S912XHZ512F1VAG Datasheet, PDF (713/978 Pages) Freescale Semiconductor, Inc – Covers MC9S12XHZ384, MC9S12XHZ256

Bus Clock
P0
P1
P2
P3
P4
P5
P6
P7
Chapter 19 Enhanced Capture Timer (ECT16B8CV3)
÷1, 2, ..., 128
Timer
Prescaler
16-Bit Free-Running
16 BITMMaiAnINTimTIeMrER
Bus Clock
÷ 1, 4, 8, 16
Modulus
Prescaler
Pin Logic
Delay
Counter EDG0
Comparator
TC0 Capture/Compare Reg.
16-Bit Load Register
16-Bit Modulus
Down Counter
0 ^RESET
PAC0
Pin Logic
Delay
Counter EDG1
TC0H Hold Reg.
Comparator
TC1 Capture/Compare Reg.
PA0H Hold Reg.
0 ^RESET
PAC1
Pin Logic
Delay
Counter EDG2
TC1H Hold Reg.
Comparator
TC2 Capture/Compare Reg.
PA1H Hold Reg.
0 ^RESET
PAC2
Pin Logic
Delay
Counter EDG3
TC2H Hold Reg.
Comparator
TC3 Capture/Compare Reg.
PA2H Hold Reg.
0 ^RESET
PAC3
TC3H Hold Reg.
PA3H Hold Reg.
Pin Logic _EDG4
EDG0
MUX
Comparator
TC4 Capture/Compare Reg.
LATQ, BUFEN
(Queue Mode)
SH04
Pin Logic _EDG5
EDG1
MUX
SH15
Comparator
TC5 Capture/Compare Reg.
Read TC3H
Hold Reg.
Read TC2H
Hold Reg.
Pin Logic _EDG6
EDG2
MUX
Comparator
TC6 Capture/Compare Reg.
Read TC1H
Hold Reg.
SH26
Pin Logic _EDG7
EDG3
SH37
MUX
Comparator
TC7 Capture/Compare Reg.
Read TC0H
Hold Reg.
Figure 19-69. Detailed Timer Block Diagram in Queue Mode when PRNT = 0
MC9S12XHZ512 Data Sheet Rev. 1.06
Freescale Semiconductor
713