US38024-BAG1 Renesas Electronics America, US38024-BAG1 Datasheet - Page 335
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US38024-BAG1
Manufacturer Part Number
US38024-BAG1
Description
DEV EVALUATION KIT H8/38024
Manufacturer
Renesas Electronics America
Series
H8®r
Type
MCUr
Datasheet
1.US38024-BAG1.pdf
(684 pages)
Specifications of US38024-BAG1
Contents
2G (Second-generation) Evaluation Board, HEW debugger support, Cable and CD-ROM
For Use With/related Products
H8/38024
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
- Current page: 335 of 684
- Download datasheet (5Mb)
9.7
9.7.1
The asynchronous event counter is incremented by external event clock or internal clock input.
Features
Features of the asynchronous event counter are given below.
• Can count asynchronous events
• Can also be used as two independent 8-bit event counter channels.
• Can be used as single-channel independent 16-bit event counter.
• Event/clock input is enabled only when IRQAEC is high or event counter PWM output
• Both edge sensing can be used for IRQAEC or event counter PWM output (IECPWM)
• When an event counter PWM is used, event clock input enabling/disabling can be performed
• External event input or a prescaler output clock can be selected by software for the ECH and
• Both edge counting is possible for AEVL and AEVH.
• Counter resetting and halting of the count-up function controllable by software
• Automatic interrupt generation on detection of event counter overflow
• Use of module standby mode enables this module to be placed in standby mode independently
Can count external events input asynchronously without regard to the operation of base clocks
φ and φ
The counter has a 16-bit configuration, enabling it to count up to 65536 (2
(IECPWM) is high.
interrupts. When the asynchronous counter is not used, independent interrupt function use is
possible.
automatically in a fixed cycle.
ECL clock sources. φ/2, φ/4, or φ/8 can be selected as the prescaler output clock.
when not used.
Asynchronous Event Counter (AEC)
Overview
SUB
.
Rev. 8.00 Mar. 09, 2010 Page 313 of 658
16
) events.
REJ09B0042-0800
Section 9 Timers
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