VRS1000 datasheet(5/47 Pages) ETC1

Part #	VRS1000

Description	64kB Embedded ISP/IAP FLASH 1kB RAM, 40 MHz, 8-Bit MCU

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VRS1000

VERSA

Datasheet Rev 1.6

1134 Ste Catherine Street West, Suite 900, Montreal, Quebec, Canada H3B 1H4 Tel: (514) 871-2447 http://www.goalsemi.com

5

Special Function Registers (SFR)

Addresses 80h to FFh of the SFR address space can be accessed in direct addressing mode only. The following table

lists the VRS1000 Special Function Registers.

TABLE 4: SPECIAL FUNCTION REGISTERS (SFR)

SFR

Register

SFR

Adrs

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

Reset

Value

P0

80h

-

SP

81h

-

DPL

82h

-

DPH

83h

-

RCON

85h

-

RAMS1

RAMS0

******00b

DBANK

86h

BSE

-

BS3

BS2

BS1

BS0

0***0001b

PCON

87h

SMOD

-

GF1

GF0

PDOWN

IDLE

00000000b

TCON

88h

TF1

TR1

TF0

TR0

IE1

IT1

IE0

IT0

00000000b

TMOD

89h

GATE1

C/T1

M1.1

M0.1

GATE0

C/T0

M1.0

M0.0

00000000b

TL0

8Ah

-

TL1

8Bh

-

TH0

8Ch

-

TH1

8Dh

-

P1

90h

-

SCON

98h

SM0

SM1

SM2

REN

TB8

RB8

TI

RI

00000000b

SBUF

99h

-

PWME

9Bh

PWM4E

PWM3E

PWM2E

PWM1E

PWM0E

-

00000***b

WDTC

9Fh

WDTE

-

CLEAR

-

PS2

PS1

PS0

0*0**000b

P2

A0h

-

PWMC

A3h

-

PDCK1

PDCK0

******00b

PWMD0

A4h

PWMD0.4

PWMD0.3

PWMD0.2

PWMD0.1

PWMD0.0

NP0.2

NP0.1

NP0.0

00000000b

PWMD1

A5h

PWMD1.4

PWMD1.3

PWMD1.2

PWMD1.1

PWMD1.0

NP1.2

NP1.1

NP1.0

00000000b

PWMD2

A6h

PWMD2.4

PWMD2.3

PWMD2.2

PWMD2.1

PWMD2.0

NP2.2

NP2.1

NP2.0

00000000b

PWMD3

A7h

PWMD3.4

PWMD3.3

PWMD3.2

PWMD3.1

PWMD3.0

NP3.2

NP3.1

NP3.0

00000000b

IE

A8h

EA

-

ET2

ES

ET1

EX1

ET0

EX0

00000000b

PWMD4

ACh

PWMD4.4

PWMD4.3

PWMD4.2

PWMD4.1

PWMD4.0

NP4.2

NP4.1

NP4.0

00000000b

P3

B0h

-

IP

B8h

-

PT2

PS

PT1

PX1

PT0

PX0

00000000b

SYSCON

BFh

WDR

-

IAPE

XRAME

ALEI

0****010b

T2CON

C8h

TF2

EXF2

RCLK

TCLK

EXEN2

TR2

C/T2

CP/RL2

00000000b

RCAP2L

CAh

-

00000000b

RCAP2H

CBh

-

TL2

CCh

-

TH2

CDh

PSW

D0h

CY

AC

F0

RS1

RS0

OV

-

P

00000000b

P4

D8h

-

P4.3

P4.2

P4.1

P4.0

****1111b

ACC

E0h

-

B

F0h

-

IAPFADHI

F4h

FA15

FA14

FA13

FA12

FA11

FA10

FA9

FA8

00000000b

IAPFADLO

F5h

FA7

FA6

FA5

FA4

FA3

FA2

FA1

FA0

00000000b

IAPFDATA

F6h

FD7

FD6

FD5

FD4

FD3

FD2

FD1

FD0

00000000b

IAPFCTRL

F7h

IAPSTART

IAPFCT

1

IAPFCT

0

0*****00b

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