H838024 datasheet(282/697 Pages) RENESAS

Part #	H838024

Description	Renesas 8-Bit Single-Chip Microcomputer Super Low Power Series

PDF	697 Pages

Scroll/Zoom	100%

Manufacturer	RENESAS [Renesas Technology Corp]

Direct Link	http://www.renesas.com

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282 / 697 page

Section 8 I/O Ports

Rev. 7.00 Mar 10, 2005 page 240 of 652

REJ09B0042-0700

Pin Functions and Selection Method

PB1/AN1/extU

Switching is accomplished by combining CH3 to CH0 in AMR and VINTUSEL in

LVDCR as shown below. Note that VINTUSEL is implemented on the H8/38124

Group only.

VINTUSEL

CH3 to CH0

Not B'0101

B'0101

Pin function

PB1 input pin

AN1 input pin

extU input pin

Note:

The extU pin is implemented on the H8/38124 Group only.

PB0/AN0/extD

Switching is accomplished by combining CH3 to CH0 in AMR and VINTDSEL in

LVDCR as shown below. Note that VINTDSEL is implemented on the H8/38124

Group only.

VINTDSEL

CH3 to CH0

Not B'0100

B'0100

Pin function

PB0 input pin

AN0 input pin

extD input pin

Note:

The extD pin is implemented on the H8/38124 Group only.

*: Don’t care

8.12

Input/Output Data Inversion Function

8.12.1

Overview

With input pin RXD32 and output pin TXD32, the data can be handled in inverted form.

SCINV2

RXD32

P41/RXD32

SCINV3

TXD32

P42/TXD32

Figure 8.11 Input/Output Data Inversion Function

H838024 Datasheet(PDF) 282 Page - Renesas Technology Corp

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