Unique Identification Register Mid-High (Sim_Uidmh) - NXP Semiconductors MKL27Z128VFM4 Reference Manual

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Memory map and register definition
Field
31
This field is reserved.
Reserved
This read-only field is reserved and always has the value 0.
30–24
Max Address lock
MAXADDR0
This field concatenated with 13 trailing zeros indicates the first invalid address of program flash (block 0).
For example, if MAXADDR0 = 0x10, the first invalid address of program flash (block 0) is 0x0002_0000.
This would be the MAXADDR0 value for a device with 128 KB program flash in flash block 0.
23
This field is reserved.
Reserved
This read-only field is reserved and always has the value 1.
22–16
This field concatenated with leading zeros plus the value of the MAXADDR0 field indicates the first invalid
MAXADDR1
address of the second program flash block (flash block 1).
For example, if MAXADDR0 = MAXADDR1 = 0x10 the first invalid address of flash block 1 is 0x2_0000 +
0x2_0000. This would be the MAXADDR1 value for a device with 256 KB program flash memory across
two flash blocks.
Reserved
This field is reserved.
This read-only field is reserved and always has the value 0.

12.3.15 Unique Identification Register Mid-High (SIM_UIDMH)

Address: 4004_7000h base + 1058h offset = 4004_8058h
Bit
31
30
29
28
27
26
R
W
0
0
0
0
0
0
Reset
* Notes:
UID field: Device specific value.
Field
31–16
This field is reserved.
Reserved
This read-only field is reserved and always has the value 0.
UID
Unique Identification
Unique identification for the device.
166
SIM_FCFG2 field descriptions
25
24
23
22
21
20
19
18
0
0
0
0
0
0
0
0
0
SIM_UIDMH field descriptions
KL27 Sub-Family Reference Manual , Rev. 5, 01/2016
Description
17
16
15
14
13
12
11
10
0
0
*
*
*
*
*
*
Description
9
8
7
6
5
4
3
2
UID
*
*
*
*
*
*
*
*
Freescale Semiconductor, Inc.
1
0
*
*

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