ML63512A Datasheet, PDF (8/30 Pages) OKI electronic componets – 4-Bit Microcontroller with Built-in Level Detector, Melody Circuit, and Comparator,Operating at 0.9 V (Min.)

¡ Semiconductor
ML63512A/63514A
Table 1 Pin Descriptions (Basic Functions) (continued)
Function
Port
Symbol
P0.0/INT0
P0.1/INT1
P0.2/INT2
P0.3/INT3
P1.0/
TM0CAP/
TM0OVF
P1.1/
TM1CAP/
TM1OVF
P1.2/T0CK
P1.3/T1CK
P2.0/TBCCLK
P2.1/HSCLK
P2.2
P2.3
P3.0/RXD
P3.1/TXC
P3.2/RXC
P3.3/TXD
P4.0
P4.1
P4.2
P4.3
P5.0
P5.1
P5.2
P5.3
Pin
TB TP
37 51
38 52
39 53
40 54
41 55
Type
Description
4-bit input-output ports.
In input mode, pull-up resistor input or high-impedance
I/O
input is selectable for each bit.
In output mode, N-channel open drain output or CMOS
output is selectable for each bit.
I/O
42 56
43 57
44 58
45 59
46 60
I/O
47 61
48 62
1
3
2
4
I/O
3
5
4
6
5
7
6
8
I/O
7
9
8 10
9 11
10 12
I/O
11 13
12 14
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