Datasheet

Detailed Register Address Map
MC9S12G Family Reference Manual, Rev.1.23
Freescale Semiconductor 1251
0x001A–0x001B Device ID Register (PARTIDH/PARTIDL)
Address Name Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
0x001A PARTIDH
R PARTIDH
W
0x001B PARTIDL
R PARTIDL
W
0x001C–0x001F Port Integration Module (PIM) Map 3 of 6
Address Name Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
0x001C ECLKCTL
R
NECLK NCLKX2 DIV16 EDIV4 EDIV3 EDIV2 EDIV1 EDIV0
W
0x001D Reserved
R00000000
W
0x001E IRQCR
R
IRQE IRQEN
000000
W
0x001F Reserved
R00000000
W
0x0020–0x002F Debug Module (DBG)
Address Name Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
0x0020 DBGC1
R
ARM
00
BDM DBGBRK
0
COMRV
W TRIG
0x0021 DBGSR
R TBF 0 0 0 0 SSF2 SSF1 SSF0
W
0x0022 DBGTCR
R0
TSOURCE
00
TRCMOD
0
TALIGN
W
0x0023 DBGC2
R000000
ABCM
W
0x0024 DBGTBH
R Bit 15 Bit 14 Bit 13 Bit 12 Bit 11 Bit 10 Bit 9 Bit 8
W
0x0025 DBGTBL
R Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
W
0x0026 DBGCNT
R
1
TBF 0 CNT
W
0x0027
DBGSCRX
R0 0 0 0
SC3 SC2 SC1 SC0
W
DBGMFR
R 0 0 0 0 0 MC2 MC1 MC0
W
0x0028
DBGACTL
R
SZE SZ TAG BRK RW RWE NDB COMPE
W
DBGBCTL
R
SZE SZ TAG BRK RW RWE
0
COMPE
W
DBGCCTL
R0 0
TAG BRK RW RWE
0
COMPE
W