M30620ECFS datasheet(23/276 Pages) MITSUBISHI

Part #	M30620ECFS

Description	SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER

PDF	276 Pages

Scroll/Zoom	100%

Manufacturer	MITSUBISHI [Mitsubishi Electric Semiconductor]

Direct Link	http://www.mitsubishichips.com

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23 / 276 page

Mitsubishi microcomputers

M16C / 62 Group

SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER

Memory Space Expansion Functions

An example of connecting the MCU with external memories in expansion mode 1

(An example of using M30622MC in microprocessor mode)

SFR area

Internal RAM

area

External area

Internal area reserved

0000016

0040016

017FF16

FFFFF16

D000016

0800016

CS2

(128K bytes)

2800016

3000016

0400016

CS0

SRAM

(128K bytes)

Flash

ROM

(1M byte)

Usable for

programs only

Usable both for

programs and

for data

(1008K bytes)

Usable for

data only

D0 to D7

A0 to A16

A17

A19

CS1

CS2

CS3

CS0

A18

DQ0 to DQ7

AD0 to AD16

AD17

AD18

AD19

DQ0 to DQ7

AD0 to AD16

A connection example

Figure 1.8.3 shows a connection example of the MCU with the external memories in expansion mode 1.

_______

In this example, CS0 is connected with a 1-M byte flash ROM and CS2 is connected with a 128-K byte

SRAM.

Figure 1.8.3. External memory connect example in expansion mode 1

M30620ECFS Datasheet(PDF) 23 Page - Mitsubishi Electric Semiconductor

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