB Clock Enable
SERCOM0_1SERCOM0 APB Clock Enable
EVSYS_0EVSYS APB Clock Enable