MB89120 データシートの表示（PDF） - Fujitsu

部品番号

コンポーネント説明

メーカー

MB89120

8-bit Proprietary Microcontroller

Fujitsu 

MB89120/120A Series

The following general-purpose registers are provided :

General-purpose registers : An 8-bit-long register for storing data

The general-purpose registers are of 8 bits and located in the register banks of the memory. One bank contains

eight registers and up to a total of 8 banks can be used on the MB89121/P131, and a total of 16 banks can be

used on the MB89123A/125A/P133A and a total of 32 banks can be used on the MB89P135A/PV130A.

The bank currently in use is indicated by the register bank pointer (RP) .

Register Bank Configuration

This address = 0100H + 8 × (RP)

R0

R1

R2

R3

R4

R5

R6

R7

Memory area

8 banks (MB89121/P131)

16 banks (MB89123A/125A/133A)

32 banks (MB89P135A/PV130A)

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