11
Table 1.2
Pin Functions (cont)
Pin No.
Type
Symbol
FP-80A
TFP-80C
FP-80B
I/O
Name and Functions
14-bit
PWM pin
PWM
18
20
Output 14-bit PWM output: This is an output
pin for waveforms generated by the 14-
bit PWM
I/O ports
PB
7
to PB
0
1, 80 to 74 3 to 1,
80 to 76
Input
Port B: This is an 8-bit input port.
P4
3
72
74
Input
Port 4 (bit 3): This is a 1-bit input port.
P4
2
to P4
0
71 to 69
73 to 71
I/O
Port 4 (bits 2 to 0): This is a 3-bit I/O
port. Input or output can be designated
for each bit by means of port control
register 4 (PCR4).
PA
3
to PA
0
33 to 36
35 to 38
I/O
Port A: This is a 4-bit I/O port. Input or
output can be designated for each bit by
means of port control register A (PCRA).
P1
7
to P1
0
17 to 10
19 to 12
I/O
Port 1: This is an 8-bit I/O port. Input or
output can be designated for each bit by
means of port control register 1 (PCR1).
P3
7
to P3
0
25 to 18
27 to 20
I/O
Port 3: This is an 8-bit I/O port. Input or
output can be designated for each bit by
means of port control register 3 (PCR3).
P5
7
to P5
0
44 to 37
46 to 39
I/O
Port 5: This is an 8-bit I/O port. Input or
output can be designated for each bit by
means of port control register 5 (PCR5).
P6
7
to P6
0
52 to 45
54 to 47
I/O
Port 6: This is an 8-bit I/O port. Input or
output can be designated for each bit by
means of port control register 6 (PCR6).
P7
7
to P7
0
60 to 53
62 to 55
I/O
Port 7: This is an 8-bit I/O port. Input or
output can be designated for each bit by
means of port control register 7 (PCR7).
P8
7
to P8
0
68 to 61
70 to 63
I/O
Port 8: This is an 8-bit I/O port. Input or
output can be designated for each bit by
means of port control register 8 (PCR8).