H83065 datasheet(166/963 Pages) RENESAS

Part #	H83065

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

PDF	963 Pages

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Manufacturer	RENESAS [Renesas Technology Corp]

Direct Link	http://www.renesas.com

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166 / 963 page

Section 6 Bus Controller

Rev. 4.00 Jan 26, 2006 page 144 of 938

REJ09B0276-0400

6.3

Operation

6.3.1

Area Division

The external address space is divided into areas 0 to 7. Each area has a size of 128 kbytes in the 1-

Mbyte modes, or 2-Mbytes in the 16-Mbyte modes. Figure 6.2 shows a general view of the

memory map.

H' 00000

H' 1FFFF

H' 20000

H' 3FFFF

H' 40000

H' 5FFFF

H' 60000

H' 7FFFF

H' 80000

H' 9FFFF

H' A0000

H' BFFFF

H' C0000

H' DFFFF

H' E0000

H' FFFFF

Area 0 (128 kbytes)

Area 1 (128 kbytes)

Area 2 (128 kbytes)

Area 3 (128 kbytes)

Area 4 (128 kbytes)

Area 5 (128 kbytes)

Area 6 (128 kbytes)

Area 7 (128 Mbytes)

H' 000000

H' 1FFFFF

H' 200000

H' 3FFFFF

H' 400000

H' 5FFFFF

H' 600000

H' 7FFFFF

H' 800000

H' 9FFFFF

H' A00000

H' BFFFFF

H' C00000

H' DFFFFF

H' E00000

H' FFFFFF

Area 0 (2 Mbytes)

Area 1 (2 Mbytes)

Area 2 (2 Mbytes)

Area 3 (2 Mbytes)

Area 4 (2 Mbytes)

Area 5 (2 Mbytes)

Area 6 (2 Mbytes)

Area 7 (2 Mbytes)

(a) 1-Mbyte modes (modes 1, and 2)

(b) 16-Mbyte modes (modes 3, 4, and 5)

Figure 6.2 Access Area Map for Each Operating Mode

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