Port Direction Registers (Drr0 To Drra) - Fujitsu F2MC-16LX Hardware Manual

Mb90470 series 16-bit microcontroller

Hide thumbs Also See for F2MC-16LX:

Table of Contents

Port direction registers (DRR0 to DRRA)

This section shows the configuration and explains the functions of port direction

registers (DRR0 to DRRA.)

I Port direction registers (DRR0 to DRRA)

Figure 8.2-2 "Port direction registers (DRR0 to DRRA)" shows a list of port direction registers

(DRR0 to DRRA).

Address:000010

Address:000011

Address:000012

Address:000013

Address:000014

Address:000015

Address:000016

Address:000017

Address:000018

Address:000019

Address:00001A

❍ When each pin functions as a port

When each pin functions as a port, it controls the corresponding pin as follows:

0: Input mode

1: Output mode, which can be set to "0" by a reset.

Figure 8.2-2 Port direction registers (DRR0 to DRRA)

CHAPTER 8 I/O PORT

Initial value