mc9s12xd256 Freescale Semiconductor, Inc, mc9s12xd256 Datasheet - Page 352

• Manufacturer Part Number: mc9s12xd256
• Description: Hcs12x Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

Chapter 7 Enhanced Capture Timer (S12ECT16B8CV2)
352
Bus Clock
P0
P1
P2
P3
P4
P5
P6
P7
Timer Prescaler
Pin Logic
Pin Logic
Pin Logic
Pin Logic
Pin Logic
Pin Logic
Pin Logic
Pin Logic
1, 2,3, ..., 256
Figure 7-66. Detailed Timer Block Diagram in Latch Mode when PRNT = 1
EDG0
EDG1
EDG2
EDG3
SH04
SH15
EDG5
EDG6
EDG4
EDG7
SH37
8, 12, 16, ..., 1024
8, 12, 16, ..., 1024
8, 12, 16, ..., 1024
8, 12, 16, ..., 1024
SH26
Counter
Counter
Counter
Counter
Delay
Delay
Delay
Delay
MUX
MUX
MUX
MUX
MC9S12XDP512 Data Sheet, Rev. 2.17
16 BIT MAIN TIMER
16-Bit Free-Running
EDG0
EDG1
EDG2
EDG3
Main Timer
TC0 Capture/Compare Reg.
TC1 Capture/Compare Reg.
TC2 Capture/Compare Reg.
TC3 Capture/Compare Reg.
TC4 Capture/Compare Reg.
TC5 Capture/Compare Reg.
TC6 Capture/Compare Reg.
TC7 Capture/Compare Reg.
Bus Clock
TC0H Hold Reg.
TC1H Hold Reg.
TC2H Hold Reg.
TC3H Hold Reg.
Comparator
Comparator
Comparator
Comparator
Comparator
Comparator
Comparator
Comparator
Modulus Prescaler
1, 2,3, ..., 256
ICLAT, LATQ, BUFEN
to Modulus Counter
(Force Latch)
Write 0x0000
PA0H Hold Reg.
PA1H Hold Reg.
PA2H Hold Reg.
PA3H Hold Reg.
PAC0
PAC1
PAC2
PAC3
16-Bit Load Register
0
0
0
0
Freescale Semiconductor
(MDC Latch Enable)
16-Bit Modulus
Down Counter
RESET
RESET
RESET
RESET
LATQ