Datasheet

78K0/Kx2-L CHAPTER 2 PIN FUNCTIONS
R01UH0028EJ0400 Rev.4.00 31
Sep 27, 2010
(3) Port functions: 78K0/KA2-L (25, 32 pins)
Function Name I/O Function After Reset Alternate Function
P00
Note 1
TI000
Note 1
/INTP0
Note 1
(/TOH1)
Note 1
(/TI51)
Note 1
P01
Note 2
TO00
Note 2
/TI010
Note 2
P02
I/O
Port 0.
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
SSI11/INTP5
P20 ANI0/AMP0-
Note 3
P21
ANI1/AMP0OUT
Note 3
/
PGAIN
Note 3
P22 ANI2/AMP0+
Note 3
P23 ANI3
P24 ANI4
P25 ANI5
P26 ANI6
P27
Note 2
I/O
Port 2.
8-bit I/O port.
Input/output can be specified in 1-bit units.
Analog input
ANI7
Note 2
P31 INTP2/TOOLC1
P32 INTP3/TOOLD1
P33
−
P34 INTP4(/TOH1)
(/TI51)
Note 1
P35 SCK11
P36 SI11
P37
I/O
Port 3.
7-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
SO11
P60 TxD6/SCLA0
P61
I/O
Port 6.
2-bit I/O port.
Input/output can be specified in 1-bit units.
Input can be set to SMBus input buffer in 1-bit units.
Output can be set to N-ch open-drain output (V
DD
tolerance).
Use of an on-chip pull-up resistor can be specified by a
software setting.
Input port
RxD6/SDAA0
P70
Note 2
ANI8
Note 2
P71
Note 2
ANI9
Note 2
P72
Note 2
I/O
Port 7.
3-bit I/O port.
Input/output can be specified in 1-bit units.
Analog input
ANI10
Note 2
P121 X1/TOOLC0
(/TI000)(/INTP0)
P122
Input port
X2/EXCLK/
TOOLD0
P125
Input
Port 12.
3-bit I/O port.
For only P125, use of an on-chip pull-up resistor can be
specified by a software setting.
Reset input
RESET(/TI000)
Note 2
(/INTP0)
Note 2
Notes 1. 25-pin products only
2. 32-pin products only
3.
μ PD78F0565, 78F0566, and 78F0567 (products with operational amplifier) only
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