Renesas rl78 User Manual
RL78/G1A
CHAPTER 4 PORT FUNCTIONS
R01UH0305EJ0200 Rev.2.00
123
Jul 04, 2013
Table 4-6. Setting Examples of Registers and Output Latches When Using Alternate Function (3/17)
Used Function
Alternate Function Output
Pin Name
Function
Name
I/O
PIOR POMxx
PMCxx
PMxx
Pxx
SAU Output
Function
Other than
SAU
25-pin 32-pin 48-pin 64-pin
Input
−
×
− 1
×
×
−
Output
− 0 − 0
0/1
SCK00 = 1,
SCL00 = 1
−
P10
N-ch open
drain output
− 1 − 0
0/1
×
−
√
√
√
√
ANI18 Analog
input
×
× 1
1
×
×
−
√
√
√
√
Input
×
× 0
1
×
×
−
√
√
√
√
SCK00
Output
× 0/1 0
0
1
×
−
√
√
√
√
SCL00 Output
× 0/1 0
0
1
×
−
√
√
√
√
P10
(KR0) Input
03H
Note
× 0
1
×
×
−
×
√
√
√
Input
−
×
− 1
×
−
−
Output
− 0 − 0
0/1
P11
N-ch open
drain output
− 1 − 0
0/1
− SDA00
=
0
√
√
√
√
ANI20 Analog
input
×
× 1
1
×
−
×
√
√
√
√
SI00 Input
×
× 0
1
×
−
×
√
√
√
√
SDA00 I/O
× 1 0
0
1
−
×
√
√
√
√
RxD0 Input
×
× 0
1
×
−
×
√
√
√
√
TOOLRxD Input
×
× 0
1
×
−
×
√
√
√
√
P11
(KR1) Input
03H
Note
× 0
1
×
−
×
×
√
√
√
Input
−
×
− 1
×
×
×
Output
− 0 − 0
0/1
SO00 = 1,
TxD0 = 1
TOOLTxD
= 0
P12
N-ch open
drain output
− 1 − 0
0/1
×
×
√
√
√
√
ANI21 Analog
input
×
× 1
1
×
×
×
√
√
√
√
SO00 Output
× 0/1 0
0
1
×
TOOLTxD
= 0
√
√
√
√
TxD0 Output
× 0/1 0
0
1
×
TOOLTxD
= 0
√
√
√
√
TOOLTxD Output
× 0/1 0
0
1
SO00 = 1,
TxD0 = 1
×
√
√
√
√
P12
(KR2) Input
03H
Note
× 0
1
×
×
×
×
√
√
√
Note 32- to 64-pin products only
<R>