Motorola MC9S12DJ128B Manual De Usuario

MC9S12DT128B Device User Guide — V01.07

1.6 Part ID Assignments

The part ID is located in two 8-bit registers PARTIDH and PARTIDL (addresses $001A and $001B after
reset). The read-only value is a unique part ID for each revision of the chip.

Table 1-3

shows the assigned

part ID number.

The device memory sizes are located in two 8-bit registers MEMSIZ0 and MEMSIZ1 (addresses $001C
and $001D after reset).

Table 1-4

shows the read-only values of these registers. Refer to section Module

Mapping and Control (MMC) of HCS12 Core User Guide for further details.

$0360 - $03FF

Reserved

Address

Name

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

$0360 -
$03FF

Reserved

Read:

Write:

Table 1-3 Assigned Part ID Numbers

Device

Mask Set Number

Part ID

NOTES

1. The coding is as follows:
Bit 15-12: Major family identifier
Bit 11-8: Minor family identifier
Bit 7-4: Major mask set revision number including FAB transfers
Bit 3-0: Minor - non full - mask set revision

MC9S12DT128B

0L85D

$0100

MC9S12DT128B

1L85D

$0101

Table 1-4 Memory size registers

Register name

Value

MEMSIZ0

$13

MEMSIZ1

$80

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