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Chapter 2 MB91460 Rev.A/Rev.B Overview
4.Block Diagram
4. Block Diagram
The following illustration shows the block diagram of MB91460 series.
Figure 4-1 Block Diagram MB91460 Series
Resource−/Port−/Test−Pin Multiplexer
I−Bus
Prefetch
Flash−I$
16 kByte
F−Bus
M−Bus
VEC/LEVEL
Port−Bus
Core Group
max.
64K words
DSU4
Memory
Controller
FR60 CPU Core
EDSU/MPU
Bit Search
CAN
DMAC
R−Unit
T−Unit
I−Unit
Resources
General
Purpose
Ports
External
Interrupt
max.
Test ControllerClock/Reset/Device State Controller
SRAM/
Flash
8MB
Queue
MB91V460
ICE Interface
INT[15:0]
Ext. Bus Interface
GPIOs/Resource IOs
T−BusX−Bus
Resource Group
Port Group
R−Bus
64 kByte
GP−RAM
external
Trace RAM
1KByte
EMU RAM
I$
4KB
Data−RAM
64KB
D−Bus
B−Unit
MD[2:0]INITX X0/X1
128 words
Trace RAM