PIC18F87J11_12 Datasheet, PDF (191/466 Pages) Microchip Technology – 64/80-Pin, High-Performance, 1-Mbit Flash Microcontrollers

PIC18F87J11 FAMILY
12.4.3 PARALLEL EEPROM EXAMPLE
Figure 12-30 shows an example connecting parallel
EEPROM to the PMP. Figure 12-31 shows a slight
variation to this, configuring the connection for 16-bit
data from a single EEPROM.
FIGURE 12-30: PARALLEL EEPROM EXAMPLE (UP TO 15-BIT ADDRESS, 8-BIT DATA)
PIC18F
PMA<n:0>
PMD<7:0>
PMCS
PMRD
PMWR
Parallel EEPROM
A<n:0>
D<7:0>
CE
OE
WR
Address Bus
Data Bus
Control Lines
FIGURE 12-31: PARALLEL EEPROM EXAMPLE (UP TO 15-BIT ADDRESS, 16-BIT DATA)
PIC18F
PMA<n:0>
PMD<7:0>
PMBE
PMCS
PMRD
PMWR
Parallel EEPROM
A<n:1>
D<7:0>
A0
CE
OE
WR
Address Bus
Data Bus
Control Lines
 2007-2012 Microchip Technology Inc.
DS39778E-page 191