![](http://datasheet.mmic.net.cn/330000/MB89538HP_datasheet_16436949/MB89538HP_10.png)
MB89530H Series
10
(Continued)
Pin no.
Pin name
I/O
circuit
type
Function
SH-DIP*
1
MDIP*
2
QFP*
3
MQFP*
4
LQFP*
5
QFP*
6
1
58
57
P36/WTO
D
General purpose I/O port.Resource output.
This pin also functions as the PWC output pin.
2
59
58
P37/PTO1
D
General purpose I/O port.Resource output.
This pin also functions as the PWM timer 1 output pin.
3
60
59
P40/INT20/
EC
E
General purpose I/O port.Resource I/O pin (hysteresis
input)This pin also functions as an external interrupt
input or 16-bit timer/counter input.
4
61
60
P41/INT21/
SCK2
E
General purpose I/O port.Resource I/O pin (hysteresis
input)This pin also functions as an external interrupt
input or SIO clock I/O pin.
5
62
61
P42/INT22/
SO2/SDA
G
N-ch open drain output.
Resource I/O pin (hysteresis only for INT22 input) .
This pin also functions as an external interrupt input,
SIO serial data output, or I
2
C data line.
6
63
62
P43/INT23/
SI2/SCL
G
N-ch open drain output.
Resource I/O pin (hysteresis only for INT23 input) .
This pin also functions as an external interrupt, SIO
serial data input, or I
2
C clock I/O pin.
7
64
63
P44/INT24/
UCK2
E
General purpose I/O port.
Resource I/O pin (hysteresis input) .
This pin also functions as an external interrupt input or
UART clock I/O pin.
8
1
64
P45/INT25/
UO2
E
General purpose I/O port.
Resource I/O pin (hysteresis input) .
This pin also functions as an external interrupt input or
UART data output pin.
9
2
1
P46/INT26/
UI2
E
General purpose I/O port.
Resource I/O pin (hysteresis input) .
This pin also functions as an external interrupt input or
UART data input pin.
10
3
2
P47/INT27/
ADST
E
General purpose I/O port.
Resource I/O pin (hysteresis input) .
This pin also functions as an external interrupt input or
A/D converter clock input pin.
11 to 18
4 to 11
3 to 10
P50/AN0 to
P57/AN7
H
N-ch open drain output port.
This pin also functions as an A/D converter analog input
pin.
22 to 24
15 to 17
14 to 16
P60/INT10
to
P62/INT12
I
General purpose input port.
Resource input pin (hysteresis input) .
This pin also functions as an external interrupt input pin.