HD6432138SW datasheet(410/1061 Pages) RENESAS

Part #	HD6432138SW

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

PDF	1061 Pages

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Manufacturer	RENESAS [Renesas Technology Corp]

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Section 13 Timer Connection [H8S/2138 Group]

Rev. 4.00 Jun 06, 2006 page 356 of 1004

REJ09B0301-0400

Table 13.3

Examples of TCR Settings

Bit(s)

Abbreviation

Contents

Description

CMIEB

CMIEA

OVIE

Interrupts due to compare-match and overflow

are disabled

4 and 3

CCLR1, CCLR0

TCNT is cleared by the rising edge of the

external reset signal (IHI signal)

2 to 0

CKS2 to CKS0

001

Incremented on internal clock:

Table 13.4

Examples of TCORB (Pulse Width Threshold) Settings

φφφφ:10 MHz

φφφφ: 12 MHz

φφφφ: 16 MHz

φφφφ: 20 MHz

H'07

0.8 µs

0.67 µs

0.5 µs

0.4 µs

H'0F

1.6 µs

1.33 µs

1 µs

0.8 µs

H'1F

3.2 µs

2.67 µs

2 µs

1.6 µs

H'3F

6.4 µs

5.33 µs

4 µs

3.2 µs

H'7F

12.8 µs

10.67 µs

8 µs

6.4 µs

Counter reset

caused by

IHI signal

Counter clear

caused by

TCNT overflow

At the 2nd compare-match,

IHI signal is not tested

IHI signal is tested

at compare-match

IHI signal

PDC signal

TCNT

TCORB

(threshold)

Figure 13.2 Timing Chart for PWM Decoding

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