MC9S12A128 MOTOROLA [Motorola, Inc], MC9S12A128 Datasheet - Page 22

• Manufacturer Part Number: MC9S12A128
• Description: Microcontroller unit (MCU)
• Manufacturer: MOTOROLA [Motorola, Inc]

MC9S12A128 Device Guide — V01.01
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.
part ID number.
The device memory sizes are located in two 8-bit registers MEMSIZ0 and MEMSIZ1 (addresses $001C
and $001D after reset).
User Guide (Motorola document order number HCS12COREUG/D) for further details.
22
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
MC9S12A128
Table 1-3
Device
Table 1-2 Assigned Part ID Numbers
Table 1-3 Memory Size Registers
shows the read-only values of these registers. Refer to the HCS12 Core
Register name
MEMSIZ0
MEMSIZ1
Mask Set Number
0L85D
Value
$13
$80
Table 1-2
Part ID
$0100
1
shows the assigned