PIC18F6585 Datasheet, PDF (99/496 Pages) Microchip Technology – 64/68/80-Pin High-Performance, 64-Kbyte Enhanced Flash Microcontrollers with ECAN Module

PIC18F6585/8585/6680/8680
6.2.2 16-BIT WORD WRITE MODE
Figure 6-2 shows an example of 16-bit Word Write
mode for PIC18F8X8X devices.
FIGURE 6-2:
16-BIT WORD WRITE MODE EXAMPLE
PIC18F8X8X
AD<7:0>
373
A<20:1>
A<x:0>
JEDEC Word
EPROM Memory
D<15:0>
D<15:0>
AD<15:8>
373
ALE
A<19:16>
CE
OE
WRH
CE OE WR⁽¹⁾
Address Bus
Data Bus
Control Lines
Note 1: This signal only applies to table writes. See Section 5.1 “Table Reads and Table Writes”.
 2004 Microchip Technology Inc.
DS30491C-page 97