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RL78/G1A CHAPTER 1 OUTLINE
1.4 Pin Identification
PCLBUZ0, PCLBUZ1: Programmable clock output/buzzer
output
ANI0 to ANI12,
ANI16 to ANI30: Analog input
REGC: Regulator capacitance
AV
DD: Analog power supply
RESET: Reset
AV
SS: Analog ground
RTC1HZ: Real-time clock correction clock
(1 Hz) output
AV
REFM: A/D converter reference
potential (− side) input
RxD0 to RxD2: Receive data
AV
REFP: A/D converter reference
potential (+ side) input
SCK00, SCK01, SCK10,
SCK11, SCK20, SCK21: Serial clock input/output
EV
DD0: Power supply for port
SCLA0, SCL00, SCL01,
EV
SS0: Ground for port
SCL10, SCL11, SCL20,
EXCLK: External clock input (main
system clock)
SCL21: Serial clock output
SDAA0, SDA00, SDA01,
EXCLKS: External clock input
(subsystem clock)
SDA10, SDA11, SDA20,
SDA21: Serial data input/output
INTP0 to INTP11: Interrupt Request from
SI00, SI01, SI10, SI11,
External
SI20, SI21: Serial data input
KR0 to KR9: Key return
SO00, SO01, SO10,
P00 to P06: Port 0
SO11, SO20, SO21: Serial data output
P10 to P16: Port 1
TI00, TI01, TI03 to TI07: Timer input
P20 to P27: Port 2
TO00, TO01,
P30, P31: Port 3
TO03 to TO07: Timer output
P40 to P43: Port 4
TOOL0: Data input/output for tool
P50, P51: Port 5
TOOLRxD, TOOLTxD: Data input/output for external device
P60 to P63: Port 6
TxD0 to TxD2: Transmit data
P70 to P77: Port 7
V
DD: Power supply
P120 to P124: Port 12
P130, P137: Port 13
VSS: Ground
P140, P141: Port 14
X1, X2: Crystal oscillator (main system clock)
P150 to P154: Port 15
XT1, XT2: Crystal oscillator (subsystem clock)
R01UH0305EJ0200 Rev.2.00 12
Jul 04, 2013