PD178046_15 Datasheet, PDF (12/42 Pages) Renesas Technology Corp – 8-BIT SINGLE-CHIP MICROCONTROLLER

1. PIN FUNCTIONS
1.1 Port Pins
Pin Name
P00-P03
P10-P13
P20, P21
P22, P23
P40-P47
P50-P54
P60-P67
P70
P71
P72
P73
P74
P75
P76
P77
P130-P133
P134
I/O
I/O
Input
I/O
I/O
I/O
I/O
I/O
Function
Port 0.
4-bit I/O port.
Can be set in input or output mode in 1-bit units.
Port 1.
4-bit input port.
Port 2.
4-bit I/O port.
Can be set in input or output mode in 1-bit units.
Port 4.
8-bit I/O port.
Can be set in input or output mode in 1-bit units.
Port 5.
5-bit I/O port.
Can be set in input or output mode in 1-bit units.
Port 6.
8-bit I/O port.
Can be set in input or output mode in 1-bit units.
Port 7.
8-bit I/O port.
Can be set in input or output mode in 1-bit units.
Output
Port 13.
5-bit output port.
N-ch open-drain output port (5 V withstand voltage).
µPD178046, 178048
At Reset Shared with:
Input INTP0-INTP3
Input ANI0-ANI3
Input
Input
SCL0, SCL1
SDA0, SDA1
—
Input
—
Input
—
Input
—
SI3
SO3
SCK3
TI21
OSCMON
TI5
TO5
TI9
PWM00-PWM03
PWM1
10
Preliminary Product Information