Datasheet

 2007-2012 Microchip Technology Inc. DS39778E-page 191
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)
FIGURE 12-31: PARALLEL EEPROM EXAMPLE (UP TO 15-BIT ADDRESS, 16-BIT DATA)
PMA<n:0>
A<n:0>
D<7:0>
PMRD
PMWR
OE
WR
CE
PIC18F
Address Bus
Data Bus
Control Lines
PMCS
PMD<7:0>
Parallel EEPROM
PMA<n:0>
A<n:1>
D<7:0>
PMRD
PMWR
OE
WR
CE
PIC18F
Address Bus
Data Bus
Control Lines
PMCS
PMD<7:0>
Parallel EEPROM
PMBE
A0