mb91307r Fujitsu Microelectronics, Inc., mb91307r Datasheet - Page 8

• Manufacturer Part Number: mb91307r
• Description: 32-bit Microcontroller Cmos Fr60 Mb91307 Series
• Manufacturer: Fujitsu Microelectronics, Inc.

8
MB91307 Series
Pin no.
49
50
51
53
54
56
57
58
59
60
61
Pin name
DREQ1
DACK1
DEOP1
DSTP1
IOWR
IORD
CS0
CS1
CS2
CS3
PB3
PB4
PB5
PB6
PB7
PA1
PA1
PA2
PA3
X1
X0
circuit type
I/O
A
F
F
F
F
F
F
F
F
F
DMA external transfer request input. When selected as a DMA startup
source, this input is in use at all times, so that output from other functions
must be stopped unless used intentionally.
General purpose input/output port.
DMA external transfer request acknowledge output. This function is valid
when the DMA transfer request acknowledge output setting is enabled.
General purpose input/output port. This function is enabled when the
DNA transfer request acknowledge output setting is disabled.
DMA external transfer end output. This function is valid when the DMA
external transfer end output setting is enabled.
DMA external transfer stop input. This function is valid when the DMA ex-
ternal transfer stop input setting is enabled.
General purpose input/output port. This function is valid when the DMA
external transfer end output selection and the DMA external transfer stop
input selection are disabled.
Clock (oscillator) output
Clock (oscillator) input
Write strobe output for DMA fly-by transfer. This function is valid when
the DMA fly-by transfer write strobe output setting is enabled.
General purpose input/output port. This function is valid when the DMA
fly-by transfer write strobe output setting is disabled.
Read strobe output for DMA fly-by transfer. This function is valid when
the DMA fly-by transfer read strobe output setting is enabled.
General purpose input/output port. This function is valid when the DMA
fly-by transfer read strobe output setting is disabled.
Chip select output. This function is valid when the chip select 0 output
setting is enabled.
General purpose input/output port. This function is valid when the chip
select 0 output setting is disabled.
Chip select output. This function is valid when the chip select 1 output
setting is enabled.
General purpose input/output port. This function is valid when the chip
select 1 output setting is disabled.
Chip select output. This function is valid when the chip select 2 output
setting is enabled.
General purpose input/output port. This function is valid when the chip
select 2 output setting is disabled.
Chip select output. This function is valid when the chip select 3 output
setting is enabled.
General purpose input/output port. This function is valid when the chip
select 3 output setting is disabled.
Description
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