19
μ
PD78052Y, 78053Y, 78054Y, 78055Y, 78056Y, 78058Y
5.
PERIPHERAL HARDWARE FUNCTION FEATURES
5.1
Ports
The following 3 types of I/O ports are available.
CMOS input (P00, P07)
CMOS input/output (P01 to P06, port 1 to port 5, P64 to P67, port 7, port 12, port 13)
N-channel open-drain input/output (P60 to P63)
Total
:
:
:
:
2
63
4
69
Table 5-1. Port Functions
Name
Pin Name
Function
Port 0
P00, P07
Dedicated input port pins
P01 to P06
Input/output port pins. Input/output specifiable bit-wise.
When used as input port pins, on-chip pull-up resistor can be used by software.
Port 1
P10 to P17
Input/output port pins. Input/output specifiable bit-wise.
When used as input port pins, on-chip pull-up resistor can be used by software.
Port 2
P20 to P27
Input/output port pins. Input/output specifiable bit-wise.
When used as input port pins, on-chip pull-up resistor can be used by software.
Port 3
P30 to P37
Input/output port pins. Input/output specifiable bit-wise.
When used as input port pins, on-chip pull-up resistor can be used by software.
Port 4
P40 to P47
Input/output port pins. Input/output specifiable in 8-bit units.
When used as input port pins, on-chip pull-up resistor can be used by software.
Test input flag (KRIF) is set to 1 by falling edge detection.
Port 5
P50 to P57
Input/output port pins. Input/output specifiable bit-wise.
When used as input port pins, on-chip pull-up resistor can be used by software.
LED direct drive capability.
Port 6
P60 to P63
N-channel open-drain input/output port pins. Input/output specifiable bit-wise.
On-chip pull-up resistor can be used by mask option.
LED direct drive capability.
P64 to P67
Input/output port pins. Input/output specifiable bit-wise.
When used as input port pins, on-chip pull-up resistor can be used by software.
Port 7
P70 to P72
Input/output port pins. Input/output specifiable bit-wise.
When used as input port pins, on-chip pull-up resistor can be used by software.
Port 12
P120 to P127
Input/output port pins. Input/output specifiable bit-wise.
When used as input port pins, on-chip pull-up resistor can be used by software.
Port 13
P130, P131
Input/output port pins. Input/output specifiable bit-wise.
When used as input port pins, on-chip pull-up resistor can be used by software.