GMS90C320PL40 datasheet(16/46 Pages) HYNIX

16 / 46 page

GMS90C320

OCT. 2000 Ver 1.2

Table 2

Special Function Registers - Functional Blocks

Block

Symbol

Name

Address

Content

after Reset

CPU

ACC

DPH

DPL

PSW

Accumulator

B-Register

Data Pointer, High Byte

Data Pointer, Low Byte

Program Status Word Register

Stack Pointer

E0H1)

F0H1)

83H

82H

D0H1)

81H

Bit-addressable Special Function Registers

00H

07H

Interrupt System

Interrupt Enable Register

Interrupt Priority Register

A8H1)

B8H1)

0X000000B2)

XX000000B2)

This special function register is listed repeatedly since some bits of it also belong to other functional blocks

Ports

Port 0

Port 1

Port 2

Port 3

80H1)

90H1)

A0H1)

B0H1)

FFH

Serial Channels

PCON

SBUF

SCON

Power Control Register

Serial Channel Buffer Register

Serial Channel 0 Control Register

87H

99H

98H1)

0XXX0000B2)

XXH3)

00H

X means that the value is indeterminate and the location is reserved

Timer 0 / Timer 1

TCON

TH0

TH1

TL0

TL1

TMOD

Timer 0/1 Control Register

Timer 0, High Byte

Timer 1, High Byte

Timer 0, Low Byte

Timer 1, Low Byte

Timer Mode Register

88H1)

8CH

8DH

8AH

8BH

89H

00H

Timer 2

T2CON

T2MOD

RC2H

RC2L

TH2

TL2

Timer 2 Control Register

Timer 2 Mode Register

Timer 2 Reload Capture Register, High Byte

Timer 2 Reload Capture Register, Low Byte

Timer 2, High Byte

Timer 2, Low Byte

C8H1)

C9H

CBH

CAH

CDH

CCH

00H

XXXXXXX0B2)

00H

Power Saving

Modes

PCON

Power Control Register

87H

0XXX0000B2)

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