HD6435348R Hitachi Semiconductor, HD6435348R Datasheet - Page 43

• Manufacturer Part Number: HD6435348R
• Description: Single-Chip Microcomputer
• Manufacturer: Hitachi Semiconductor

Table 1-4 Pin Functions (cont)
Type
Parallel
I/O
Symbol
P5
P6
P7
P8
P9
7
3
7
7
7
– P5
– P6
– P7
– P8
– P9
0
0
0
0
0
CP-84,
CG-84
50 – 43
54 – 51
63 – 56
73 – 66
82 – 75
Pin No.
FP-80A,
TFP-80C I/O Name and Function
37 – 30
41 – 38
50 – 43
59 – 52
68 – 61
I/O Port 5: An 8-bit input/output port.
I/O Port 6: A 4-bit input/output port. The direction
I/O Port 7: An 8-bit input/output port.
I
I/O Port 9: An 8-bit input/output port.
22
The direction of each bit is determined by the
port 5 data direction register (P5DDR).
These pins have built-in MOS input pull-ups.
of each bit is determined by the port 6 data
direction register (P6DDR). These pins have
built-in MOS input pull-ups.
The direction of each bit is determined by the
port 7 data direction register (P7DDR).
These pins have Schmitt inputs.
Port 8: An 8-bit input port
The direction of each bit is determined by the
port 9 data direction register (P9DDR).