NXP Semiconductors

SL3S1005

UCODE 9xm

9.6.2 UCODE 9xm memory configuration

UCODE 9xm supports three memory configurations for EPC and USER memory selectable by customer:

1. 128-bit EPC / 752-bit USER

2. 256-bit EPC / 624-bit USER (default configuration at delivery)

3. 496-bit EPC / 384-bit USER

The Configuration word of UCODE 9xm is located in the Memory Bank ‘10’ (TID), starting at address 70h.

The EPC/USER memory configuration is done by the Configuration word bits 7Eh (MemConfig1) and 7Fh

(MemConfig0).

The configuration can be changed until a lock is performed. For details see Section 9.6.1.

MemConfig1

MemConfig0

EPC Bank size

UM Bank size

0

0

128 bit

752 bit

0

1

256 bit

624 bit

1

0

496 bit

384 bit

1

1

do not use

do not use

Table 10. UCODE 9xm memory configuration

SL3S1005

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Product data sheet

Rev. 3.1 — 12 February 2025

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