H8SSLASH2214 datasheet(622/936 Pages) RENESAS

Il numero della parte	H8S/2214

Spiegazioni elettronici	16-Bit Single-Chip Microcomputer H8S Family/H8S/2200 Series

PDF	936 Pages

Scroll/Zoom	100%

Produttore elettronici	RENESAS [Renesas Technology Corp]

Homepage	http://www.renesas.com

Logo

622 / 936 page

Section 15 ROM

Rev.4.00 Sep. 18, 2008 Page 562 of 872

REJ09B0189-0400

Bit 3—RAM Select (RAMS): Specifies selection or non-selection of flash memory emulation in

RAM. When RAMS = 1, all flash memory block are program/erase-protected.

Bit 3

RAMS

Description

Emulation not selected

(Initial value)

Program/erase-protection of all flash memory blocks is disabled

Emulation selected

Program/erase-protection of all flash memory blocks is enabled

Bit 2—Reserved: Only 0 should be written to this bit.

Bits 1 and 0—Flash Memory Area Selection: These bits are used together with bit 3 to select the

flash memory area to be overlapped with RAM. (See table 15.7)

Table 15.7

Flash Memory Area Divisions

Addresses

Block Name

RAMS

RAM1

RAM0

H'FFD000 to H'FFD3FF

RAM area 1 kbyte

H'000000 to H'0003FF

EB0 (1 kbyte)

H'000400 to H'0007FF

EB1 (1 kbyte)

H'000800 to H'000BFF

EB2 (1 kbyte)

H'000C00 to H'000FFF

EB3 (1 kbyte)

Legend:

*: Don’t care

H8S/2214 Scheda tecnica(PDF) 622 Page - Renesas Technology Corp