MB89990 데이터 시트보기 (PDF) - Fujitsu

부품명

상세내역

제조사

MB89990

8-bit Proprietary Microcontroller

Fujitsu 

MB89990 Series

s CPU CORE

1. Memory Space

The microcontrollers of MB89990 series offer 64 Kbytes of memory for storing all of I/O, data, and program

areas. The I/O area is located at the lowest address. The data area is provide immediately above the I/O area.

The data area can be divided into register, stack, and direct areas according to the application. The program

area is located at exactly the opposite end of I/O area, that is, near the highest address. Provide the tables of

interrupt reset vectors, and vector call instructions toward the highest address within the program area. The

memory space of the MB89990 series is structured below:

• Memory Space

MB89997

0000H

0080H

I/O

Reserved

00C0H

RAM

0100H Register 128 B

0140H

Not available

8000H

ROM

32 KB

MB89P195

0000H

I/O

0080H

RAM

256 B

0100H

Register

0200H

0280H

Not available

C000H

ROM

16 KB

FFFFH

MB89PV190

0000H

0080H

I/O

RAM

256 B

0100H

Register

0200H

0280H

Not available

8000H

ROM

32 KB

17

Share Link: