SM8954A 查看數據表（PDF） - SyncMOS Technologies,Inc

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SM8954A

8-Bits Micro-controller With 16KB flash & 1KB RAM embedded

SyncMOS Technologies,Inc 

SyncMOS Technologies International, Inc.

1.2.1 Data Memory - Lower 128 byte ($00 to $7F)

Data Memory $00 to $FF is the same as 8052.

SM8954A

8-Bits Micro-controller

With 16KB flash & 1KB RAM embedded

The address $00 to $7F can be accessed by direct and indirect addressing modes.

Address $00 to $1F is register area.

Address $20 to $2F is memory bit area.

Address $30 to $7F is for general memory area.

1.2.2 Data Memory - Higher 128 byte ($80 to $FF)

The address $80 to $FF can be accessed by indirect addressing mode or by bank mapping direct addressing

mode. Address $80 to $FF is data area.

1.2.3 Data Memory - Expanded 768bytes ($0000 to $02FF)

From external address $0000 to $02FF is the on-chip expanded RAM area, total 768 bytes. This area can be accessed

by external direct addressing mode (by instruction MOVX):

Specifications subject to change without notice contact your sales representatives for the most recent information.

7

Ver 2.1 SM8954A 08/2006

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