Datasheet

System and Peripheral Control Registers

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2.5.3.28 MasterID Enable Register (MSTIDENA)

Figure 2-99. MasterID Enable Register (MSTIDENA) (offset = 204h)

31 16

Reserved

R-0

15 4 3 0

Reserved MSTID_CHK_ENA

R-0 R/WP-5h

LEGEND: R/W = Read/Write; R = Read only; WP = Write in privileged mode only; -n = value after reset

Table 2-113. MasterID Enable Register (MSTIDENA) Field Descriptions

Bit Field Value Description

31-4 Reserved 0 Read returns 0. Writes have no effect.

3-0 MSTID_CHK_ENA MasterID Check Enable. This is a 4-bit key for enabling Master-ID check. This key must be

programmed with "1010" to enable Master-ID Check functionality.

Ah Read: the master-id check is enabled.

Write: Enable master-id check.

Others Read: the master-id check is disabled.

Write: Disable master-id check.

224

Architecture SPNU562–May 2014

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