SST89V58RD Silicon Storage Technology, SST89V58RD Datasheet - Page 15

• Manufacturer Part Number: SST89V58RD
• Description: FlashFlex51 MCU
• Manufacturer: Silicon Storage Technology

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FlashFlex51 MCU
SST89E52RD2/RD / SST89E54RD2/RD / SST89E58RD2/RD
SST89V52RD2/RD / SST89V54RD2/RD / SST89V58RD2/RD
©2006 Silicon Storage Technology, Inc.
FIGURE
2FFH
000H
2FFH
000H
3-4: Internal and External Data Memory Structure
Expanded RAM
(Indirect Addressing)
Expanded
768 Bytes
RAM
FFFFH
0300H
FFH
7FH
80H
00H
(Indirect Addressing)
(Indirect Addressing)
Upper 128 Bytes
Lower 128 Bytes
(Indirect & Direct
15
EXTRAM = 0
Internal RAM
Internal RAM
Addressing)
Memory
External
Data
FFFFH
0000H
FFH
80H
(Indirect Addressing)
(Direct Addressing)
EXTRAM = 1
Registers
Function
Special
(SFRs)
External
Memory
Data
1255 F05.0
S71255-05-000
Data Sheet
5/06