mb91101 Fujitsu Microelectronics, Inc., mb91101 Datasheet - Page 18

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

18
MB91101/MB91101A
BLOCK DIAGRAM
DREQ0 to
DREQ2
DACK0 to
DACK2
EOP0 to
EOP2
INT0 to INT3
NMI
X0
X1
RST
HST
AN0 to AN3
AV
AV
AVRH
ATG
CC
SS
Note: Pins are display for functions (Actually some pins are multiplexer).
/AVRL
When using REALOS, time control should be done by using external interrupt or inner timer.
4
3
3
3
4
MD0 to MD2, P20 to P27, P60 to P67,
P80 to P82, P85, PA1 to PA6,
PB0 to PB7, PE0 to PE7, PF0 to PF7,
V
CC
DMA controller (DMAC)
3, V
Interrupt control unit
10-bit A/D converter
Reload timer (3 ch.)
Bit search module
Clock control unit
(Watchdog timer)
RAM (2 Kbytes)
CC
5, V
Bus converter (32 bits
(4 ch.)
(8 ch.)
Port
Other pins
SS
16 bits)
FR CPU
Instruction cache (1 Kbyte)
(Harvard
(Baud rate timer)
PWM timer (4 ch.)
UART (3 ch.)
Bus converter
DRAM controller
Port 0 to port B
Bus controller
Princeton)
16
25
2
6
3
3
4
4
D16 to D31
A00 to A24
RD
WR0, WR1
RDY
CLK
CS0 to CS5
BRQ
BGRNT
RAS0
RAS1
CS0L
CS0H
CS1L
CS1H
DW0
DW1
SI0 to SI2
SO0 to SO2
SC0 to SC2
OCPA0 to OCPA3
TRG0 to TRG3