PIC24FJ256DA210 Datasheet, PDF (274/408 Pages) Microchip Technology – 64/100-Pin, 16-Bit Flash Microcontrollers with Graphics Controller and USB On-The-Go (OTG)

PIC24FJ256DA210 FAMILY
TABLE 19-2: PARALLEL MASTER PORT PIN DESCRIPTION
Pin Name
Type
Description
PMA<22:16>
PMA<15>, PMCS2
PMA<14>, PMCS1
PMA<13:8>
PMA<7:3>
PMA<2>, PMALU
PMA<1>, PMALH
PMA<0>, PMALL
PMD<15:8>
PMD<7:4>
PMD<3:0>
PMCS1
PMCS2
PMWR, PMENB
PMRD, PMRD/PMWR
PMBE1
PMBE0
PMACK1
PMACK2
O
Address bus bits<22-16>
O
Address bus bit<15>
O
Chip Select 2 (alternate location)
I/O
Data bus bit<15> when port size is 16 bits and address is
multiplexed
O
Address bus bit<14>
O
Chip Select 1 (alternate location)
I/O
Data bus bit 14 when port size is 16-bit and address is
multiplexed
O
Address bus bit< 13-8>
I/O
Data bus bits<13-8> when port size is 16 bits and address
is multiplexed
O
Address bus bit< 7-3>
O
Address bus bit<2>
O
Address latch upper strobe for multiplexed address
I/O
Address bus bit<1>
O
Address latch high strobe for multiplexed address
I/O
Address bus bit<0>
O
Address latch low strobe for multiplexed address
I/O
Data bus bits<15-8> when address is not multiplexed
I/O
Data bus bits<7-4>
O
Address bus bits<7-4> when port size is 4 bits and address
is multiplexed with 1 address phase
I/O
Data bus bits<3-0>
I/O
Chip Select 1
O
Chip Select 2
I/O
Write strobe or Enable signal depending on Strobe mode
I/O
Read strobe or Read/Write signal depending on Strobe
mode
O
Byte indicator
O
Nibble or byte indicator
I
Acknowledgment 1
I
Acknowledgment 2
DS39969B-page 274
 2010 Microchip Technology Inc.