UPD784936A View Datasheet(PDF) - NEC => Renesas Technology

Part Name

Description

Manufacturer

UPD784936A

16-BIT SINGLE-CHIP MICROCONTROLLERS

NEC => Renesas Technology 

Figure 7-4. Memory Map of µPD784938A

When LOCATION 0H instruction is executed

FFFFFH

External memoryNote 1

(768 KB)

40000H

3FFFFH

Internal ROM

(196608 bytes)

10000H

0FFFFH

0FFDFH

Special function register (SFR)

0FFD0H Note 1

0FF00H

(256 bytes)

0FEFFH

Internal RAM

(10496 bytes)

0D600H

0D5FFH

Internal ROM

Note

(54784 bytes)

4

00000H

0FEFFH

0FE80H

0FE7FH

General-purpose

register

(128 bytes)

FFEFFH

FFE80H

FFE7FH

0FE39H Macro service control

0FE06H word area (42 bytes)

FFE39H

FFE06H

0FD00H

0FCFFH

0D600H

Data area (512 bytes)

Program/data area

(9984 bytes)

FFD00H

FFCFFH

FD600H

3FFFFH

10000H

0D5FFH

01000H

00FFFH

00800H

007FFH

Note 2

Program/data area

Note 3

CALLF entry area

(2 KB)

00080H

0007FH

00040H

0003FH

00000H

CALLT table area

(64 bytes)

Vector table area

(64 bytes)

3FFFFH

When LOCATION 0FH instruction is executed

FFFFFH Special function register (SFR)

FFFDFH

FFFD0H

Note 1

FFF00H

(256 bytes)

FFEFFH

Internal RAM

(10496 bytes)

FD600H

FD5FFH

External memoryNote 1

(775680 bytes)

40000H

3FFFFH

Internal ROM

Note

(256 KB)

4

00000H

Notes 1. Accessed in the external memory expansion mode.

2. 10752 bytes in this area can be used as an internal ROM area only when the LOCATION 0FH instruction is executed.

3. When LOCATION 0H instruction is executed: 251392 bytes, when LOCATION 0FH instruction is executed: 262144 bytes

4. Base area, or entry area used in the case of reset or interrupt. However, the internal RAM is excluded in the case of reset.

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