Renesas RL78/G13 - 128-Pin Products

RL78/G13 CHAPTER 2 PIN FUNCTIONS
R01UH0146EJ0100 Rev.1.00 70
Sep 22, 2011
2.1.14 128-pin products
(1/4)
Function Name I/O Function After Reset Alternate Function
P00 TI00
P01
Input port
TO00
P02 ANI17/SO10/TxD1
P03
Analog input
port
ANI16/SI10/RxD1/
SDA10
P04 SCK10/SCL10
P05
−
P06
−
P07
I/O
Port 0.
8-bit I/O port.
Input of P01, P03 and P04 can be set to TTL input buffer.
Output of P00, P02 to P04 can be set to N-ch open-drain
output (V
DD tolerance).
P02 and P03 can be set to analog input.
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
−
P10
SCK00/SCL00/(TI07)/
(TO07)
P11
SI00/RxD0/
TOOLRxD/SDA00/
(TI06)/(TO06)
P12
SO00/TxD0/TOOLTxD
/(INTP5)/(TI05)/(TO05)
P13
TxD2/SO20/(SDAA0)/
(TI04)/(TO04)
P14
RxD2/SI20/SDA20/
(SCLA0)/(TI03)/
(TO03)
P15
SCK20/SCL20/(TI02)/
(TO02)
P16
TI01/TO01/INTP5/
(SI00)/(RxD0)
P17
I/O
Port 1.
8-bit I/O port.
Input of P10, P11, and P13 to P17 can be set to TTL input
buffer.
Output of P10 to P15, and P17 can be set to N-ch open-drain
output (V
DD tolerance).
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
TI02/TO02/(SO00)/
(TxD0)
P20 ANI0/AVREFP
P21 ANI1/AVREFM
P22 ANI2
P23 ANI3
P24 ANI4
P25 ANI5
P26 ANI6
P27
I/O
Port 2.
8-bit I/O port.
Input/output can be specified in 1-bit units.
Analog input
port
ANI7
Remark Functions in parentheses in the above figure can be assigned via settings in the peripheral I/O redirection
register (PIOR).
<R>