SM8958A_06 参数 Datasheet PDF下载

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.

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.

SM8958A

8-Bits Micro-controller

With 32KB flash & 1KB RAM embedded

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

The address $80 to $FF can be accessed by indirect 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

SM8958A

08/2006