upd78f0124hgba1-8et-a Renesas Electronics Corporation., upd78f0124hgba1-8et-a Datasheet - Page 30

• Manufacturer Part Number: upd78f0124hgba1-8et-a
• Description: 8-bit Single-chip Microcontrollers
• Manufacturer: Renesas Electronics Corporation.

(1) Port pins
30
P00
P01
P02
P03
P10
P11
P12
P13
P14
P15
P16
P17
P20 to P27
P30 to P32
P33
P60 to P63
P70 to P77
P120
P130
P140
Pin Name
I/O
I/O
Input
I/O
I/O
I/O
I/O
Output
I/O
I/O
Port 0.
4-bit I/O port.
Input/output can be specified in 1-bit units.
Use of an on-chip pull-up resistor can be specified by a
software setting.
Port 1.
8-bit I/O port.
Input/output can be specified in 1-bit units.
Use of an on-chip pull-up resistor can be specified by a
software setting.
Port 2.
8-bit input-only port.
Port 3.
4-bit I/O port.
Input/output can be specified in 1-bit units.
Use of an on-chip pull-up resistor can be specified by a
software setting.
Port 6.
4-bit I/O port (N-ch open drain).
Input/output can be specified in 1-bit units.
Port 7.
8-bit I/O port.
Input/output can be specified in 1-bit units.
Use of an on-chip pull-up resistor can be specified by a
software setting.
Port 12.
1-bit I/O port.
Use of an on-chip pull-up resistor can be specified by a
software setting.
Port 13.
1-bit output-only port.
Port 14.
1-bit I/O port.
Input/output can be specified in 1-bit units.
Use of an on-chip pull-up resistor can be specified by a
software setting.
CHAPTER 2 PIN FUNCTIONS
User’s Manual U16962EJ3V0UD
Function
Input
Input
Input
Input
Input
Input
Input
Output
Input
After Reset
Alternate Function
TI000
TI010/TO00
SCK10/TxD0
SI10/RxD0
SO10
TxD6
RxD6
TOH0
TOH1/INTP5
TI50/TO50/FLMD1
ANI0 to ANI7
INTP1 to INTP3
INTP4/TI51/TO51
KR0 to KR7
INTP0
PCL/INTP6
−
−
−
−