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16.6.2
MCU ID Register 2 (SIU_MIDR2)
The MCU ID Register 2 contains additional configuration information about the device.
SIU_BASE + 0x0
0
1
Function
S_F
1
S_F
1
16
17
Function
PART_NUMBER (ASCII Character)
0
1
1
S_F set with metal option
Bit
Name
0
S_F
1–4
FLASH_SIZE_1
5–8
FLASH_SIZE_2
19–10
TEMP_RANGE
11
12–13
MAX_FREQ
14
15
SUPPLY
16–23
PART_NUMBER Contain the ASCII representation of the character that indicates the product
24–26
27
EE
28–30
31
FR
Freescale Semiconductor
2
3
4
5
FLASH_SIZE_1
FLASH_SIZE_2
0
0
0
0
8
18
19
20
21
22
0
0
0
0
A = 0x41
Figure 16-2. MCU ID Register 2 (SIU_MIDR2)
Table 16-3. SIU_MIDR2 field description
Identifies the manufacturer
0: FSL
Define major Flash memory size (see
Define Flash memory size, small granularity (see
Define maximum operating range
—
Reserved for future enhancements
Define maximum device speed
—
Reserved for future enhancements
Defines if the part is 5 V or 3 V
1: 3 V
0: 5 V
family.
—
Reserved for future enhancements
Indicates if Data Flash is present
1: Data Flash present
0: Data Flash not present
—
Reserved for future enhancements
Indicates if Data FlexRay is present
1: FlexRay present
0: FlexRay not present
MPC5644A Microcontroller Reference Manual, Rev. 6
6
7
8
9
10
TEMP_
RANGE
0
0
0
1
1
0
23
24
25
26
Res.
0
1
0
0
0
Description
Table 16-4
System Integration Unit (SIU)
11
12
13
14
15
MAX_
SUP
Res.
Res.
FREQ
PLY
0
1
1
0
0
27
28
29
30
31
EE
Res.
FR
0
0
0
0
1
for details)
Table 16-5
for details)
387
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