HD64F2149YV datasheet(386/1075 Pages) RENESAS

Teilenummer	HD64F2149YV

Bauteilbeschribung	Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2100 Series

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Hersteller	RENESAS [Renesas Technology Corp]

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Section 12 8-Bit Timers

Rev. 3.00 Jan 18, 2006 page 358 of 1044

REJ09B0280-0300

Bit 7—Compare-Match Flag B (CMFB): Status flag indicating whether the values of TCNT and

TCORB match.

Bit 7

CMFB

Description

[Clearing conditions]

• Read CMFB when CMFB = 1, then write 0 in CMFB

• When the DTC is activated by a CMIB interrupt

(Initial value)

[Setting condition]

When TCNT = TCORB

Bit 6—Compare-match Flag A (CMFA): Status flag indicating whether the values of TCNT and

TCORA match.

Bit 6

CMFA

Description

[Clearing conditions]

• Read CMFA when CMFA = 1, then write 0 in CMFA

• When the DTC is activated by a CMIA interrupt

(Initial value)

[Setting condition]

When TCNT = TCORA

Bit 5 —Timer Overflow Flag (OVF): Status flag indicating that TCNT has overflowed (changed

from H'FF to H'00).

Bit 5

OVF

Description

[Clearing condition]

Read OVF when OVF = 1, then write 0 in OVF

(Initial value)

[Setting condition]

When TCNT overflows from H'FF to H'00

HD64F2149YV Datenblatt(PDF) 386 Page - Renesas Technology Corp