MB90385 Series
■ PIN DESCRIPTION
Pin No.
Pin name
Circuit
type
Function
1
AVcc
⎯ Vcc power input pin for A/D converter.
2
AVR
⎯ Power (Vref+) input pin for A/D converter. Use as input for Vcc or lower.
3 to 10
P50 to P57
AN0 to AN7
General-purpose input/output ports.
E Functions as analog input pins for A/D converter. Valid when analog
input setting is “enabled.”
P37
General-purpose input/output port.
11
ADTG
D Function as an external trigger input pin for A/D converter. Use the pin by
setting as input port.
P20
General-purpose input/output port.
12
TIN0
D Function as an event input pin for reload timer 0. Use the pin by setting as
input port.
P21
General-purpose input/output port.
13
TOT0
D Function as an event output pin for reload timer 0. Valid only when output
setting is “enabled.”
P22
General-purpose input/output port.
14
TIN1
D Function as an event input pin for reload timer 1. Use the pin by setting as
input port.
P23
General-purpose input/output port.
15
TOT1
D Function as an event output pin for reload timer 1. Valid only when output
setting is “enabled.”
P24 to P27
16 to 19
INT4 to INT7
General-purpose input/output ports.
D
Functions as external interrupt input pins. Use the pins by setting as input port.
20
MD2
F Input pin for specifying operation mode. Connect directly to Vss.
21
MD1
C Input pin for specifying operation mode. Connect directly to Vcc.
22
MD0
C Input pin for specifying operation mode. Connect directly to Vcc.
23
RST
B External reset input pin.
24
Vcc
⎯ Power source (5 V) input pin.
25
Vss
⎯ Power source (0 V) input pin.
26
C
⎯
Capacitor pin for stabilizing power source. Connect a ceramic capacitor of
approximately 0.1 µF.
27
X0
A Pin for high-rate oscillation.
28
X1
A Pin for high-rate oscillation.
29 to 32
P10 to P13
IN0 to IN3
General-purpose input/output ports.
D Functions as trigger input pins of input capture ch.0 to ch.3. Use the pins
by setting as input ports.
(Continued)
DS07-13717-5E
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