DS80C310

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SPECIAL FUNCTION REGISTERS

Special Function Registers (SFRs) control most special features of the DS80C310. The High-Speed

Microcontroller User’s Guide describes all SFRs. Functions that are not part of the standard 80C32 are in

bold.

SPECIAL FUNCTION REGISTERS Table 2

REGISTER

BIT 7

BIT 6

BIT 5

BIT 4

BIT 3

BIT 2

BIT 1

BIT 0

ADDRESS

SP

DPL

DPH

DPL1

DPH1

DPS

0

0

0

0

0

0

0

SEL

PCON

SMOD

SM0D0

-

-

GF1

GF0

STOP

IDLE

TCON

TF1

TR1

TF0

TR0

IE1

IT1

IE0

IT0

TMOD

GATE

M1

M0

GATE

M1

M0

TL0

TL1

TH0

TH1

CKCON

-

-

T2M

T1M

T0M

MD2

MD1

MD0

P1

P1.7

P1.6

P1.5

P1.4

P1.3

P1.2

P1.1

P1.0

EXIF

IE5

IE4

IE3

IE2

-

-

-

-

SCON

SMO/FE

SM1

SM2

REN

TB8

RB8

TI

RI

SBUF

P2

P2.7

P2.6

P2.5

P2.4

P2.3

P2.2

P2.1

P2.0

IE

EA

-

ET2

ES0

ET1

EX1

ET0

EX0

SADDR0

P3

P3.7

P3.6

P3.5

P3.4

P3.3

P3.2

P3.1

P3.0

IP

-

-

PT2

PSO

PT1

PX1

PT0

PX0

SADEN0

STATUS

0

HIP

LIP

1

1

1

1

1

T2CON

TF2

EXF2

RCLK

TCLK

EXEN2

TR2

T2MOD

-

-

-

-

-

-

T2OE

DCEN

RCAP2L

RCAP2H

TL2

TH2

PSW

CY

AC

F0

RS1

RS0

OV

FL

P

WDCON

-

POR

-

-

-

-

-

-

ACC

EIE

-

-

-

-

EX5

EX4

EX3

EX2

B

EIP

-

-

-

-

PX5

PX4

PX3

PX2