¡ Semiconductor
ML63512A/63514A
Table 2 shows the secondary functions of each pin of the ML63512A/63514A.
Table 2 Pin Descriptions (Secondary Functions)
Pin
Function Symbol
Type
Description
External 0 interrupt input pin.
TB
TP
Edge detection can be selected from one of a rising edge,
a falling edge, or both rising and falling edges.
External 1 interrupt input pin.
P0.0/INT0
37
51
I
Edge detection can be selected from one of a rising edge,
a falling edge, or both rising and falling edges.
External 2 interrupt input pin.
P0.1/INT1
External
38
39
40
52
53
54
I
I
I
Interrupt
Edge detection can be selected from one of a rising edge,
a falling edge, or both rising and falling edges.
External 3 interrupt input pin.
P0.2/INT2
Edge detection can be selected from one of a rising edge,
a falling edge, or both rising and falling edges.
Timer 0 (TM0) capture trigger input pin.
Timer 1 (TM1) capture trigger input pin.
Timer 0 (TM0) overflow flag output pin.
Timer 1 (TM1) overflow flag output pin.
Timer 0 (TM0) external clock input pin.
Timer 1 (TM1) external clock input pin.
Low-speed oscillation clock output pin.
High-speed oscillation clock output pin.
Serial port receive data input pin.
P0.3/INT3
P1.0/TM0CAP
Capture
41
42
41
42
43
44
45
46
1
55
56
55
56
57
58
59
60
3
I
I
P1.1/TM1CAP
P1.0/TM0OVF
O
O
I
P1.1/TM1OVF
Timer
P1.2/T0CK
P1.3/T1CK
I
Oscillation P2.0/TBCCLK
O
O
I
Output
P2.1/HSCLK
P3.0/RXD
Sync serial port clock input-output pin.
Transmit sync clock input-output pin when a serial port is used
synchronously.
P3.1/TXC
P3.2/RXC
2
3
4
5
I/O
I/O
Transmit clock output when this device is used as a master processor.
Transmit clock input when this device is used as a slave processor.
Sync serial port clock input-output pin.
Serial
Port
Receive sync clock input-output pin when a serial port is used
synchronously.
Receive clock output when this device is used as a master processor.
Receive clock input when this device is used as a slave processor.
Serial port transmit data output pin.
P3.3/TXD
P7.0/CMPIN
P7.1/CMPREF
P7.2/LDIN0
P7.3/LDIN1
4
6
O
I
13
14
15
16
19
20
21
22
Comparator analog input pin.
Comparator
I
Comparator reference voltage input pin.
Level detector analog input pin.
Level
I
Detector
I
Level detector analog input pin.
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