H83069RF datasheet(147/1003 Pages) RENESAS

Part #	H83069RF

Description	Renesas 16-Bit Single-Chip Microcomputer

PDF	1003 Pages

Scroll/Zoom	100%

Manufacturer	RENESAS [Renesas Technology Corp]

Direct Link	http://www.renesas.com

Logo

147 / 1003 page

Rev. 5.0, 09/04, page 125 of 978

When EMC is cleared to 0, addresses of some internal I/O registers are moved. For details, refer

to appendix B.2, Addresses (EMC = 0).

When the RDEA bit is 0, EMC must not be cleared to 0.

Bit 1—Area Division Unit Select (RDEA): Selects the memory map area division units. This bit

is valid in modes 3, 4, and 5, and is invalid in modes 1, 2, and 7.

When the EMC bit is 0, RDEA must not be cleared to 0.

Bit 1

RDEA

Description

Area divisions are as follows:

Area 0: 2 Mbytes

Area 4: 1.93 Mbytes

Area 1: 2 Mbytes

Area 5: 4 kbytes

Area 2: 8 Mbytes

Area 6: 23.75 kbytes

Area 3: 2 Mbytes

Area 7: 22 bytes

Areas 0 to 7 are the same size (2 Mbytes)

(Initial value)

Bit 0—WAIT Pin Enable (WAITE): Enables or disables wait insertion by means of the

WAIT

pin.

Bit 0

WAITE

Description

WAIT pin wait input is disabled, and the WAIT pin can be used as an

input/output port

(Initial value)

WAIT pin wait input is enabled

H83069RF Datasheet(PDF) 147 Page - Renesas Technology Corp