ATSAMRH71F20C PMC registers

The 34 registers of PMC (Power Management Controller), from 0x4000C000, with their reset value and every field. The ATSAMRH71F20C has 3366 registers in 56 peripherals, one page each.

PMC Power Management Controller

PMC_SCERSystem Clock Enable Register

Address
0x4000C000
Reset
0x00000000
Access
write only
Size
32-bit
4 fields
FieldBitsWhat it does
PCK311Programmable Clock 3 Output Enable
PCK210Programmable Clock 2 Output Enable
PCK19Programmable Clock 1 Output Enable
PCK08Programmable Clock 0 Output Enable

PMC_SCDRSystem Clock Disable Register

Address
0x4000C004
Reset
0x00000000
Access
write only
Size
32-bit
4 fields
FieldBitsWhat it does
PCK311Programmable Clock 3 Output Disable
PCK210Programmable Clock 2 Output Disable
PCK19Programmable Clock 1 Output Disable
PCK08Programmable Clock 0 Output Disable

PMC_SCSRSystem Clock Status Register

Address
0x4000C008
Reset
0x00000000
Access
read only
Size
32-bit
4 fields
FieldBitsWhat it does
PCK311Programmable Clock 3 Output Status
PCK210Programmable Clock 2 Output Status
PCK19Programmable Clock 1 Output Status
PCK08Programmable Clock 0 Output Status

CKGR_MORMain Oscillator Register

Address
0x4000C020
Reset
0x00000000
Access
read/write
Size
32-bit
11 fields
FieldBitsWhat it does
BCPUNMIC28Bad CPU Clock Interrupt to NMIC Enable
BCPURST27Bad CPU Clock Reset Enable
EXT32KFME2632.768 kHz Crystal Oscillator Frequency Monitoring Enable
CFDEN25Clock Failure Detector Enable
MOSCSEL24Main Clock Oscillator Selection
KEY23:16Write Access Password
  • 55 Writing any other value in this field aborts the write operation. Always reads as 0.
MOSCXTST15:8Main Crystal Oscillator Startup Time
MOSCRCF6:4Main RC Oscillator Frequency Selection
  • 0 The RC oscillator frequency is at 4 MHz
  • 1 The RC oscillator frequency is at 8 MHz
  • 2 The RC oscillator frequency is at 10 MHz
  • 3 The RC oscillator frequency is at 12 MHz
MOSCRCEN3Main RC Oscillator Enable
MOSCXTBY1Main Crystal Oscillator Bypass
MOSCXTEN0Main Crystal Oscillator Enable

CKGR_MCFRMain Clock Frequency Register

Address
0x4000C024
Reset
0x00000000
Access
read/write
Size
32-bit
4 fields
FieldBitsWhat it does
CCSS24Counter Clock Source Selection
RCMEAS20RC Oscillator Frequency Measure (write-only)
MAINFRDY16Main Clock Frequency Measure Ready
MAINF15:0Main Clock Frequency

CKGR_PLLARPLLA Register

Address
0x4000C028
Reset
0x00000000
Access
read/write
Size
32-bit
5 fields
FieldBitsWhat it does
ONE29Must Be Set to 1
MULA26:16PLLA Multiplier
FREQ_VCO15:14VCO Frequency Configuratio
  • 0 Frequency range: 40-80 MHz
  • 1 Frequency range: 70-150 MHz
  • 2 Frequency range: 125-275 MHz
  • 3 Frequency range: 250-450 MHz
PLLACOUNT13:8PLLA Counter
DIVA7:0PLLA Front End Divider
  • 0 PLLA is disabled.
  • 1 Divider is bypassed (divide by 1) and PLLA is enabled.

CKGR_PLLBRPLLB Register

Address
0x4000C02C
Reset
0x00000000
Access
read/write
Size
32-bit
5 fields
FieldBitsWhat it does
SRCB30:29PLLB Source Clock Selection
  • 0 MAINCK is the source clock of PLLB.
  • 2 RC2CK is the source clock of PLLB.
MULB26:16PLLB Multiplier
FREQ_VCO15:14VCO Frequency Configuration
  • 0 Frequency range: 40-80 MHz
  • 1 Frequency range: 70-150 MHz
  • 2 Frequency range: 125-275 MHz
  • 3 Frequency range: 250-450 MHz
PLLBCOUNT13:8PLLB Counter
DIVB7:0PLLB Front End Divider
  • 0 PLLBis disabled.
  • 1 Divider is bypassed (divide by 1) and PLLB is enabled.

PMC_MCKRMaster Clock Register

Address
0x4000C030
Reset
0x00000000
Access
read/write
Size
32-bit
4 fields
FieldBitsWhat it does
ZERO13Shall be always write at '0'
MDIV8Master Clock Division
  • 0 MCK is FCLK divided by 1.
  • 1 MCK is FCLK divided by 2.
PRES6:4Processor Clock Prescaler
  • 0 Selected clock
  • 1 Selected clock divided by 2
  • 2 Selected clock divided by 4
  • 3 Selected clock divided by 8
  • 4 Selected clock divided by 16
  • 5 Selected clock divided by 32
  • 6 Selected clock divided by 64
CSS1:0Master Clock Source Selection
  • 0 MD_SLCK is selected
  • 1 MAINCK is selected
  • 2 PLLACK is selected

PMC_PCK0Programmable Clock Register

Address
0x4000C040
Reset
0x00000000
Access
read/write
Size
32-bit
2 fields
FieldBitsWhat it does
PRES11:4Programmable Clock Prescaler
CSS2:0Programmable Clock Source Selection
  • 0 MD_SLCK is selected
  • 1 MAINCK is selected
  • 2 PLLACK is selected
  • 3 PLLBCKDIV is selected
  • 4 MCK is selected

PMC_PCK1Programmable Clock Register

Address
0x4000C044
Reset
0x00000000
Access
read/write
Size
32-bit
2 fields
FieldBitsWhat it does
PRES11:4Programmable Clock Prescaler
CSS2:0Programmable Clock Source Selection
  • 0 MD_SLCK is selected
  • 1 MAINCK is selected
  • 2 PLLACK is selected
  • 3 PLLBCKDIV is selected
  • 4 MCK is selected

PMC_PCK2Programmable Clock Register

Address
0x4000C048
Reset
0x00000000
Access
read/write
Size
32-bit
2 fields
FieldBitsWhat it does
PRES11:4Programmable Clock Prescaler
CSS2:0Programmable Clock Source Selection
  • 0 MD_SLCK is selected
  • 1 MAINCK is selected
  • 2 PLLACK is selected
  • 3 PLLBCKDIV is selected
  • 4 MCK is selected

PMC_PCK3Programmable Clock Register

Address
0x4000C04C
Reset
0x00000000
Access
read/write
Size
32-bit
2 fields
FieldBitsWhat it does
PRES11:4Programmable Clock Prescaler
CSS2:0Programmable Clock Source Selection
  • 0 MD_SLCK is selected
  • 1 MAINCK is selected
  • 2 PLLACK is selected
  • 3 PLLBCKDIV is selected
  • 4 MCK is selected

PMC_IERInterrupt Enable Register

Address
0x4000C060
Reset
0x00000000
Access
write only
Size
32-bit
13 fields
FieldBitsWhat it does
CPUMON23CPU Clock Monitor Interrupt Enable
EXT32KERR2132.768 kHz Crystal Oscillator Error Interrupt Enable
CFDEV18Clock Failure Detector Event Interrupt Enable
MOSCRCS17Main RC Oscillator Status Interrupt Enable
MOSCSELS16Main Clock Source Oscillator Selection Status Interrupt Enable
PCKRDY311Programmable Clock Ready 3 Interrupt Enable
PCKRDY210Programmable Clock Ready 2 Interrupt Enable
PCKRDY19Programmable Clock Ready 1 Interrupt Enable
PCKRDY08Programmable Clock Ready 0 Interrupt Enable
MCKRDY3Master Clock Ready Interrupt Enable
LOCKB2PLLB Lock Interrupt Enable
LOCKA1PLLA Lock Interrupt Enable
MOSCXTS0Main Crystal Oscillator Status Interrupt Enable

PMC_IDRInterrupt Disable Register

Address
0x4000C064
Reset
0x00000000
Access
write only
Size
32-bit
13 fields
FieldBitsWhat it does
CPUMON23CPU Clock Monitor Interrupt Disable
EXT32KERR2132.768 kHz Crystal Oscillator Error Interrupt Disable
CFDEV18Clock Failure Detector Event Interrupt Disable
MOSCRCS17Main RC Status Interrupt Disable
MOSCSELS16Main Clock Source Oscillator Selection Status Interrupt Disable
PCKRDY311Programmable Clock Ready 3 Interrupt Disable
PCKRDY210Programmable Clock Ready 2 Interrupt Disable
PCKRDY19Programmable Clock Ready 1 Interrupt Disable
PCKRDY08Programmable Clock Ready 0 Interrupt Disable
MCKRDY3Master Clock Ready Interrupt Disable
LOCKB2PLLB Lock Interrupt Disable
LOCKA1PLLA Lock Interrupt Disable
MOSCXTS0Main Crystal Oscillator Status Interrupt Disable

PMC_SRStatus Register

Address
0x4000C068
Reset
0x00000000
Access
read only
Size
32-bit
16 fields
FieldBitsWhat it does
CPUMON23CPU Clock Monitor Error
EXT32KERR21Slow Crystal Oscillator Error
FOS20Clock Failure Detector Fault Output Status
CFDS19Clock Failure Detector Status
CFDEV18Clock Failure Detector Event
MOSCRCS17Main RC Oscillator Status
MOSCSELS16Main Clock Source Oscillator Selection Status
PCKRDY311Programmable Clock Ready Status
PCKRDY210Programmable Clock Ready Status
PCKRDY19Programmable Clock Ready Status
PCKRDY08Programmable Clock Ready Status
OSCSELS7Monitoring Domain Slow Clock Source Oscillator Selection
MCKRDY3Master Clock Status
LOCKB2PLLB Lock Status
LOCKA1PLLA Lock Status
MOSCXTS0Main Crystal Oscillator Status

PMC_IMRInterrupt Mask Register

Address
0x4000C06C
Reset
0x00000000
Access
read only
Size
32-bit
13 fields
FieldBitsWhat it does
CPUMON23CPU Clock Monitor Error Interrupt Mask
EXT32KERR2132.768 kHz Crystal Oscillator Error Interrupt Mask
CFDEV18Clock Failure Detector Event Interrupt Mask
MOSCRCS17Main RC Status Interrupt Mask
MOSCSELS16Main Clock Source Oscillator Selection Status Interrupt Mask
PCKRDY311Programmable Clock Ready 3 Interrupt Mask
PCKRDY210Programmable Clock Ready 2 Interrupt Mask
PCKRDY19Programmable Clock Ready 1 Interrupt Mask
PCKRDY08Programmable Clock Ready 0 Interrupt Mask
MCKRDY3Master Clock Ready Interrupt Mask
LOCKB2PLLB Lock Interrupt Mask
LOCKA1PLLA Lock Interrupt Mask
MOSCXTS0Main Crystal Oscillator Status Interrupt Mask

PMC_FOCRFault Output Clear Register

Address
0x4000C078
Reset
0x00000000
Access
write only
Size
32-bit
1 field
FieldBitsWhat it does
FOCLR0Fault Output Clear

PMC_PLL_CFGPLL Configuration Register

Address
0x4000C080
Reset
0x00000000
Access
read/write
Size
32-bit
6 fields
FieldBitsWhat it does
SCB29:28Internal Filter PLL - Select Internal Capaticance Value
  • 0 20 pF
  • 1 40 pF
  • 2 30 pF
  • 3 60 pF
OUTCUR_PLLB19:16PLLB Output Current
  • 0 0.5 mA
  • 1 0.75 mA
  • 2 1 mA
  • 3 1.25 mA
SRA15:14Internal Filter PLL - Select Internal Resistor Value
  • 0 24 Ohms
  • 1 6 Ohms
  • 2 3 Ohms
  • 3 12 Ohms
SCA13:12Internal Filter PLL - Select Internal Capaticance Value
  • 0 20 pF
  • 1 40 pF
  • 2 30 pF
  • 3 60 pF
OUTCUR_PLLA3:0PLLA Output Current
  • 0 0.5 mA
  • 1 0.75 mA
  • 2 1 mA
  • 3 1.25 mA
SRB31:30Internal Filter PLL - Select Internal Resistor Value
  • 0 24 Ohms
  • 1 6 Ohms
  • 2 3 Ohms
  • 3 12 Ohms

PMC_WPMRWrite Protection Mode Register

Address
0x4000C0E4
Reset
0x00000000
Access
read/write
Size
32-bit
3 fields
FieldBitsWhat it does
WPITEN1Write Protection Interrupt Enable
WPEN0Write Protection Enable
WPKEY31:8Write Protection Key
  • 5262659 Writing any other value in this field aborts the write operation of the WPEN bit. Always reads as 0.

PMC_WPSRWrite Protection Status Register

Address
0x4000C0E8
Reset
0x00000000
Access
read only
Size
32-bit
2 fields
FieldBitsWhat it does
WPVSRC23:8Write Protection Violation Source
WPVS0Write Protection Violation Status

PMC_PCRPeripheral Control Register

Address
0x4000C10C
Reset
0x00000000
Access
read/write
Size
32-bit
6 fields
FieldBitsWhat it does
GCLKEN29Generic Clock Enable
EN28Enable
GCLKDIV27:20Generic Clock Division Ratio
CMD12Command
GCLKCSS10:8Generic Clock Source Selection
  • 0 MD_SLCK is selected
  • 1 MAINCK is selected
  • 2 PLLACK is selected
  • 3 PLLBCK is selected
  • 4 MCK is selected
  • 5 RC2 is selected
PID6:0Peripheral ID

PMC_OCR1Oscillator Calibration Register

Address
0x4000C110
Reset
0x00000000
Access
read/write
Size
32-bit
8 fields
FieldBitsWhat it does
CAL1030:24Main RC Oscillator Calibration Bits for 10 MHz
SEL1023Selection of Main RC Oscillator Calibration Bits for 10 MHz
CAL1222:16Main RC Oscillator Calibration Bits for 12 MHz
SEL815Selection of Main RC Oscillator Calibration Bits for 8 MHz
CAL814:8Main RC Oscillator Calibration Bits for 8 MHz
SEL47Selection of Main RC Oscillator Calibration Bits for 4 MHz
CAL46:0Main RC Oscillator Calibration Bits for 4 MHz
SEL1231Selection of Main RC Oscillator Calibration Bits for 12 MHz

PMC_PMMRPLL Maximum Multiplier Value Register

Address
0x4000C130
Reset
0x00000000
Access
read/write
Size
32-bit
2 fields
FieldBitsWhat it does
PLLB_MMAX26:16PLLB Maximum Allowed Multiplier Value
PLLA_MMAX10:0PLLA Maximum Allowed Multiplier Value

PMC_CPULIMCPU Monitor Limits Register

Address
0x4000C160
Reset
0x00000000
Access
read/write
Size
32-bit
4 fields
FieldBitsWhat it does
CPU_LOW_RES23:16CPU Monitoring Low RESET Limit
CPU_HIGH_IT15:8CPU Monitoring High IT Limit
CPU_LOW_IT7:0CPU Monitoring Low IT Limit
CPU_HIGH_RES31:24CPU Monitoring High Reset Limit

PMC_CSR0Peripheral Clock Status Register 0

Address
0x4000C170
Reset
0x00000000
Access
read only
Size
32-bit
32 fields
FieldBitsWhat it does
PID3030Peripheral Clock 30 Status
PID2929Peripheral Clock 29 Status
PID2828Peripheral Clock 28 Status
PID2727Peripheral Clock 27 Status
PID2626Peripheral Clock 26 Status
PID2525Peripheral Clock 25 Status
PID2424Peripheral Clock 24 Status
PID2323Peripheral Clock 23 Status
PID2222Peripheral Clock 22 Status
PID2121Peripheral Clock 21 Status
PID2020Peripheral Clock 20 Status
PID1919Peripheral Clock 19 Status
PID1818Peripheral Clock 18 Status
PID1717Peripheral Clock 17 Status
PID1616Peripheral Clock 16 Status
PID1515Peripheral Clock 15 Status
PID1414Peripheral Clock 14 Status
PID1313Peripheral Clock 13 Status
PID1212Peripheral Clock 12 Status
PID1111Peripheral Clock 11 Status
PID1010Peripheral Clock 10 Status
PID99Peripheral Clock 9 Status
PID88Peripheral Clock 8 Status
PID77Peripheral Clock 7 Status
PID66Peripheral Clock 6 Status
PID55Peripheral Clock 5 Status
PID44Peripheral Clock 4 Status
PID33Peripheral Clock 3 Status
PID22Peripheral Clock 2 Status
PID11Peripheral Clock 1 Status
PID00Peripheral Clock 0 Status
PID3131Peripheral Clock 31 Status

PMC_CSR1Peripheral Clock Status Register 1

Address
0x4000C174
Reset
0x00000000
Access
read only
Size
32-bit
32 fields
FieldBitsWhat it does
PID6230Peripheral Clock 62 Status
PID6129Peripheral Clock 61 Status
PID6028Peripheral Clock 60 Status
PID5927Peripheral Clock 59 Status
PID5826Peripheral Clock 58 Status
PID5725Peripheral Clock 57 Status
PID5624Peripheral Clock 56 Status
PID5523Peripheral Clock 55 Status
PID5422Peripheral Clock 54 Status
PID5321Peripheral Clock 53 Status
PID5220Peripheral Clock 52 Status
PID5119Peripheral Clock 51 Status
PID5018Peripheral Clock 50 Status
PID4917Peripheral Clock 49 Status
PID4816Peripheral Clock 48 Status
PID4715Peripheral Clock 47 Status
PID4614Peripheral Clock 46 Status
PID4513Peripheral Clock 45 Status
PID4412Peripheral Clock 44 Status
PID4311Peripheral Clock 43 Status
PID4210Peripheral Clock 42 Status
PID419Peripheral Clock 41 Status
PID408Peripheral Clock 40 Status
PID397Peripheral Clock 39 Status
PID386Peripheral Clock 38 Status
PID375Peripheral Clock 37 Status
PID364Peripheral Clock 36 Status
PID353Peripheral Clock 35 Status
PID342Peripheral Clock 34 Status
PID331Peripheral Clock 33 Status
PID320Peripheral Clock 32 Status
PID6331Peripheral Clock 63 Status

PMC_CSR2Peripheral Clock Status Register 2

Address
0x4000C178
Reset
0x00000000
Access
read only
Size
32-bit
32 fields
FieldBitsWhat it does
PID9430Peripheral Clock 94 Status
PID9329Peripheral Clock 93 Status
PID9228Peripheral Clock 92 Status
PID9127Peripheral Clock 91 Status
PID9026Peripheral Clock 90 Status
PID8925Peripheral Clock 89 Status
PID8824Peripheral Clock 88 Status
PID8723Peripheral Clock 87 Status
PID8622Peripheral Clock 86 Status
PID8521Peripheral Clock 85 Status
PID8420Peripheral Clock 84 Status
PID8319Peripheral Clock 83 Status
PID8218Peripheral Clock 82 Status
PID8117Peripheral Clock 81 Status
PID8016Peripheral Clock 80 Status
PID7915Peripheral Clock 79 Status
PID7814Peripheral Clock 78 Status
PID7713Peripheral Clock 77 Status
PID7612Peripheral Clock 76 Status
PID7511Peripheral Clock 75 Status
PID7410Peripheral Clock 74 Status
PID739Peripheral Clock 73 Status
PID728Peripheral Clock 72 Status
PID717Peripheral Clock 71 Status
PID706Peripheral Clock 70 Status
PID695Peripheral Clock 69 Status
PID684Peripheral Clock 68 Status
PID673Peripheral Clock 67 Status
PID662Peripheral Clock 66 Status
PID651Peripheral Clock 65 Status
PID640Peripheral Clock 64 Status
PID9531Peripheral Clock 95 Status

PMC_CSR3Peripheral Clock Status Register 3

Address
0x4000C17C
Reset
0x00000000
Access
read only
Size
32-bit
32 fields
FieldBitsWhat it does
PID12630Peripheral Clock 126 Status
PID12529Peripheral Clock 125 Status
PID12428Peripheral Clock 124 Status
PID12327Peripheral Clock 123 Status
PID12226Peripheral Clock 122 Status
PID12125Peripheral Clock 121 Status
PID12024Peripheral Clock 120 Status
PID11923Peripheral Clock 119 Status
PID11822Peripheral Clock 118 Status
PID11721Peripheral Clock 117 Status
PID11620Peripheral Clock 116 Status
PID11519Peripheral Clock 115 Status
PID11418Peripheral Clock 114 Status
PID11317Peripheral Clock 113 Status
PID11216Peripheral Clock 112 Status
PID11115Peripheral Clock 111 Status
PID11014Peripheral Clock 110 Status
PID10913Peripheral Clock 109 Status
PID10812Peripheral Clock 108 Status
PID10711Peripheral Clock 107 Status
PID10610Peripheral Clock 106 Status
PID1059Peripheral Clock 105 Status
PID1048Peripheral Clock 104 Status
PID1037Peripheral Clock 103 Status
PID1026Peripheral Clock 102 Status
PID1015Peripheral Clock 101 Status
PID1004Peripheral Clock 100 Status
PID993Peripheral Clock 99 Status
PID982Peripheral Clock 98 Status
PID971Peripheral Clock 97 Status
PID960Peripheral Clock 96 Status
PID12731Peripheral Clock 127 Status

PMC_GCSR0Generic Clock Status Register 0

Address
0x4000C190
Reset
0x00000000
Access
read only
Size
32-bit
32 fields
FieldBitsWhat it does
GPID3030Generic Clock 30 Status
GPID2929Generic Clock 29 Status
GPID2828Generic Clock 28 Status
GPID2727Generic Clock 27 Status
GPID2626Generic Clock 26 Status
GPID2525Generic Clock 25 Status
GPID2424Generic Clock 24 Status
GPID2323Generic Clock 23 Status
GPID2222Generic Clock 22 Status
GPID2121Generic Clock 21 Status
GPID2020Generic Clock 20 Status
GPID1919Generic Clock 19 Status
GPID1818Generic Clock 18 Status
GPID1717Generic Clock 17 Status
GPID1616Generic Clock 16 Status
GPID1515Generic Clock 15 Status
GPID1414Generic Clock 14 Status
GPID1313Generic Clock 13 Status
GPID1212Generic Clock 12 Status
GPID1111Generic Clock 11 Status
GPID1010Generic Clock 10 Status
GPID99Generic Clock 9 Status
GPID88Generic Clock 8 Status
GPID77Generic Clock 7 Status
GPID66Generic Clock 6 Status
GPID55Generic Clock 5 Status
GPID44Generic Clock 4 Status
GPID33Generic Clock 3 Status
GPID22Generic Clock 2 Status
GPID11Generic Clock 1 Status
GPID00Generic Clock 0 Status
GPID3131Generic Clock 31 Status

PMC_GCSR1Generic Clock Status Register 1

Address
0x4000C194
Reset
0x00000000
Access
read only
Size
32-bit
32 fields
FieldBitsWhat it does
GPID6230Generic Clock 62 Status
GPID6129Generic Clock 61 Status
GPID6028Generic Clock 60 Status
GPID5927Generic Clock 59 Status
GPID5826Generic Clock 58 Status
GPID5725Generic Clock 57 Status
GPID5624Generic Clock 56 Status
GPID5523Generic Clock 55 Status
GPID5422Generic Clock 54 Status
GPID5321Generic Clock 53 Status
GPID5220Generic Clock 52 Status
GPID5119Generic Clock 51 Status
GPID5018Generic Clock 50 Status
GPID4917Generic Clock 49 Status
GPID4816Generic Clock 48 Status
GPID4715Generic Clock 47 Status
GPID4614Generic Clock 46 Status
GPID4513Generic Clock 45 Status
GPID4412Generic Clock 44 Status
GPID4311Generic Clock 43 Status
GPID4210Generic Clock 42 Status
GPID419Generic Clock 41 Status
GPID408Generic Clock 40 Status
GPID397Generic Clock 39 Status
GPID386Generic Clock 38 Status
GPID375Generic Clock 37 Status
GPID364Generic Clock 36 Status
GPID353Generic Clock 35 Status
GPID342Generic Clock 34 Status
GPID331Generic Clock 33 Status
GPID320Generic Clock 32 Status
GPID6331Generic Clock 63 Status

PMC_GCSR2Generic Clock Status Register 2

Address
0x4000C198
Reset
0x00000000
Access
read only
Size
32-bit
32 fields
FieldBitsWhat it does
GPID9430Generic Clock 94 Status
GPID9329Generic Clock 93 Status
GPID9228Generic Clock 92 Status
GPID9127Generic Clock 91 Status
GPID9026Generic Clock 90 Status
GPID8925Generic Clock 89 Status
GPID8824Generic Clock 88 Status
GPID8723Generic Clock 87 Status
GPID8622Generic Clock 86 Status
GPID8521Generic Clock 85 Status
GPID8420Generic Clock 84 Status
GPID8319Generic Clock 83 Status
GPID8218Generic Clock 82 Status
GPID8117Generic Clock 81 Status
GPID8016Generic Clock 80 Status
GPID7915Generic Clock 79 Status
GPID7814Generic Clock 78 Status
GPID7713Generic Clock 77 Status
GPID7612Generic Clock 76 Status
GPID7511Generic Clock 75 Status
GPID7410Generic Clock 74 Status
GPID739Generic Clock 73 Status
GPID728Generic Clock 72 Status
GPID717Generic Clock 71 Status
GPID706Generic Clock 70 Status
GPID695Generic Clock 69 Status
GPID684Generic Clock 68 Status
GPID673Generic Clock 67 Status
GPID662Generic Clock 66 Status
GPID651Generic Clock 65 Status
GPID640Generic Clock 64 Status
GPID9531Generic Clock 95 Status

PMC_GCSR3Generic Clock Status Register 3

Address
0x4000C19C
Reset
0x00000000
Access
read only
Size
32-bit
31 fields
FieldBitsWhat it does
GPID12630Generic Clock 126 Status
GPID12529Generic Clock 125 Status
GPID12428Generic Clock 124 Status
GPID12327Generic Clock 123 Status
GPID12226:25Generic Clock 122 Status
GPID12024Generic Clock 120 Status
GPID11923Generic Clock 119 Status
GPID11822Generic Clock 118 Status
GPID11721Generic Clock 117 Status
GPID11620Generic Clock 116 Status
GPID11519Generic Clock 115 Status
GPID11418Generic Clock 114 Status
GPID11317Generic Clock 113 Status
GPID11216Generic Clock 112 Status
GPID11115Generic Clock 111 Status
GPID11014Generic Clock 110 Status
GPID10913Generic Clock 109 Status
GPID10812Generic Clock 108 Status
GPID10711Generic Clock 107 Status
GPID10610Generic Clock 106 Status
GPID1059Generic Clock 105 Status
GPID1048Generic Clock 104 Status
GPID1037Generic Clock 103 Status
GPID1026Generic Clock 102 Status
GPID1015Generic Clock 101 Status
GPID1004Generic Clock 100 Status
GPID993Generic Clock 99 Status
GPID982Generic Clock 98 Status
GPID971Generic Clock 97 Status
GPID960Generic Clock 96 Status
GPID12731Generic Clock 127 Status

PMC_OSC2Oscillator Control Register 2

Address
0x4000C1B0
Reset
0x00000000
Access
read/write
Size
32-bit
4 fields
FieldBitsWhat it does
KEY23:16Register Write Access Password
  • 55 Writing any other value in this field aborts the write operation.Always reads as 0.
EN_WR_CALIB8Enable Calibration Register Write
OSCRCF5:42nd Oscillator Frequency Selection
  • 0 The 2nd RC oscillator frequency is at 4 MHZ
  • 1 The 2nd RC oscillator frequency is at 8 MHZ
  • 2 The 2nd RC oscillator frequency is at 10 MHZ
  • 3 The 2nd RC oscillator frequency is at 12 MHZ
EN0Enable

PMC_OCR2Oscillator Calibration Register 2

Address
0x4000C1B4
Reset
0x00000000
Access
read/write
Size
32-bit
8 fields
FieldBitsWhat it does
CAL1030:24Main RC Oscillator Calibration Bits for 10 MHz
SEL1223Selection of Main RC Oscillator Calibration Bits for 12 MHz
CAL1222:16Main RC Oscillator Calibration Bits for 12 MHz
SEL815Selection of Main RC Oscillator Calibration Bits for 8 MHz
CAL814:8Main RC Oscillator Calibration Bits for 8 MHz
SEL47Selection of Main RC Oscillator Calibration Bits for 4 MHz
CAL46:0Main RC Oscillator Calibration Bits for 4 MHz
SEL1031Selection of Main RC Oscillator Calibration Bits for 10 MHz