SST89E52RD-33-C-NI View Datasheet(PDF) - Silicon Storage Technology

Part Name

Description

View to exact match

SST89E52RD-33-C-NI

FlashFlex51 MCU

Silicon Storage Technology 

FlashFlex51 MCU

SST89E52RD2/RD / SST89E54RD2/RD / SST89E58RD2/RD

SST89V52RD2/RD / SST89V54RD2/RD / SST89V58RD2/RD

Data Sheet

TABLE 3-9: Interface SFRs

Symbol Description

Direct

Address

SBUF Serial Data Buffer 99H

SCON1 Serial Port Control 98H

SADDR Slave Address

A9H

SADEN Slave Address

B9H

Mask

SPCR SPI Control

Register

D5H

SPSR SPI Status

Register

AAH

SPDR SPI Data Register 86H

P01

Port 0

80H

P11

Port 1

90H

P21

Port 2

A0H

P31

Port 3

B0H

P42

Port 4

A5H

1. Bit Addressable SFRs

2. P4 is similar to P1 and P3 ports

Bit Address, Symbol, or Alternative Port Function

MSB

LSB

SBUF[7:0]

SM0/FE SM1 SM2 REN TB8 RB8 TI

RI

SADDR[7:0]

SADEN[7:0]

SPIE SPE DORD MSTR CPOL CPHA SPR1 SPR0

SPIF WCOL

-

RD#

1

-

WR#

1

SPDR[7:0]

P0[7:0]

-

-

-

- T2EX T2

P2[7:0]

T1

T0 INT1# INT0# TXD RXD

1

1 P4.3 P4.2 P4.1 P4.0

RESET

Value

Indeterminate

00H

00H

00H

04H

00H

00H

FFH

FFH

FFH

FFH

FFH

T3-9.0 1255

©2006 Silicon Storage Technology, Inc.

19

S71255-05-000

5/06

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