SM8952B

8-Bit Micro-controller

8KB Flash

& 256B RAM embedded

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

ISSFD-M077

Ver D SM8952B 08/07/2015

- 9 -

Note: Special Function Registers reset values and description for SM8952B.

Register

Location

Reset value

Description

1

P0

80H

FFH

Port 0

2

SP

81H

07H

Stack Pointer

3

DPL

82H

00H

Data Pointer 0 low byte

4

DPH

83H

00H

Data Pointer 0 high byte

5

PCON

87H

00H

Power Control

6

TCON

88H

00H

Timer/Counter Control

7

TMOD

89H

00H

Timer Mode Control

8

TL0

8AH

00H

Timer 0, low byte

9

TL1

8BH

00H

Timer 1, low byte

10

TH0

8CH

00H

Timer 0, high byte

11

TH1

8DH

00H

Timer 1, high byte

12

P1

90H

FFH

Port 1

13

SCON

98H

00H

Serial Port 0, Control Register

14

SBUF

99H

00H

Serial Port 0, Data Buffer

16

P2

A0H

FFH

Port 2

17

IE

A8H

00H

Interrupt Enable

18

P3

B0H

FFH

Port 3

19

IP

B8H

00H

Interrupt Priority

20

SCONF

BFH

02H

System Control Register

21

T2CON

C8H

00H

Timer 2 Control

22

T2MOD

C9H

00H

Timer 2 Mode

23

RCAP2L

CAH

00H

Timer2 Capture Low

24

RCAP2H

CBH

00H

Timer2 Capture High

25

TL2

CCH

00H

Timer 2, low byte

26

TH2

CDH

00H

Timer 2, high byte

27

PSW

D0H

00H

Program Status Word

28

ACC

E0H

00H

Accumulator

29

B

F0H

00H

B Register