mcf51jf128 Freescale Semiconductor, Inc, mcf51jf128 Datasheet - Page 324

• Manufacturer Part Number: mcf51jf128
• Description: Mcf51jf128 Reference Manual
• Manufacturer: Freescale Semiconductor, Inc

Memory Map and Registers
13.2.37 Unique Identification Register (SIM_UIDL1)
The following Reset row refers to Chip POR. Only that type of reset, or any reset type
that triggers Chip POR, affects this register. Other reset types do not affect this register.
Address: SIM_UIDL1 is FFFF_80C0h base + 32h offset = FFFF_80F2h
* Notes:
•
13.2.38 Unique Identification Register (SIM_UIDL0)
The following Reset row refers to Chip POR. Only that type of reset, or any reset type
that triggers Chip POR, affects this register. Other reset types do not affect this register.
Address: SIM_UIDL0 is FFFF_80C0h base + 33h offset = FFFF_80F3h
* Notes:
•
324
x = Undefined at reset.
x = Undefined at reset.
UID[15:8]
UID[7:0]
Reset
Field
Reset
Field
Read
7–0
Read
7–0
Write
Write
Bit
Bit
Unique identification
Provides unique identification for the device. These bits are set by the IFR bits.
Unique identification
Provides unique identification for the device. These bits are set by the IFR bits.
x*
x*
7
7
x*
x*
6
6
MCF51JF128 Reference Manual, Rev. 2, 03/2011
SIM_UIDL1 field descriptions
SIM_UIDL0 field descriptions
x*
x*
5
5
Preliminary
x*
x*
4
4
UID[15:8]
UID[7:0]
Description
Description
x*
x*
3
3
x*
x*
2
2
Freescale Semiconductor, Inc.
x*
x*
1
1
x*
x*
0
0