Datasheet
RL78/G13   1. OUTLINE 
Page 33 of 194R01DS0131EJ0310 Rev.3.10 
Nov 15, 2013 
1.4 Pin Identification 
ANI0 to ANI14, 
ANI16 to ANI26:   Analog input 
AV
REFM:  A/D converter reference 
potential (− side) input 
AV
REFP:  A/D converter reference 
potential (+ side) input 
EV
DD0, EVDD1:  Power supply for port 
EVSS0, EVSS1:  Ground for port 
EXCLK:  External clock input (Main 
system clock) 
EXCLKS:  External clock input 
(Subsystem clock) 
INTP0 to INTP11:  Interrupt request from 
peripheral 
KR0 to KR7:  Key return 
P00 to P07:  Port 0 
P10 to P17:  Port 1 
P20 to P27:  Port 2 
P30 to P37:  Port 3 
P40 to P47:  Port 4 
P50 to P57:  Port 5 
P60 to P67:  Port 6 
P70 to P77:  Port 7 
P80 to P87:  Port 8 
P90 to P97:  Port 9 
P100 to P106:  Port 10 
P110 to P117:  Port 11 
P120 to P127:  Port 12 
P130, P137:  Port 13 
P140 to P147:  Port 14 
P150 to P156:  Port 15 
PCLBUZ0, PCLBUZ1:  Programmable clock 
output/buzzer output 
REGC: Regulator capacitance 
RESET: Reset 
RTC1HZ:  Real-time clock correction clock 
(1 Hz) output 
RxD0 to RxD3:  Receive data 
SCK00, SCK01, SCK10, 
SCK11, SCK20, SCK21, 
SCLA0, SCLA1:  Serial clock input/output 
SCLA0, SCLA1, SCL00,  
SCL01, SCL10, SCL11, 
SCL20,SCL21, SCL30, 
SCL31: Serial clock output 
SDAA0, SDAA1, SDA00, 
SDA01,SDA10, SDA11, 
SDA20,SDA21, SDA30, 
SDA31: Serial data input/output 
SI00, SI01, SI10, SI11, 
SI20, SI21, SI30, SI31:  Serial data input 
SO00, SO01, SO10, 
SO11, SO20, SO21, 
SO30, SO31:  Serial data output 
TI00 to TI07, 
TI10 to TI17:  Timer input 
TO00 to TO07, 
TO10 to TO17:  Timer output 
TOOL0:  Data input/output for tool 
TOOLRxD, TOOLTxD:  Data input/output for external device 
TxD0 to TxD3:  Transmit data 
V
DD: Power supply 
V
SS: Ground 
X1, X2:  Crystal oscillator (main system clock) 
XT1, XT2:  Crystal oscillator (subsystem clock) 










