
PIC18F6585/8585/6680/8680
DS30491C-page 98
2004 Microchip Technology Inc.
6.2.3
16-BIT BYTE SELECT MODE
mode for PIC18F8X8X devices.
FIGURE 6-3:
16-BIT BYTE SELECT MODE EXAMPLE
AD<7:0>
PIC18F8X8X
AD<15:8>
ALE
373
A<20:1>
373
OE
WRH
A<19:16>
WRL
BA0
A<20:1>
CE
A0
JEDEC Word
A<x:1>
D<15:0>
CE
D<15:0>
OE
WR(1)
LB
UB
SRAM Memory
LB
UB
Address Bus
Data Bus
Control Lines
Note
1: