Thursday, 15 October 2015

ARM7(LPC2129/38) : TIMER0 AND TIMER1


Timer0 and Timer1 are functionally identical except for the peripheral base address.

FEATURES
• A 32-bit Timer/Counter with a programmable 32-bit Prescaler.
• Up to four 32-bit capture channels per timer, that can take a snapshot of the timer value when an input signal transitions. A
capture event may also optionally generate an interrupt.
• Four 32-bit match registers that allow:
- Continuous operation with optional interrupt generation on match.
- Stop timer on match with optional interrupt generation.
- Reset timer on match with optional interrupt generation.
• Up to four external outputs corresponding to match registers, with the following capabilities:
- Set low on match.
- Set high on match.
- Toggle on match.
- Do nothing on match.

APPLICATIONS
• Interval Timer for counting internal events.
• Pulse Width Demodulator via Capture inputs.
• Free running timer.

REGISTER DESCRIPTION

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