HD64F3687 datasheet(42/504 Pages) RENESAS

42 / 504 page

Rev. 3.00, 05/03, page 12 of 472

2.1

Address Space and Memory Map

The address space of this LSI is 64 kbytes, which includes the program area and the data area.

Figures 2.1 show the memory map.

H'0000

H'0041

H'0042

H'DFFF

H'FB7F

H'FF7F

H'FF80

H'FB80

H'F77F

H'F780

H'F700

H'EFFF

H'E800

H'FFFF

H'FB7F

H'FF7F

H'FF80

H'FB80

H'F77F

H'F780

H'F700

H'FFFF

HD64N3687G

HD64F3687

HD64F3687G

(Flash memory version)

Interrupt vector

On-chip ROM

(56 kbytes)

On-chip ROM

(16 kbytes)

On-chip ROM

(24 kbytes)

Internal I/O register

(1 kbyte work area

for flash memory

programming)

(1 kbyte user area)

On-chip RAM

(2 kbytes)

On-chip RAM

(2 kbytes)

Not used

Internal I/O register

On-chip RAM

(2 kbytes)

On-chip RAM

(1 kbytes)

Not used

Internal I/O register

On-chip RAM

(2 kbytes)

On-chip RAM

(1 kbytes)

Not used

H'EFFF

H'E800

HD64F3684

HD64F3684G

(Flash memory version)

Interrupt vector

On-chip ROM

(32 kbytes)

Internal I/O register

On-chip RAM

(2 kbytes)

Not used

H'0000

H'0041

H'0042

H'7FFF

(1 kbyte work area

for flash memory

programming)

(1 kbyte user area)

On-chip RAM

(2 kbytes)

H'0000

H'0041

H'0042

H'3FFF

H'FF7F

H'FF80

H'FB80

H'F77F

H'F700

H'EFFF

H'E800

H'FFFF

HD6433682

HD6433682G

(Mask-ROM version)

H'0000

H'0041

H'0042

H'5FFF

H'FF7F

H'FF80

H'FB80

H'F77F

H'F700

H'EFFF

H'E800

H'FFFF

HD6433683

HD6433683G

(Mask-ROM version)

Figure 2.1 Memory Map (1)

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