mc9s12e256 Freescale Semiconductor, Inc, mc9s12e256 Datasheet - Page 432

• Manufacturer Part Number: mc9s12e256
• Description: Hcs12 Microcontrollers 16-bit Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

Chapter 13 Timer Module (TIM16B4CV1)
13.4
This section provides a complete functional description of the timer TIM16B4CV1 block. Please refer to
the detailed timer block diagram in
432
PACLK/65536
PACLK/256
Functional Description
BUS CLOCK
PAOVF
INTERRUPT
REQUEST
PR[2:1:0]
16-BIT COMPARATOR
EDG4A
16-BIT COMPARATOR
PAOVF
PAOVI
PRESCALER
TCNT(hi):TCNT(lo)
16-BIT COUNTER
CHANNEL7
CHANNEL 4
PACNT(hi):PACNT(lo)
TC4
TC7
EDG7A
EDG7B
EDG4B
16-BIT COUNTER
INTERRUPT
PAOVI
LOGIC
PACLK/65536
PAOVF
Figure 13-26. Detailed Timer Block Diagram
PACLK/256
PACLK
Figure 13-26
CLEAR COUNTER
TE
DETECT
DETECT
EDGE
MC9S12E256 Data Sheet, Rev. 1.08
EDGE
C4F
C7F
PAIF
PAI
PACLK
MUX
OM:OL4
OM:OL7
TOV4
TOV7
CLK[1:0]
as necessary.
DIVIDE-BY-64
TOF
TOI
PAMOD
PEDGE
IOC4
CxF
CxI
C4F
C7F
PAE
IOC7
INTERRUPT
LOGIC
IOC4 PIN
IOC7 PIN
LOGIC
LOGIC
DETECT
EDGE
PAIF
CHANNEL 7 OUTPUT
COMPARE
TCRE
CH. 4 CAPTURE
CH. 7 COMPARE
CH. 4 COMPARE
CH.7 CAPTURE
PA INPUT
Freescale Semiconductor
BUS CLOCK
IOC4 PIN
IOC7 PIN
TOF