Philips 8-bit microcontroller with two-clock 80C51 core UM10109 Manual Do Utilizador

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ACC*

Accumulator

E0H

00

0000 0000

AUXR1

Auxiliary function register

A2H

CLKLP

EBRR

ENT1

ENT0

SRST

0

-

DPS

00

0000 00x0

B*

B register

F0H

00

0000 0000

BRGR0

Baud rate generator rate 
low

BEH

00

0000 0000

BRGR1

Baud rate generator rate 
high

BFH

00

0000 0000

BRGCON

Baud rate generator 
control

BDH

-

-

-

-

-

-

SBRGS

BRGEN

00

xxxx xx00

CCCRA

Capture compare A control 
register

EAH

ICECA2

ICECA1

ICECA0

ICESA

ICNFA

FCOA

OCMA1

OCMA0

00

0000 0000

CCCRB

Capture compare B control 
register

EBH

ICECB2

ICECB1

ICECB0

ICESB

ICNFB

FCOB

OCMB1

OCMB0

00

0000 0000

CCCRC

Capture compare C control 
register

ECH

-

-

-

-

-

FCOC

OCMC1

OCMC0

00

xxxx x000

CCCRD

Capture compare D control 
register

EDH

-

-

-

-

-

FCOD

OCMD1

OCMD0

00

xxxx x000

CMP1

Comparator 1 control 
register

ACH

-

-

CE1

CP1

CN1

OE1

CO1

CMF1

xx00 0000

CMP2

Comparator 2 control 
register

ADH

-

-

CE2

CP2

CN2

OE2

CO2

CMF2

xx00 0000

DEECON

Data EEPROM control 
register

F1H

EEIF

HVERR

ECTL1

ECTL0

-

-

-

EADR8

0E

0000 1110

DEEDAT

Data EEPROM data 
register

F2H

00

0000 0000

DEEADR

Data EEPROM address 
register

F3H

00

0000 0000

DIVM

CPU clock divide-by-M 
control

95H

00

0000 0000

DPTR

Data pointer (2 bytes)