UICR — User information configuration registers

The user information configuration registers (UICRs) are non-volatile memory (NVM) registers for configuring user-specific settings.

For information on writing UICR registers, see the NVMC — Non-volatile memory controller and Memory chapters.

Registers

Instances

InstanceBase addressDescription
UICR0x10001000

User information configuration

Register overview

RegisterOffsetDescription
UNUSED00x000

UNUSED10x004

UNUSED20x008

UNUSED30x010

NRFFW[0]0x014

Reserved for Nordic firmware design

NRFFW[1]0x018

Reserved for Nordic firmware design

NRFFW[2]0x01C

Reserved for Nordic firmware design

NRFFW[3]0x020

Reserved for Nordic firmware design

NRFFW[4]0x024

Reserved for Nordic firmware design

NRFFW[5]0x028

Reserved for Nordic firmware design

NRFFW[6]0x02C

Reserved for Nordic firmware design

NRFFW[7]0x030

Reserved for Nordic firmware design

NRFFW[8]0x034

Reserved for Nordic firmware design

NRFFW[9]0x038

Reserved for Nordic firmware design

NRFFW[10]0x03C

Reserved for Nordic firmware design

NRFFW[11]0x040

Reserved for Nordic firmware design

NRFFW[12]0x044

Reserved for Nordic firmware design

NRFHW[0]0x050

Reserved for Nordic hardware design

NRFHW[1]0x054

Reserved for Nordic hardware design

NRFHW[2]0x058

Reserved for Nordic hardware design

NRFHW[3]0x05C

Reserved for Nordic hardware design

NRFHW[4]0x060

Reserved for Nordic hardware design

NRFHW[5]0x064

Reserved for Nordic hardware design

NRFHW[6]0x068

Reserved for Nordic hardware design

NRFHW[7]0x06C

Reserved for Nordic hardware design

NRFHW[8]0x070

Reserved for Nordic hardware design

NRFHW[9]0x074

Reserved for Nordic hardware design

NRFHW[10]0x078

Reserved for Nordic hardware design

NRFHW[11]0x07C

Reserved for Nordic hardware design

CUSTOMER[0]0x080

Reserved for customer

CUSTOMER[1]0x084

Reserved for customer

CUSTOMER[2]0x088

Reserved for customer

CUSTOMER[3]0x08C

Reserved for customer

CUSTOMER[4]0x090

Reserved for customer

CUSTOMER[5]0x094

Reserved for customer

CUSTOMER[6]0x098

Reserved for customer

CUSTOMER[7]0x09C

Reserved for customer

CUSTOMER[8]0x0A0

Reserved for customer

CUSTOMER[9]0x0A4

Reserved for customer

CUSTOMER[10]0x0A8

Reserved for customer

CUSTOMER[11]0x0AC

Reserved for customer

CUSTOMER[12]0x0B0

Reserved for customer

CUSTOMER[13]0x0B4

Reserved for customer

CUSTOMER[14]0x0B8

Reserved for customer

CUSTOMER[15]0x0BC

Reserved for customer

CUSTOMER[16]0x0C0

Reserved for customer

CUSTOMER[17]0x0C4

Reserved for customer

CUSTOMER[18]0x0C8

Reserved for customer

CUSTOMER[19]0x0CC

Reserved for customer

CUSTOMER[20]0x0D0

Reserved for customer

CUSTOMER[21]0x0D4

Reserved for customer

CUSTOMER[22]0x0D8

Reserved for customer

CUSTOMER[23]0x0DC

Reserved for customer

CUSTOMER[24]0x0E0

Reserved for customer

CUSTOMER[25]0x0E4

Reserved for customer

CUSTOMER[26]0x0E8

Reserved for customer

CUSTOMER[27]0x0EC

Reserved for customer

CUSTOMER[28]0x0F0

Reserved for customer

CUSTOMER[29]0x0F4

Reserved for customer

CUSTOMER[30]0x0F8

Reserved for customer

CUSTOMER[31]0x0FC

Reserved for customer

PSELRESET[0]0x200

Mapping of the nRESET function (see POWER chapter for details)

PSELRESET[1]0x204

Mapping of the nRESET function (see POWER chapter for details)

APPROTECT0x208

Access port protection

DEBUGCTRL0x210

Processor debug control

REGOUT00x304

Output voltage from REG0 regulator stage. The maximum output voltage from this stage is given as VDDH - V_VDDH-VDD.

UNUSED0

Address offset: 0x000

Bit number313029282726252423222120191817161514131211109876543210
ID
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription

UNUSED1

Address offset: 0x004

Bit number313029282726252423222120191817161514131211109876543210
ID
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription

UNUSED2

Address offset: 0x008

Bit number313029282726252423222120191817161514131211109876543210
ID
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription

UNUSED3

Address offset: 0x010

Bit number313029282726252423222120191817161514131211109876543210
ID
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription

NRFFW[0]

Address offset: 0x014

Reserved for Nordic firmware design

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

NRFFW

Reserved for Nordic firmware design

NRFFW[1]

Address offset: 0x018

Reserved for Nordic firmware design

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

NRFFW

Reserved for Nordic firmware design

NRFFW[2]

Address offset: 0x01C

Reserved for Nordic firmware design

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

NRFFW

Reserved for Nordic firmware design

NRFFW[3]

Address offset: 0x020

Reserved for Nordic firmware design

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

NRFFW

Reserved for Nordic firmware design

NRFFW[4]

Address offset: 0x024

Reserved for Nordic firmware design

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

NRFFW

Reserved for Nordic firmware design

NRFFW[5]

Address offset: 0x028

Reserved for Nordic firmware design

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

NRFFW

Reserved for Nordic firmware design

NRFFW[6]

Address offset: 0x02C

Reserved for Nordic firmware design

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

NRFFW

Reserved for Nordic firmware design

NRFFW[7]

Address offset: 0x030

Reserved for Nordic firmware design

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

NRFFW

Reserved for Nordic firmware design

NRFFW[8]

Address offset: 0x034

Reserved for Nordic firmware design

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

NRFFW

Reserved for Nordic firmware design

NRFFW[9]

Address offset: 0x038

Reserved for Nordic firmware design

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

NRFFW

Reserved for Nordic firmware design

NRFFW[10]

Address offset: 0x03C

Reserved for Nordic firmware design

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

NRFFW

Reserved for Nordic firmware design

NRFFW[11]

Address offset: 0x040

Reserved for Nordic firmware design

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

NRFFW

Reserved for Nordic firmware design

NRFFW[12]

Address offset: 0x044

Reserved for Nordic firmware design

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

NRFFW

Reserved for Nordic firmware design

NRFHW[0]

Address offset: 0x050

Reserved for Nordic hardware design

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

NRFHW

Reserved for Nordic hardware design

NRFHW[1]

Address offset: 0x054

Reserved for Nordic hardware design

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

NRFHW

Reserved for Nordic hardware design

NRFHW[2]

Address offset: 0x058

Reserved for Nordic hardware design

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

NRFHW

Reserved for Nordic hardware design

NRFHW[3]

Address offset: 0x05C

Reserved for Nordic hardware design

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

NRFHW

Reserved for Nordic hardware design

NRFHW[4]

Address offset: 0x060

Reserved for Nordic hardware design

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

NRFHW

Reserved for Nordic hardware design

NRFHW[5]

Address offset: 0x064

Reserved for Nordic hardware design

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

NRFHW

Reserved for Nordic hardware design

NRFHW[6]

Address offset: 0x068

Reserved for Nordic hardware design

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

NRFHW

Reserved for Nordic hardware design

NRFHW[7]

Address offset: 0x06C

Reserved for Nordic hardware design

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

NRFHW

Reserved for Nordic hardware design

NRFHW[8]

Address offset: 0x070

Reserved for Nordic hardware design

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

NRFHW

Reserved for Nordic hardware design

NRFHW[9]

Address offset: 0x074

Reserved for Nordic hardware design

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

NRFHW

Reserved for Nordic hardware design

NRFHW[10]

Address offset: 0x078

Reserved for Nordic hardware design

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

NRFHW

Reserved for Nordic hardware design

NRFHW[11]

Address offset: 0x07C

Reserved for Nordic hardware design

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

NRFHW

Reserved for Nordic hardware design

CUSTOMER[0]

Address offset: 0x080

Reserved for customer

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

CUSTOMER

Reserved for customer

CUSTOMER[1]

Address offset: 0x084

Reserved for customer

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

CUSTOMER

Reserved for customer

CUSTOMER[2]

Address offset: 0x088

Reserved for customer

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

CUSTOMER

Reserved for customer

CUSTOMER[3]

Address offset: 0x08C

Reserved for customer

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

CUSTOMER

Reserved for customer

CUSTOMER[4]

Address offset: 0x090

Reserved for customer

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

CUSTOMER

Reserved for customer

CUSTOMER[5]

Address offset: 0x094

Reserved for customer

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

CUSTOMER

Reserved for customer

CUSTOMER[6]

Address offset: 0x098

Reserved for customer

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

CUSTOMER

Reserved for customer

CUSTOMER[7]

Address offset: 0x09C

Reserved for customer

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

CUSTOMER

Reserved for customer

CUSTOMER[8]

Address offset: 0x0A0

Reserved for customer

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

CUSTOMER

Reserved for customer

CUSTOMER[9]

Address offset: 0x0A4

Reserved for customer

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

CUSTOMER

Reserved for customer

CUSTOMER[10]

Address offset: 0x0A8

Reserved for customer

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

CUSTOMER

Reserved for customer

CUSTOMER[11]

Address offset: 0x0AC

Reserved for customer

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

CUSTOMER

Reserved for customer

CUSTOMER[12]

Address offset: 0x0B0

Reserved for customer

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

CUSTOMER

Reserved for customer

CUSTOMER[13]

Address offset: 0x0B4

Reserved for customer

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

CUSTOMER

Reserved for customer

CUSTOMER[14]

Address offset: 0x0B8

Reserved for customer

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

CUSTOMER

Reserved for customer

CUSTOMER[15]

Address offset: 0x0BC

Reserved for customer

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

CUSTOMER

Reserved for customer

CUSTOMER[16]

Address offset: 0x0C0

Reserved for customer

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

CUSTOMER

Reserved for customer

CUSTOMER[17]

Address offset: 0x0C4

Reserved for customer

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

CUSTOMER

Reserved for customer

CUSTOMER[18]

Address offset: 0x0C8

Reserved for customer

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

CUSTOMER

Reserved for customer

CUSTOMER[19]

Address offset: 0x0CC

Reserved for customer

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

CUSTOMER

Reserved for customer

CUSTOMER[20]

Address offset: 0x0D0

Reserved for customer

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

CUSTOMER

Reserved for customer

CUSTOMER[21]

Address offset: 0x0D4

Reserved for customer

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

CUSTOMER

Reserved for customer

CUSTOMER[22]

Address offset: 0x0D8

Reserved for customer

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

CUSTOMER

Reserved for customer

CUSTOMER[23]

Address offset: 0x0DC

Reserved for customer

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

CUSTOMER

Reserved for customer

CUSTOMER[24]

Address offset: 0x0E0

Reserved for customer

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

CUSTOMER

Reserved for customer

CUSTOMER[25]

Address offset: 0x0E4

Reserved for customer

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

CUSTOMER

Reserved for customer

CUSTOMER[26]

Address offset: 0x0E8

Reserved for customer

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

CUSTOMER

Reserved for customer

CUSTOMER[27]

Address offset: 0x0EC

Reserved for customer

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

CUSTOMER

Reserved for customer

CUSTOMER[28]

Address offset: 0x0F0

Reserved for customer

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

CUSTOMER

Reserved for customer

CUSTOMER[29]

Address offset: 0x0F4

Reserved for customer

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

CUSTOMER

Reserved for customer

CUSTOMER[30]

Address offset: 0x0F8

Reserved for customer

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

CUSTOMER

Reserved for customer

CUSTOMER[31]

Address offset: 0x0FC

Reserved for customer

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

CUSTOMER

Reserved for customer

PSELRESET[0]

Address offset: 0x200

Mapping of the nRESET function (see POWER chapter for details)

Note: All PSELRESET registers have to contain the same value for a pin mapping to be valid. If values are not the same, there will be no nRESET function exposed on a GPIO. As a result, the device will always start independently of the levels present on any of the GPIOs.
Bit number313029282726252423222120191817161514131211109876543210
IDBAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

PIN

18

GPIO pin number onto which nRESET is exposed

B

RW

CONNECT

Connection

Disconnected

1

Disconnect

Connected

0

Connect

PSELRESET[1]

Address offset: 0x204

Mapping of the nRESET function (see POWER chapter for details)

Note: All PSELRESET registers have to contain the same value for a pin mapping to be valid. If values are not the same, there will be no nRESET function exposed on a GPIO. As a result, the device will always start independently of the levels present on any of the GPIOs.
Bit number313029282726252423222120191817161514131211109876543210
IDBAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

PIN

18

GPIO pin number onto which nRESET is exposed

B

RW

CONNECT

Connection

Disconnected

1

Disconnect

Connected

0

Connect

APPROTECT

Address offset: 0x208

Access port protection

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

PALL

Enable or disable access port protection.

See Debug for more information.

Disabled

0xFF

Hardware disable of access port protection for devices where access port protection is controlled by hardware

HwDisabled

0x5A

Hardware disable of access port protection for devices where access port protection is controlled by hardware and software

Enabled

0x00

Enable

DEBUGCTRL

Address offset: 0x210

Processor debug control

Bit number313029282726252423222120191817161514131211109876543210
IDAAAAAAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

CPUFPBEN

Configure CPU flash patch and breakpoint (FPB) unit behavior

Enabled

0xFF

Enable CPU FPB unit (default behavior)

Disabled

0x00

Disable CPU FPB unit. Writes into the FPB registers will be ignored.

REGOUT0

Address offset: 0x304

Output voltage from REG0 regulator stage. The maximum output voltage from this stage is given as VDDH - V_VDDH-VDD.

Bit number313029282726252423222120191817161514131211109876543210
IDAAA
Reset 0xFFFFFFFF11111111111111111111111111111111
IDR/WFieldValue IDValueDescription
A

RW

VOUT

Output voltage from REG0 regulator stage.

1V8

0

1.8 V

2V1

1

2.1 V

2V4

2

2.4 V

2V7

3

2.7 V

3V0

4

3.0 V

3V3

5

3.3 V

DEFAULT

7

Default voltage: 1.8 V