mb91101 Fujitsu Microelectronics, Inc., mb91101 Datasheet - Page 59

• Manufacturer Part Number: mb91101
• Description: 32-bit Risc Microcontroller Cmos
• Manufacturer: Fujitsu Microelectronics, Inc.

• Block diagram
Address bus
32
Data bus
32
To TBT
Address buffer
AMR
ASR
Read buffer
Write buffer
DMCR
External pin control block
Registers and control
DRAM control
+1 or +2
Inpage
Switch
Switch
All blocks control
Refresh counter
Comparator
Shifter
A-OUT
Underflow
MB91101/MB91101A
MUX
6
8
3
4
External address bus
BRQ
BGRNT
CLK
RDY
CS0 to CS5
RD
WR0, WR1
ADDRESS BLOCK
RAS0, RAS1
CS0L, CS1L
CS0H, CS1H
DW0, DW1
DATA BLOCK
External data bus
59