![](http://datasheet.mmic.net.cn/330000/MB89850R_datasheet_16437168/MB89850R_8.png)
MB89850R Series
8
(Continued)
(Continued)
*1: DIP-64P-M01, DIP-64C-A06
*2: FPT-64P-M06, FPT-64C-A02
Pin no.
Pin name
Circuit
type
Function
SH-DIP
*1
QFP
*2
1
58
P31/SO1
E
General-purpose I/O port
Also serves as the data output for the UART.
This port is a hysteresis input type.
63
56
P32/SI1
E
General-purpose I/O port
Also serves as the data input for the UART.
This port is a hysteresis input type.
62
55
P33/SCK2
E
General-purpose I/O port
Also serves as the clock I/O for the 8-bit serial I/O.
This port is a hysteresis input type.
61
54
P34/SO2
E
General-purpose I/O port
Also serves as the data output for the 8-bit serial I/O.
This port is a hysteresis input type.
60
53
P35/SI2
E
General-purpose I/O port
Also serves as the data input for the 8-bit serial I/O.
This port is a hysteresis input type.
59
52
P36/PTO1
E
General-purpose I/O port
Also serves as the pulse output for the 8-bit PWM timer 1.
This port is a hysteresis input type.
58
51
P37/PTO2
E
General-purpose I/O port
Also serves as the pulse output for the 8-bit PWM timer 2.
This port is a hysteresis input type.
10
3
P40/RTO0
E
General-purpose I/O port
Also serves as the pulse output for the timer unit.
This port is a hystereisis input type.
9,
8,
7
2,
1,
64
P41/RTO1/U,
P42/RTO2/V,
P43/RTO3/W
E
General-purpose I/O ports
Also serve as the pulse output or non-overlap three-
phase waveform output for the timer unit.
These ports are a hysteresis input type.
6,
5,
4
63,
62,
61
P44/X,
P45/Y,
P46/Z
E
General-purpose I/O ports
Also serve as a non-overlap three-phase waveform
output.
These ports are a hysteresis input type.
3
60
P47/TRGI
E
General-purpose I/O port
Also serves as the trigger input for the timer unit.
This port is a hysteresis input type.
11 to 18
4 to 11
P50/AN0 to
P57/AN7
G
N-ch open-drain output ports
Also serve as the analog input for the A/D converter.
26 to 24
19 to 17
P60/INT0 to
P62/INT2
H
General-purpose input ports
Also serve as an external interrupt input.
These ports are a hysteresis input type.
23
16
P63/INT3/
ADST
H
General-purpose input port
Also serves as an external interrupt input and as the
activation trigger input for the A/D converter.
This port is a hysteresis input type.