UPD78F1502AGK-GAK-AX Datasheet, PDF (49/1031 Pages) Renesas Technology Corp – 16-Bit Single-Chip Microcontrollers

78K0R/Lx3
CHAPTER 2 PIN FUNCTIONS
(2) Non-port functions (2/4) : 78K0R/LG3
Function Name I/O
Function
After Reset Alternate Function
COM0 to
COM3
Output LCD controller/driver common signal outputs
Output
−
COM4 to
COM7
SEG0 to SEG3
VLC0 to VLC2
− LCD drive voltage
−
−
VLC3
CAPH
− Connecting a capacitor for LCD controller/driver
Input port P02
Input port P00
CAPL
P01
EXLVI
Input Potential input for external low-voltage detection
Input port P120/INTP0
INTP0
INTP1
Input
External interrupt request input for which the valid edge (rising
edge, falling edge, or both rising and falling edges) can be
specified
Input port
P120/EXLVI
P30/TI03/TO00/
RTC1HZ
INTP2
P31/TI00/TO03/
RTCDIV/RTCCL/
PCLBUZ1
INTP3
P33/TI07/TO07
INTP4
P14/SI10/RxD1/
SDA10
INTP5
P32/TI01/TO01/
PCLBUZ0
INTP6
P11/SI20/RxD2/
SDA20
INTP7
P15/SCK10/SCL10
INTP8
P34/TI06/TO06
INTP9
P81/RxD0/SI00
INTP10
P16/TI05/TO05
INTP11
P80/SCK00
PCLBUZ0
Output Clock output/buzzer output
Input port P32/TI01/TO01/
INTP5
PCLBUZ1
P31/TI00/TO03/
RTCDIV/RTCCL/INTP2
REGC
−
Connecting regulator output (2.4 V) stabilization capacitance for
−
−
internal operation.
Connect to VSS via a capacitor (0.47 to 1 μF).
RTCDIV
Output Real-time counter clock (32 kHz divided frequency) output
Input port
P31/TI00/TO03/
PCLBUZ1/RTCCL/
INTP2
RTCCL
Output Real-time counter clock (32 kHz original oscillation) output
Input port
P31/TI00/TO03/
PCLBUZ1/RTCDIV/
INTP2
RTC1HZ
Output Real-time counter correction clock (1 Hz) output
Input port P30/TI03/TO00/
INTP1
RESET
Input System reset input
−
−
R01UH0004EJ0501 Rev.5.01
33
Jun 20, 2011