IXXBB1 Fujitsu Microelectronics, Inc., IXXBB1 Datasheet - Page 11

• Manufacturer Part Number: IXXBB1
• Description: 32-bit Proprietary Microcontroller Cmos Fr60 Mb91301 Series
• Manufacturer: Fujitsu Microelectronics, Inc.

MB91302A
45 to 52
55 to 62
64 to 67
40
41
42
Pin no.
MB91V301A
54 to 61
64 to 71
74 to 77
49
50
51
A00 to A07
A08 to A15
A16 to A19
P60 to P63
Pin name
SRAS
SCAS
SWE
LBA
BAA
P94
P95
P96
WR
AS
I/O circuit
type
C
C
J
J
J
J
Address strobe output. The pin has this function
when ASE bit of port function register 9 is enabled
“1”.
Address strobe output for burst flash ROM. The pin
has this function when ASE bit of port function
register 9 is enabled “1”.
RAS single for SDRAM. This pin has this function
when ASE bit of port function register 9 is enabled
“1”.
General purpose input/output port. The pin has this
function when ASE bit of port function register 9 is
"0" general purpose port.
Address advance output for burst Flash ROM. The
pin has this function when BAAE bit of port function
register (PFR9) is enabled.
CAS signal for SDRAM. This pin has this function
when BAAE bit of port function register (PFR9) is
enabled.
General purpose input/output port. The pin has this
function when BAAE bit of port function register is
general purpose port.
Memory write strobe output. This pin has this
function when WRXE bit of port function register is
enabled.
Write output for SDRAM. This pin has this function
when WRXE bit of port function register is enabled.
General purpose input/output port. This pin has this
function when WRXE bit of port function register is
general purpose port.
External address bits 0 to 7.
External address bits 8 to 15.
External address bits 16 to 19. It is available in
external bus mode.
Can be used as ports when external address bus is
not used.
MB91301 Series
Function
(Continued)
11