RL78/G15 CHAPTER 4 PORT FUNCTIONS
R01UH0959EJ0110 Rev.1.10 Page 124 of 765
Mar 7, 2023
Table 4-7. Setting Examples of Registers and Output Latches When Using Pin Function (7/10)
Pin
Name
Used Function PIORr POMp PMCq PMn Pm Alternate Function Output 20-
pin
16-
pin
10-
pin
8-
pin
Function
Name
I/O SAU Output Function Other than SAU
P20 P20 Input — — 0 1 × × × — — —
Output — — 0 0 0/1 (SCK01/SCL01) = 1 (TO03) = 0 — — —
ANI10 Analog input — — 1 1 × × × — — —
IVREF1 Input — — 1 1 × × × — — —
(INTP1) Input PIOR20 = 1 — 0 1 × × × — — —
(TI00) Input PIOR01 = 1
PIOR00 = 0
— 0 1 × × × — — —
(TI03) Input PIOR07 = 1
PIOR06 = 0
— 0 1 × × × — — —
(TO03) Output PIOR07 = 1
PIOR06 = 0
— 0 0 0 × × — — —
(SCK01) Input PIOR13 = 1
PIOR12 = 0
— 0 1 × × × — — —
Output PIOR13 = 1
PIOR12 = 0
— 0 0 1 × (TO03) = 0
(SCL01) Output PIOR13 = 1
PIOR12 = 0
— 0 0 1 — (TO03) = 0 — — —
P21 P21 Input — — 0 1 × — × — — —
Output — — 0 0 0/1 — (TO00) = 0 — — —
ANI9 Analog input — — 1 1 × — × — — —
IVCMP1 Input — — 1 1 × — × — — —
(INTP7) Input PIOR35 = 1
PIOR34 = 0
— 0 1 × — × — — —
(TO00) Output PIOR01 = 1
PIOR00 = 0
— 0 0 0 — × — — —
P22 P22 Input — × 0 1 × × × — — —
Output — 0 0 0 0/1 (SDA01) = 1 TO06 = 0
N-ch open
drain output
— 1 0 0 0/1
ANI8 Analog input — × 1 1 × × × — — —
(SDA01) I/O PIOR13 = 1
PIOR12 = 1
1 0 0 1 × TO06 = 0 — — —
TI06 Input — × 0 1 × × × — — —
TO06 Output — 0 0 0 0 × × — — —
(INTP5) Input PIOR25 = 1
PIOR24 = 0
× 0 1 × × × — — —
P23 P23 Input — — 0 1 × × × — — —
Output — — 0 0 0/1 (SCL01) = 1 TO04 = 0
ANI7 Analog input — — 1 1 × × × — — —
(SCL01) Output PIOR13 = 1
PIOR12 = 1
— 0 0 1 × TO04 = 0 — — —
(INTP6) Input PIOR27 = 1
PIOR26 = 0
— 0 1 × × × — — —
TI04 Input — — 0 1 × × × — — —
TO04 Output — — 0 0 0 × × — — —