ATXP032 datasheet(58/113 Pages) DIALOG

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ATXP032

DS-ATXP032–114I–4-2020

12.1

Status/Control Register Byte 1

Status/Control Register Byte 1 contains the fields listed inTable 12-3. Detailed description of each bit follows

below. Note that when reading Status/Control register byte 1 while in the ultra-deep power-down state, all bits are

read as 1.

Table 12-1. Volatile Register Address Map

Address

Reserved - Reads as 0

Status/Control Register Byte 1

Status/Control Register Byte 2

Status/Control Register Byte 3

Table 12-2. Non-Volatile Register Address Map

Address

128

Reserved - Reads as 0

129

I/O Pin Drive Strength Control Register

Table 12-3. Status/Control Register Format - Byte 1

Bit (1)

Name

Type (2)

Description

SPRL

Sector Protection Registers Locked

R/W

Sector Protection Registers are unlocked (default)

Sector Protection Registers are locked.

DPDS

Deep Power-Down Status

Device is in Active or Standby Mode

Device is in Deep Power-Down Mode (3)

EPE (4)

Program/Erase Error

Erase or program operation was successful.

Erase or program error detected.

UDPDS

Ultra-Deep Power-Down Status

Device is in Active, Standby or DPD Mode

Device is in Ultra-Deep Power-Down Mode

3:2

SWP

Software Protection Status

All sectors are software unprotected (all Sector

Protection Registers are 0).

Some sectors are software protected. Read individual

Sector Protection Registers to determine which

sectors are protected.

Reserved for future use.

All sectors are software protected (all Sector

Protection Registers are 1 – default).

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