PXN20RM Datasheet, PDF (1371/1376 Pages) Freescale Semiconductor, Inc – PXN20 Microcontroller

Memory Map
Table A-4. PXN20 Detailed Register Map (continued)
Address Offset
from Module Base
Register
Access¹ Reset Value² Section/Page
0x004C
UM1—User multiple input signature register 1
0x0050
UM2—User multiple input signature register 2
0x0054
UM3—User multiple input signature register 3
0x0058
UM4—User multiple input signature register 4
0x0048 – 0x3FFF Reserved
R/W 0x0000_0000 12.3.2.15/12-26
R/W 0x0000_0000 12.3.2.15/12-26
R/W 0x0000_0000 12.3.2.15/12-26
R/W 0x0000_0000 12.3.2.15/12-26
0xFFFF_C000
BAM
Chapter 9, Boot Assist Module (BAM)
0x3FFC
BAM reset vector—first executed address after the reset
R
—³
9.3.1/9-3
0x3000
BAM start address
R
—³
9.3.1/9-3
0x3004
Internal boot start address
R
—³
9.3.1/9-3
0x3008
External boot start address
R
—³
9.3.1/9-3
0x300C
Parallel loader/serial boot start address
R
—³
9.3.1/9-3
1 _{In this column, R/W indicates a read/write register, R indicates a read-only register, and W indicates a write-only register. Note}
that R/W registers may contain some read-only or write-only bits.
2 _{In this column, the symbol “U” indicates one or more bits in a byte are undefined at reset. See the associated description for}
more information.
3 _{Reset value is indeterminate.}
4 _{Some bits are read-only.}
5 _{See register description for reset value.}
6 _{See specific register description.}
A.3
e200z6 Core SPR Numbers
Table A-5. e200z6 Core SPR Numbers (Supervisor Mode)
Register
Description
General Registers
XER
Integer Exception Register
LR
Link Register
CTR
Count Register
GPR0–GPR31 General Purpose Registers
Special Purpose Registers
SPRG0
Special Purpose Register 0
SPRG1
Special Purpose Register 1
SPRG2
Special Purpose Register 2
SPRG3
Special Purpose Register 3
SPR (decimal)
1
8
9
N/A
272
273
274
275
Freescale Semiconductor
PXN20 Microcontroller Reference Manual, Rev. 1
A-113