MC9S12XD256CAL Datasheet, PDF (543/1348 Pages) Freescale Semiconductor, Inc – This specification describes the function of the clocks and reset generator (CRG).

Chapter 13 Periodic Interrupt Timer (S12PIT24B4CV1)
13.3 Memory Map and Register Definition
This section consists of register descriptions in address order. Each description includes a standard register
diagram with an associated figure number. Details of register bit and field function follow the register
diagrams, in bit order.
Register
Name
Bit 7
6
5
4
PITCFLMT R
0
PITE
PITSWAI PITFRZ
W
PITFLT
R
0
0
0
0
W
PITCE
R
0
0
0
0
W
PITMUX
R
0
0
0
0
W
PITINTE
R
0
0
0
0
W
PITTF
R
0
0
0
0
W
PITMTLD0
R
PMTLD7
W
PMTLD6
PMTLD5
PMTLD4
PITMTLD1
R
PMTLD7
W
PMTLD6
PMTLD5
PMTLD4
PITLD0 (High) R
PLD15
W
PLD14
PLD13
PLD12
PITLD0 (Low) R
W
PLD7
PLD6
PLD5
PLD4
PITCNT0 (High) R
PCNT15
W
PCNT14
PCNT13
PCNT12
PITCNT0 (Low) R
PCNT7
W
PCNT6
PCNT5
PCNT4
PITLD1 (High) R
PLD15
W
PLD14
PLD13
PLD12
= Unimplemented or Reserved
3
0
0
PFLT3
PCE3
PMUX3
PINTE3
PTF3
PMTLD3
PMTLD3
PLD11
PLD3
PCNT11
PCNT3
PLD11
2
0
0
PFLT2
PCE2
PMUX2
PINTE2
PTF2
PMTLD2
PMTLD2
PLD10
PLD2
PCNT10
PCNT2
PLD10
1
Bit 0
0
PFLMT1
0
PFLMT0
0
PFLT1
0
PFLT0
PCE1
PCE0
PMUX1 PMUX0
PINTE1 PINTE0
PTF1
PTF0
PMTLD1 PMTLD0
PMTLD1 PMTLD0
PLD9
PLD8
PLD1
PLD0
PCNT9 PCNT8
PCNT1 PCNT0
PLD9
PLD8
Figure 13-2. PIT Register Summary (Sheet 1 of 2)
MC9S12XDP512 Data Sheet, Rev. 2.21
Freescale Semiconductor
543