LC87F72C8A Datasheet, PDF (9/24 Pages) Sanyo Semicon Device – 8-Bit Single Chip Microcontroller with 128 KB Flash Memory and 2048-Byte RAM On Chip

LC87F72C8A
Pin name
I/O
Function description
PORT8
I/O • 8bit Input/output port
• Input/output can be specified for each bit individually
P80 to P87
• Other functions:
AD input port: AN0 to AN7
Small signal detector input port: MICIN(P87)
S0/PA0 to
I/O • Segment output for LCD
S7/PA7
• Can be used as general purpose input/output port (PA)
S8/PB0 to
I/O • Segment output for LCD
S15/PB7
• Can be used as general purpose input/output port (PB)
S16/PC0 to I/O • Segment output for LCD
S23/PC7
• Can be used as general purpose input/output port (PC)
S24 /PD0to I/O • Segment output for LCD
S31/PD7
• Can be used as general purpose input/output port (PD)
S32/PE0 to I/O • Segment output for LCD
S39/PE7
• Can be used as general purpose input/output port (PE)
S40/PF0 to I/O • Segment output for LCD
S47/PF7
• Can be used as general purpose input/output port (PF)
COM0/PL0 I/O • Common output for LCD
to
• Can be used as general purpose input port (PL)
COM3/PL3
V1/PL4 to
I/O • LCD output bias power supply
V3/PL6
• Can be used as general purpose input port (PL)
RES
I Reset terminal
XT1
I • Input for 32.768kHz crystal oscillation
• Other functions:
General purpose input port
AD input port: AN10
• When not in use, connect to VDD1
XT2
I/O • Output for 32.768kHz crystal oscillation
• Other functions:
General purpose input port
AD input port: AN11
• When not in use, set to oscillation mode and leave open
CF1
I Input terminal for ceramic oscillator
CF2
O Output terminal for ceramic oscillator
Option
No
No
No
No
No
No
No
No
No
No
No
No
No
No
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