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Section 9 Timers

Rev. 7.00 Mar 10, 2005 page 316 of 652

REJ09B0042-0700

Bits 7 and 6—AEC Edge Select H

Bits 7 and 6 select rising, falling, or both edge sensing for the AEVH pin.

Bit 7

AHEGS1

Bit 6

AHEGS0 Description

0 0 Falling edge on AEVH pin is sensed (initial value)

1 Rising edge on AEVH pin is sensed

1 0 Both edges on AEVH pin are sensed

1 Use prohibited

Bits 5 and 4—AEC Edge Select L

Bits 5 and 4 select rising, falling, or both edge sensing for the AEVL pin.

Bit 5

ALEGS1

Bit 4

ALEGS0 Description

0 0 Falling edge on AEVL pin is sensed (initial value)

1 Rising edge on AEVL pin is sensed

1 0 Both edges on AEVL pin are sensed

1 Use prohibited

Bits 3 and 2—IRQAEC Edge Select

Bits 3 and 2 select rising, falling, or both edge sensing for the IRQAEC pin.

Bit 3

AIEGS1

Bit 2

AIEGS0 Description

0 0 Falling edge on IRQAEC pin is sensed (initial value)

1 Rising edge on IRQAEC pin is sensed

1 0 Both edges on IRQAEC pin are sensed

1 Use prohibited

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