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RL78/G1A CHAPTER 4 PORT FUNCTIONS
R01UH0305EJ0200 Rev.2.00 133
Jul 04, 2013
Table 4-6. Setting Examples of Registers and Output Latches When Using Alternate Function (13/17)
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
P74
N-ch open
drain output
1 0 0/1
SDA01 = 0
× ×
SI01 Input × 1 × × × ×
SDA01 I/O 1 0 1 × × ×
INTP8 Input × × 1 × × × ×
P74
KR4 Input
00H
Note 1
× 1 × × × ×
Input 1 × × P75
Output
0 0/1
SCK01 = 1,
SCL01 = 1
× ×
Input × 1 × × × × SCK01
Output × 0 1 × × ×
SCL01 Output × 0 1 × × ×
INTP9 Input × 1 × × × ×
P75
KR5 Input
00H
Note 1
1 × × × ×
Input 1 × P76
Output 0 0/1
× × ×
INTP10 Input × 1 × × × ×
P76
KR6 Input
00H
Note 2
1 × × × ×
Input 1 × P77
Output 0 0/1
× × ×
INTP11 Input × 1 × × × ×
P77
KR7 Input
00H
Note 2
1 × × × ×
Notes 1. 48- and 64-pin products only
2. 64-pin products only
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