H8SLASH3028F datasheet(405/923 Pages) RENESAS

部件名	H8/3028F

功能描述	Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Series

PDF	923 Pages

Scroll/Zoom	100%

制造商	RENESAS [Renesas Technology Corp]

网页	http://www.renesas.com

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405 / 923 page

Rev. 2.00, 09/03, page 375 of 890

10.1.2

Block Diagram

The 8-bit timers are divided into two groups of two channels each: group 0 comprising channels 0

and 1, and group 1 comprising channels 2 and 3. Figure 10.1 shows a block diagram of 8-bit timer

group 0.

φ/8

φ/64

φ/8192

CMIA0

CMIB0

CMIA1/CMIB1

OVI0/OVI1

Interrupt signals

TMO0

TMIO1

TCORA0

TCORB0

8TCSR0

8TCR0

TCORA1

8TCNT1

TCORB1

8TCSR1

8TCR1

TCLKA

TCLKC

8TCNT0

Legend:

TCORA: Time constant register A

TCORB: Time constant register B

8TCNT: Timer counter

8TCSR: Timer control/status register

8TCR:

Timer control register

External clock

sources

Internal clock

sources

Clock select

Control logic

Clock 1

Clock 0

Compare match A1

Compare match A0

Overflow 1

Overflow 0

Compare match B1

Compare match B0

Input capture B1

Comparator A0

Comparator A1

Comparator B0

Comparator B1

Figure 10.1 Block Diagram of 8-Bit Timer Unit (Two Channels: Group 0)

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