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PIC16F877ATI/ML 데이터시트(PDF) 54 Page - Microchip Technology

부품명 PIC16F877ATI/ML
상세설명  28/40-pin Enhanced FLASH Microcontrollers
PDF  234 Pages
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제조업체  MICROCHIP [Microchip Technology]
홈페이지  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

PIC16F877ATI/ML 데이터시트(HTML) 54 Page - Microchip Technology

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PIC16F87XA
DS39582B-page 52
 2003 Microchip Technology Inc.
FIGURE 4-11:
PARALLEL SLAVE PORT WRITE WAVEFORMS
FIGURE 4-12:
PARALLEL SLAVE PORT READ WAVEFORMS
TABLE 4-11:
REGISTERS ASSOCIATED WITH PARALLEL SLAVE PORT
Q1
Q2
Q3
Q4
CS
Q1
Q2
Q3
Q4
Q1
Q2
Q3
Q4
WR
RD
IBF
OBF
PSPIF
PORTD<7:0>
Q1
Q2
Q3
Q4
CS
Q1
Q2
Q3
Q4
Q1
Q2
Q3
Q4
WR
IBF
PSPIF
RD
OBF
PORTD<7:0>
Address
Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Value on:
POR, BOR
Value on
all other
Resets
08h
PORTD
Port Data Latch when written; Port pins when read
xxxx xxxx
uuuu uuuu
09h
PORTE
—
—
—
—
—RE2
RE1
RE0
---- -xxx
---- -uuu
89h
TRISE
IBF
OBF
IBOV
PSPMODE
—
PORTE Data Direction bits
0000 -111
0000 -111
0Ch
PIR1
PSPIF(1)
ADIF
RCIF
TXIF
SSPIF
CCP1IF
TMR2IF
TMR1IF 0000 0000 0000 0000
8Ch
PIE1
PSPIE(1)
ADIE
RCIE
TXIE
SSPIE
CCP1IE
TMR2IE
TMR1IE 0000 0000 0000 0000
9Fh
ADCON1
ADFM
ADCS2
—
—
PCFG3
PCFG2
PCFG1
PCFG0 00-- 0000 00-- 0000
Legend:
x
= unknown, u = unchanged, - = unimplemented, read as ‘0’. Shaded cells are not used by the Parallel Slave Port.
Note
1:
Bits PSPIE and PSPIF are reserved on the PIC16F873A/876A; always maintain these bits clear.



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