MC68HC705P9CDW FREESCALE [Freescale Semiconductor, Inc], MC68HC705P9CDW Datasheet - Page 109

• Manufacturer Part Number: MC68HC705P9CDW
• Description: Microcontrollers
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

9.7.1 Timer Control Register
MC68HC705P9 — Rev. 4.0
MOTOROLA
The timer control register (TCR) performs the following functions:
ICIE — Input Capture Interrupt Enable
OCIE — Output Compare Interrupt Enable
TOIE — Timer Overflow Interrupt Enable
Reset:
$0012
Read:
Write:
•
•
•
•
•
This read/write bit enables interrupts caused by an active signal on
the PD7/TCAP pin. Reset clears the ICIE bit.
This read/write bit enables interrupts caused by an active signal on
the TCMP pin. Reset clears the OCIE bit.
This read/write bit enables interrupts caused by a timer overflow.
Reset clears the TOIE bit.
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1 = Input capture interrupts enabled
0 = Input capture interrupts disabled
1 = Output compare interrupts enabled
0 = Output compare interrupts disabled
1 = Timer overflow interrupts enabled
0 = Timer overflow interrupts disabled
Enables input capture interrupts
Enables output compare interrupts
Enables timer overflow interrupts
Controls the active edge polarity of the TCAP signal
Controls the active level of the TCMP output
U = Unaffected
Bit 7
ICIE
0
Figure 9-10. Timer Control Register (TCR)
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OCIE
6
0
Timer
TOIE
5
0
4
0
0
3
0
0
2
0
0
IEDG
U
1
Technical Data
I/O Registers
OLVL
Bit 0
Timer
0
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