Datasheet

 2003-2013 Microchip Technology Inc. DS30491D-page 97
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
AD<7:0>
PIC18F8X8X
AD<15:8>
ALE
373
A<20:1>
373
O
E
WRH
A<19:16>
A<x:0>
D<15:0>
OE
WR
(1)
CE
D<15:0>
JEDEC Word
EPROM Memory
Address Bus
Data Bus
Control Lines
Note 1: This signal only applies to table writes. See Section 5.1 “Table Reads and Table Writes”.
CE
18F8680.book Page 97 Tuesday, January 29, 2013 1:32 PM