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PIC16F870/SP Scheda tecnica(PDF) 37 Page - Microchip Technology

Il numero della parte PIC16F870/SP
Spiegazioni elettronici  28/40-Pin 8-Bit CMOS FLASH Microcontrollers
PDF  156 Pages
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Produttore elettronici  MICROCHIP [Microchip Technology]
Homepage  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

PIC16F870/SP Scheda tecnica(HTML) 37 Page - Microchip Technology

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© 1999 Microchip Technology Inc.
Preliminary
DS30569A-page 37
PIC16F870/871
FIGURE 3-9:
PARALLEL SLAVE PORT WRITE WAVEFORMS
FIGURE 3-10: PARALLEL SLAVE PORT READ WAVEFORMS
TABLE 3-11:
REGISTERS ASSOCIATED WITH PARALLEL SLAVE PORT
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
ADIF
RCIF
TXIF
—
CCP1IF
TMR2IF
TMR1IF 0000 0000
0000 0000
8Ch
PIE1
PSPIE
ADIE
RCIE
TXIE
—
CCP1IE TMR2IE
TMR1IE 0000 0000
0000 0000
9Fh
ADCON1
ADFM
—
—
—
PCFG3
PCFG2
PCFG1
PCFG0
--0- 0000
--0- 0000
Legend: x = unknown, u = unchanged, - = unimplemented read as '0'. Shaded cells are not used by the 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>



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