NXP Semiconductors PXN2020, Reference Manual, Page: 1275 / 1376

Memory Map
PXN20 Microcontroller Reference Manual, Rev. 1
Freescale Semiconductor A-17
0x0018 PIFR0—Protocol interrupt flag register 0 R/W 0x0000 26.5.2.11/26-23
0x001A PIFR1—Protocol interrupt flag register 1 R/W 0x0000 26.5.2.12/26-25
0x001C PIER0—Protocol interrupt enable register 0 R/W 0x0000 26.5.2.13/26-26
0x001E PIER1—Protocol interrupt enable register 1 R/W 0x0000 26.5.2.14/26-27
0x0020 CHIERFR—CHI error flag register R/W 0x0000 26.5.2.15/26-28
0x0022 MBIVEC—Message buffer interrupt vector register R 0x0000 26.5.2.16/26-30
0x0024 CASERCR—Channel A status error counter register R 0x0000 26.5.2.17/26-31
0x0026 CBSERCR—Channel B status error counter register R 0x0000 26.5.2.18/26-31
0x0028 PSR0—Protocol status register 0 R 0x0000 26.5.2.19/26-32
0x002A PSR1—Protocol status register 1 R 0x0000 26.5.2.20/26-33
0x002C PSR2—Protocol status register 2 R 0x0000 26.5.2.21/26-34
0x002E PSR3—Protocol status register 3 R/W 0x0000 26.5.2.22/26-36
0x0030 MTCTR—Macrotick counter register R 0x0000 26.5.2.23/26-37
0x0032 CYCTR—Cycle counter register R 0x0000 26.5.2.24/26-38
0x0034 SLTCTAR—Slot counter channel A register R 0x0000 26.5.2.25/26-38
0x0036 SLTCTBR—Slot counter channel B register R 0x0000 26.5.2.26/26-39
0x0038 RTCORVR—Rate correction value register R 0x0000 26.5.2.27/26-39
0x003A OFCORVR—Offset correction value register R 0x0000 26.5.2.28/26-40
0x003C CIFRR—Combined interrupt flag register R 0x0000 26.5.2.29/26-40
0x003E SYMATOR—System memory access time-out register R/W 0x0004 26.5.2.30/26-41
0x0040 SFCNTR—Sync frame counter register R 0x0000 26.5.2.31/26-42
0x0042 SFTOR—Sync frame table offset register R/W 0x0000 26.5.2.32/26-42
0x0044 SFTCCSR—Sync frame table configuration, control, status
register R/W 0x0000 26.5.2.33/26-43
0x0046 SFIDRFR—Sync frame ID rejection filter register R/W 0x0000 26.5.2.34/26-44
0x0048 SFIDAFVR—Sync frame ID acceptance filter value register R/W 0x0000 26.5.2.35/26-45
0x004A SFIDAFMR—Sync frame ID acceptance filter mask register R/W 0x0000 26.5.2.36/26-45
0x004C NMVR0—Network management vector register 0 R 0x0000 26.5.2.37/26-45
0x004E NMVR1—Network management vector register 1 R 0x0000 26.5.2.37/26-45
0x0050 NMVR2—Network management vector register 2 R 0x0000 26.5.2.37/26-45
0x0052 NMVR3—Network management vector register 3 R 0x0000 26.5.2.37/26-45
0x0054 NMVR4—Network management vector register 4 R 0x0000 26.5.2.37/26-45
Table A-4. PXN20 Detailed Register Map (continued)
Address Offset
from Module Base
Register Access
1
Reset Value
2
Section/Page