UPD78F0411GA-GAM-AX Datasheet, PDF (79/564 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

CHAPTER 4 PORT FUNCTIONS
Table 4-2. Port Functions
Function Name I/O
P12
I/O
P13
Function
After Reset Alternate Function
Port 1.
2-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.
Input port
RxD0/KR3/<RxD6>
TxD0/KR4/<TxD6>
P20
I/O Port 2.
P21
6-bit I/O port.
Input/output can be specified in 1-bit units.
P22
P23
P24
P25
Digital
SEG21/ANI0^Note
input port _SEG20/ANI1Note
SEG19/ANI2^Note
SEG18/ANI3^Note
SEG17/ANI4^Note
SEG16/ANI5^Note
P31
I/O Port 3.
Input port TOH1/INTP3
P32
4-bit I/O port.
TOH0/MCGO
Input/output can be specified in 1-bit units.
P33
Use of an on-chip pull-up resistor can be specified by a software setting.
TI000/RTCDIV/
RTCCL/BUZ/INTP2
P34
TI52/TI010/TO00/
RTC1HZ/INTP1
P40
I/O Port 4.
Input port VLC3/KR0
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.
P100, P101
I/O Port 10.
Input port SEG4, SEG5
2-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.
P112
P113
P120
P121
P122
P123
P124
P140 to P143
P150 to P153
I/O Port 11.
Input port SEG6/TxD6
2-bit I/O port.
Input/output can be specified in 1-bit units.
SEG7/RxD6
Use of an on-chip pull-up resistor can be specified by a software setting.
I/O
Input
Port 12.
1-bit I/O port and 4-bit input port.
Only for P120, use of an on-chip pull-up resistor can be specified by a
software setting.
Input port INTP0/EXLVI
X1/OCD0A
X2/EXCLK/OCD0B
XT1
XT2
I/O Port 14.
Input port SEG8 to SEG11
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.
I/O Port 15.
Input port SEG12 to SEG15
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.
Note μPD78F041x only.
Remark The functions within arrowheads (< >) can be assigned by setting the input switch control register (ISC).
User’s Manual U18698EJ1V0UD
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