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EM78458AM датащи(PDF) 39 Page - ELAN Microelectronics Corp

номер детали EM78458AM
подробное описание детали  8-Bit Microcontroller with MASK ROM
PDF  62 Pages
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производитель  EMC [ELAN Microelectronics Corp]
домашняя страница  http://www.emc.com.tw
Logo EMC - ELAN Microelectronics Corp

EM78458AM датащи(HTML) 39 Page - ELAN Microelectronics Corp

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EM78458/459
8-Bit Microcontroller with MASK ROM
Product Specification (V1.4) 05.27.2005
• 33
(This specification is subject to change without further notice)
(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:
MOV A, @0xXXXXXXX1
; To define P60 as an input pin, and the others are
dependent
IOW PORT6
; on applications
MOV A, @0b01000101
; To enable the OP1, and set the gain as 32
IOW GCON
BS ADCONR, ADPD
; To disable the power-down mode of ADC
ENI
; Enable the interrupt function
BS ADCONR, ADRUN
; Start to run the ADC
; If the interrupt function is employed, the following three lines may be ignored
POLLING:
JBC ADCONR, ADRUN
; To check the ADRUN bit continuously;
JMP POLLING
; ADRUN bit will be reset as the AD conversion is
completed
(User program)
:
:
:



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