MB91460M Series
6
DS07-16613-2E
■ PIN DESCRIPTION
(Continued)
Pin no.
Pin name
I/O
I/O circuit
type*
Function
2
P24_3
I/O
D
General-purpose input/output ports
INT3
Request input pin of external interrupt ch.3.
3
P22_6
I/O
C
General-purpose input/output ports
SDA1
Serial data input/output pin of I2C 1.
INT15
Request input pin of external interrupt ch.15. Exclusive from
P22_3.
4
P22_7
I/O
C
General-purpose input/output ports
SCL1
Serial clock input/output pin of I2C 1.
5
P24_4
I/O
C
General-purpose input/output ports
INT4
Request input pin of external interrupt ch.4.
SDA2
Serial data input/output pin of I2C 2.
6
P24_5
I/O
C
General-purpose input/output ports
INT5
Request input pin of external interrupt ch.5.
SCL2
Serial clock input/output pin of I2C 2.
7
P16_6
I/O
H
General-purpose input/output ports. Enabled when MD4
= “0”.
ICS2
Status output pin of DSU4. Enabled when MD4
= “1”.
8
P16_5
I/O
H
General-purpose input/output ports.Enabled when MD4
= “0”.
ICS1
Status output pin of DSU4. Enabled when MD4
= “1”.
9
P16_4
I/O
H
General-purpose input/output ports. Enabled when MD4
= “0”.
ICS0
Status output pin of DSU4. Enabled when MD4
= “1”.
10
P16_3
I/O
H
General-purpose input/output ports. Enabled when MD4
= “0”.
ICD3
Data input/output pin of DSU4. Enabled when MD4
= “1”.
11
P16_2
I/O
H
General-purpose input/output ports. Enabled when MD4
= “0”.
ICD2
Data input/output pin of DSU4. Enabled when MD4
= “1”.
12
P16_1
I/O
H
General-purpose input/output ports. Enabled when MD4
= “0”.
ICD1
Data input/output pin of DSU4. Enabled when MD4
= “1”.
13
P16_0
I/O
H
General-purpose input/output ports. Enabled when MD4
= “0”.
ICD0
Data input/output pin of DSU4. Enabled when MD4
= “1”.
14
P15_7
I/O
H
General-purpose input/output ports. Enabled when MD4
= “0”.
BREAK
BREAK input pin of DSU4. Enabled when MD4
= “1”.
15
P15_6
I/O
I
General-purpose input/output ports. Enabled when MD4
= “0”.
ICLK
Clock output pin of DSU4. Enabled when MD4
= “1”.
16
SHUT-
DOWN
O
J
Shutdown output, H active.