PD178002_15 Datasheet, PDF (16/50 Pages) Renesas Technology Corp – 8-BIT SINGLE-CHIP MICROCONTROLLERS

µPD178002, 178003
5. PERIPHERAL HARDWARE FUNCTION FEATURES
5.1 Ports
The following four types of I/O ports are available.
• CMOS input (P00):
1
• CMOS input/output (P01 to P06, port 1 to port 5, P64 to P67, port 12): 54
• N-ch open-drain input/output (P60 to P63):
4
• N-ch open-drain output (Port 13):
3
Total:
62
Table 5-1. Port Functions
Name
Port 0
Port 1
Port 2
Port 3
Port 4
Port 5
Port 6
Port 12
Port 13
Pin Name
Function
P00
Input only
P01 to P06 Input/output port. Input/output can be specified in 1-bit units.
P10 to P15 Input/output port. Input/output can be specified in 1-bit units.
P20 to P27 Input/output port. Input/output can be specified in 1-bit units.
P30 to P37 Input/output port. Input/output can be specified in 1-bit units.
P40 to P47
Input/output port. Input/output can be specified in 8-bit units.
The test flag (KRIF) is set to 1 by falling edge detection.
P50 to P57 Input/output port. Input/output can be specified in 1-bit units.
P60 to P63
N-ch open-drain input/output port. Input/output can be specified in 1-bit units.
LEDs can be driven directly.
P64 to P67 Input/output port. Input/output can be specified in 1-bit units.
P120 to P125 Input/output port. Input/output can be specified in 1-bit units.
P132 to P134 N-ch open-drain output port.
14
Data Sheet U12628EJ3V0DS00