UPD78064A Ver la hoja de datos (PDF) - NEC => Renesas Technology

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UPD78064A

8-BIT SINGLE-CHIP MICROCONTROLLER

NEC => Renesas Technology 

µPD78062(A), 78063(A), 78064(A)

4. MEMORY SPACE

The memory map of µPD78062(A)/78063(A)/78064(A) is shown in Figure 4-1.

Figure 4-1. Memory Map

FFFFH

Special Function Register (SFR)

256 × 8 Bits

FF00H

FEFFH General Registers

FEE0H

32 × 8 Bits

Internal High-Speed RAMNote

mmmmH

mmmmH-1

Data Memory

Space

FA80H

FA7FH

FA58H

FA57H

nnnnH+1

nnnnH

Program

Memory

Space

0000H

Use Prohibited

LCD Display RAM

40 × 4 Bits

Use Prohibited

Internal ROMNote

nnnnH

1000H

0FFFH

0800H

07FFH

0080H

007FH

0040H

003FH

0000H

Program Area

CALLF Entry Area

Program Area

CALLT Table Area

Vector Table Area

Note The Internal ROM and Internal High-Speed RAM capacities differ depending on the product. (refer to the following

table.)

Product Name

µPD78062(A)

µPD78063(A)

µPD78064(A)

Last Address of Internal ROM

nnnnH

3FFFH

5FFFH

7FFFH

Start Address of Internal High-Speed RAM

mmmmH

FD00H

FB00H

18

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