FR65E Fujitsu Microelectronics, Inc., FR65E Datasheet - Page 64
FR65E
Manufacturer Part Number
FR65E
Description
32-bit Microcontroller
Manufacturer
Fujitsu Microelectronics, Inc.
Datasheet
1.FR65E.pdf
(87 pages)
- Current page: 64 of 87
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64
MB91307B
< Normal bus interface >
< Memory interface >
(3) Block Diagram
(4) I/O Pins
These are the external interface pins. (Some pins have dual functions.)
A24 to A0, D31 to D16
CS0, CS1, CS2, CS3, CS4, CS5, CS6, CS7
AS, SYSCLK, MCLK
RD
WE, WR0 (UUB) , WR1 (ULB)
RDY, BRQ, BGRNT
MCLK
LBA (
address bus
Internal
*: For burst ROM, Flash use
32
AS) , BAA*
Internal data
bus
32
address buffer
write buffer
read buffer
ASR
ASZ
External pin control block
resisters &
controls
1 or 2
switch
switch
All block control
comparator
MUX
ADDRESS BLOCK
DATA BLOCK
BRQ
BGRNT
RDY
RD
WR0, WR1
AS, BAA
External data bus
External address bus
CS0
CS7
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