PIC24FJ256GB106-I Datasheet, PDF (234/328 Pages) Microchip Technology – 64/80/100-Pin, 16-Bit Flash Microcontrollers with USB On-The-Go (OTG)

PIC24FJ256GB110 FAMILY
FIGURE 18-2:
LEGACY PARALLEL SLAVE PORT EXAMPLE
Master
PMD<7:0>
PIC24F Slave
PMD<7:0>
PMCS1
PMRD
PMWR
PMCS1
PMRD
PMWR
Address Bus
Data Bus
Control Lines
FIGURE 18-3:
ADDRESSABLE PARALLEL SLAVE PORT EXAMPLE
Master
PMA<1:0>
PMD<7:0>
PMA<1:0>
PIC24F Slave
PMD<7:0>
Write
Address
Decode
Read
Address
Decode
PMCS1
PMRD
PMWR
Address Bus
Data Bus
Control Lines
PMCS1
PMRD
PMWR
PMDOUT1L (0)
PMDOUT1H (1)
PMDOUT2L (2)
PMDOUT2H (3)
PMDIN1L (0)
PMDIN1H (1)
PMDIN2L (2)
PMDIN2H (3)
TABLE 18-1: SLAVE MODE ADDRESS RESOLUTION
PMA<1:0>
Output Register (Buffer)
00
PMDOUT1<7:0> (0)
01
PMDOUT1<15:8> (1)
10
PMDOUT2<7:0> (2)
11
PMDOUT2<15:8> (3)
Input Register (Buffer)
PMDIN1<7:0> (0)
PMDIN1<15:8> (1)
PMDIN2<7:0> (2)
PMDIN2<15:8> (3)
FIGURE 18-4:
MASTER MODE, DEMULTIPLEXED ADDRESSING (SEPARATE READ AND
WRITE STROBES, TWO CHIP SELECTS)
PIC24F
PMA<13:0>
PMD<7:0>
PMCS1
PMCS2
PMRD
PMWR
Address Bus
Data Bus
Control Lines
DS39897B-page 232
Preliminary
© 2008 Microchip Technology Inc.