NXP Semiconductors KL25 Series - System Device Identification Register (SIM_SDID)

12.2.7 System Device Identification Register (SIM_SDID)
Address: 4004_7000h base + 1024h offset = 4004_8024h
Bit 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
R
FAMID SUBFAMID SERIESID SRAMSIZE REVID DIEID 0 PINID
W
Reset
* * * * * * * * 0 0 0 1 * * * * * * * * 0 1 0 0 1 0 0 0 * * * *
* Notes:
FAMID field: Device specific value.•
SUBFAMID field: Device specific value.•
SRAMSIZE field: Device specific value.•
REVID field: Device specific value.•
PINID field: Device specific value.•
SIM_SDID field descriptions
Field Description
31–28
FAMID
Kinetis family ID
Specifies the Kinetis family of the device.
0000 KL0x Family (low end)
0001 KL1x Family (basic)
0010 KL2x Family (USB)
0011 KL3x Family (Segment LCD)
0100 KL4x Family (USB and Segment LCD)
27–24
SUBFAMID
Kinetis Sub-Family ID
Specifies the Kinetis sub-family of the device.
0010 KLx2 Subfamily (low end)
0100 KLx4 Subfamily (basic analog)
0101 KLx5 Subfamily (advanced analog)
0110 KLx6 Subfamily (advanced analog with I2S)
23–20
SERIESID
Kinetis Series ID
Specifies the Kinetis family of the device.
0001 KL family
19–16
SRAMSIZE
System SRAM Size
Specifies the size of the System SRAM
0000 0.5 KB
0001 1 KB
0010 2 KB
0011 4 KB
0100 8 KB
0101 16 KB
Table continues on the next page...
Memory map and register definition
KL25 Sub-Family Reference Manual, Rev. 3, September 2012
202 Freescale Semiconductor, Inc.