HD6412350 Hitachi, HD6412350 Datasheet - Page 38

• Manufacturer Part Number: HD6412350
• Description: (HD6412350 / HD6432351) 16-BIT MICROCONTROLLER
• Manufacturer: Hitachi

Table 1-3
Type
A/D converter
and D/A
converter
I/O ports
18
Pin Functions (cont)
Symbol
AV
AV
V
P1
P1
P2
P2
P3
P3
P4
P4
P5
P5
ref
7
0
7
0
5
0
7
0
3
0
CC
SS
to
to
to
to
to
TFP-120
93
103
94
105 to
112
64 to 71
58 to 53
102 to
95
92 to 89
Pin No.
FP-128
103
113
104
115 to
122
72 to 79
64 to 59
112 to
105
102, 101,
98, 97
I/O
Input
Input
Input
I/O
I/O
I/O
Input
I/O
Name and Function
This is the power supply pin for the
A/D converter and D/A converter.
When the A/D converter and D/A
converter are not used, this pin
should be connected to the system
power supply (+5 V).
This is the ground pin for the A/D
converter and D/A converter.
This pin should be connected to the
system power supply (0 V).
This is the reference voltage input pin
for the A/D converter and D/A
converter.
When the A/D converter and D/A
converter are not used, this pin
should be connected to the system
power supply (+5 V).
Port 1: An 8-bit I/O port. Input or
output can be designated for each bit
by means of the port 1 data direction
register (P1DDR).
Port 2: An 8-bit I/O port. Input or
output can be designated for each bit
by means of the port 2 data direction
register (P2DDR).
Port 3: A 6-bit I/O port. Input or
output can be designated for each bit
by means of the port 3 data direction
register (P3DDR).
Port 4: An 8-bit input port.
Port 5: A 4-bit I/O port. Input or
output can be designated for each bit
by means of the port 5 data direction
register (P5DDR).