SyncMOS Technologies International, Inc.

SM8951B

8-Bits Micro-controller

With4KBFlashROM&128bytesRAM embedded

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

ISSFD-M022Ver:BSM8951B

06/2009

7

Table 1 SFR Map

$F8

$FF

$F0

B

0000 0000

$F7

$E8

$EF

$E0

ACC

0000 0000

$E7

$D8

$DF

$D0

PSW

0000 0000

$D7

$C8

$CF

$C0

$C7

$B8

IP

0000 0000

SCONF

0000 0000

$BF

$B0

P3

1111 1111

$B7

$A8

IE

0000 0000

$AF

$A0

P2

1111 1111

$A7

$98

SCON

0000 0000

SBUF

xxxx xxxx

WDTC

0000 0000

$9F

$90

P1

1111 1111

$97

$88

TCON

0000 0000

TMOD

0000 0000

TL0

0000 0000

TL1

0000 0000

TH0

0000 0000

TH1

0000 0000

$8F

$80

P0

1111 1111

SP

0000 0111

DPL

0000 0000

DPH

0000 0000

(Reserved)

PCON

0000 0000

$87