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| PIC18F6525_13 Datasheet, PDF (130/400 Pages) Microchip Technology – 64/80-Pin High-Performance, 64-Kbyte Enhanced Flash Microcontrollers with A/D | |||
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PIC18F6525/6621/8525/8621
FIGURE 10-26: PARALLEL SLAVE PORT READ WAVEFORMS
Q1
Q2
Q3
Q4
Q1
Q2
Q3
Q4
Q1
Q2
Q3
Q4
CS
WR
RD
PORTD<7:0>
IBF
OBF
PSPIF
TABLE 10-19: REGISTERS ASSOCIATED WITH PARALLEL SLAVE PORT
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
PORTD
Port Data Latch when written; Port pins when read
xxxx xxxx uuuu uuuu
LATD
LATD Data Output bits
xxxx xxxx uuuu uuuu
TRISD
PORTD Data Direction bits
1111 1111 1111 1111
PORTE
Read PORTE pin/Write PORTE Data Latch
xxxx xxxx uuuu uuuu
LATE
LATE Data Output bits
xxxx xxxx uuuu uuuu
TRISE
PORTE Data Direction bits
1111 1111 1111 1111
PSPCON(1)
IBF
OBF
IBOV PSPMODE â
â
â
â 0000 ---- 0000 ----
INTCON
PIR1
PIE1
IPR1
GIE/GIEH
PSPIF(1)
PSPIE(1)
PSPIP(1)
PEIE/GIEL
ADIF
ADIE
ADIP
TMR0IE
RC1IF
RC1IE
RC1IP
INT0IE
TX1IF
TX1IE
TX1IP
RBIE
SSPIF
SSPIE
SSPIP
TMR0IF INT0IF RBIF 0000 000x 0000 000u
CCP1IF TMR2IF TMR1IF 0000 0000 0000 0000
CCP1IE TMR2IE TMR1IE 0000 0000 0000 0000
CCP1IP TMR2IP TMR1IP 1111 1111 1111 1111
Legend: x = unknown, u = unchanged, â = unimplemented, read as â0â. Shaded cells are not used by the Parallel Slave Port.
Note 1: Enabled only in Microcontroller mode for PIC18F8525/8621 devices.
DS39612C-page 130
ï£ 2003-2013 Microchip Technology Inc.
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