H838024 datasheet(271/697 Pages) RENESAS

Part #	H838024

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

PDF	697 Pages

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Manufacturer	RENESAS [Renesas Technology Corp]

Direct Link	http://www.renesas.com

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Section 8 I/O Ports

Rev. 7.00 Mar 10, 2005 page 229 of 652

REJ09B0042-0700

8.9.2

Table 8.23 shows the port 9 register configuration.

Table 8.23

Port 9 Registers

Name

Abbr.

R/W

Initial Value

Address

Port data register 9

PDR9

R/W

H'FF

H'FFDC

Port mode register 9

PMR9

R/W

—

H'FFEC

Port Data Register 9 (PDR9)

Bit

Initial value

Read/Write

—

R/W

PDR9 is an 8-bit register that stores data for port 9 pins P95 to P90.

Upon reset, PDR9 is initialized to H'FF.

Port Mode Register 9 (PMR9)

Bit

Initial value

Read/Write

Note:

* Readable/writable reserved bit in the H8/38024S Group and H8/38124 Group.



PIOFF/

*

R/W

PWM1

R/W



PWM2

R/W

PMR9 is an 8-bit read/write register controlling the selection of the P90 and P91 pin functions.

H838024 Datasheet(PDF) 271 Page - Renesas Technology Corp

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