HD64F36049 datasheet(193/562 Pages) RENESAS

Part #	HD64F36049

Description	Renesas 16-Bit Single-Chip Microcomputer H8 Family / H8/300H Tiny Series

PDF	562 Pages

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Manufacturer	RENESAS [Renesas Technology Corp]

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Section 11 Timer B1

Rev. 3.00 Mar. 15, 2006 Page 161 of 526

REJ09B0060-0300

Section 11 Timer B1

Timer B1 is an 8-bit timer that increments each time a clock pulse is input. This timer has two

operating modes, interval and auto reload. Figure 11.1 shows a block diagram of timer B1.

11.1

Features

• Selection of seven internal clock sources (φ/8192, φ/2048, φ/512, φ/256, φ/64, φ/16, and φ/4) or

an external clock (can be used to count external events).

• An interrupt is generated when the counter overflows.

[Legend]

TMB1:

TMIB1

TCB1:

Timer mode register B1

Timer counter B1

TLB1:

IRRTB1:

Timer load register B1

Timer B1 interrupt request flag

PSS:

TMIB1:

Prescaler S

Timer B1 event input

TCB1

TMB1

PSS

TLB1

IRRTB1

Figure 11.1 Block Diagram of Timer B1

11.2

Input/Output Pin

Table 11.1 shows the timer B1 pin configuration.

Table 11.1

Pin Configuration

Name

Abbreviation

I/O

Function

Timer B1 event input

TMIB1

Input

Event input to TCB1

HD64F36049 Datasheet(PDF) 193 Page - Renesas Technology Corp

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