EM78P458AP datasheet(36/76 Pages) EMC

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EM78P458/459

OTP ROM

; -

IOCS ADRUN ADPD ADIS2 ADIS1 ADIS0

ADCONC== 0xA

; 7

; VREFS

IMS2 IMS1

IMS0 CKR1 CKR0

GCON == 0x9

; 7

; OPE2

OPE1 G22

G21

G20

G12

G11

G10

;To define bits

;In ADCONR

ADRUN == 0x4

; ADC is executed as the bit is set

ADPD == 0x3

; Power Mode of ADC

ORG 0

; Initial address

JMP INITIAL

;

ORG 0x08

; Interrupt vector

(User program)

CLR R_F

; To clear the ADCIF bit

BS ADCONR, ADRUN

; To start to execute the next AD conversion if necessary

RETI

INITIAL:

MOV A, @0BXXXX1XXX

; Enable the interrupt function of ADC, “X” by application

IOW C_INT

MOV A, @0xXX

; Interrupt disabled:<6>

CONTW

MOV A, @0B00000000

; To employ Vdd as the reference voltage, to define P60 as

IOW ADCONC

; an analog input and set clock rate at fosc/4

En_ADC:

This specification is subject to change without prior notice.

06.25.2004 (V1.4)

EM78P458AP Datasheet(PDF) 36 Page - ELAN Microelectronics Corp

EM78P458AP Datasheet(HTML) 36 Page - ELAN Microelectronics Corp

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