LC87F7032A Datasheet, PDF (8/21 Pages) Sanyo Semicon Device – CMOS IC FROM 32K byte, RAM 1024 byte on-chip 8-bit 1-chip Microcontroller

LC87F7032A
Pin Description
Pin name
I/O
VSS1,VSS2
-
VDD1,VDD2
-
VDC
-
CUP1,CUP2
-
PWM
I/O
PORT0
I/O
P00 to P07
PORT1
I/O
P10 to P17
PORT7
I/O
P70 to P73
Function
• Power supply (-)
• Power supply (+)
• Power supply (+)
• Capacitor connecting terminals for step-up/step-down
• PWM input/output port
• 8bit input/output port
• Data direction programmable in nibble units
• Use of pull-up resistor can be specified in nibble units
• Input for HOLD release
• Input for port 0 interrupt
• Input for AD Converter: AN0(P00) to AN4(P04)
• On chip debugger terminal (P05, P06, P07)
• 8bit input/output port
• Data direction programmable for each bit
• Use of pull-up resistor can be specified for each bit individually
• Other pin functions
P10 SIO0 data output
P11 SIO0 data input or bus input/output
P12 SIO0 clock input/output
P13 SIO1 data output
P14 SIO1 data input or bus input/output
P15 SIO1 clock input/output
P16: Timer 1 PWML output
P17: Timer 1 PWMH output/buzzer output
• 4bit Input/output port
• Data direction can be specified for each bit
• Use of pull-up resistor can be specified for each bit individually
• Input for AD Converter (AN5 to AN8)
• Other functions
P70: INT0 input/HOLD release input/timer0L capture input/output for watchdog timer/AN5
P71: INT1 input/HOLD release input/timer0H capture input/AN6
P72: INT2 input/HOLD release input/timer 0 event input/timer0L capture input/AN7
P73: INT3 input (noise rejection filter attached)/timer 0 event input/timer0H capture input/AN8
• Interrupt detection selection
Rising
Falling
Rising and
falling
H level
L level
INT0
enable
enable
disable
enable
enable
INT1
enable
enable
disable
enable
enable
INT2
enable
enable
enable
disable
disable
INT3
enable
enable
enable
disable
disable
S0 to S15
S16/PC0 to
S23/PC7
COM0 to
COM3
V1 to V3
RES
XT1
XT2
CF1
CF2
O
• Segment output for LCD
I/O
• Segment output for LCD
• Can be used as general purpose input/output port (PC)
• UART terminal (S22, S23 )
O
• Common output for LCD
I/O
• LCD output bias power supply
I
• Reset terminal
I
• Input for 32.768kHz crystal oscillation
• When not in use, connect to VDD1
I/O
• Output for 32.768kHz crystal oscillation
• When not in use, set to oscillation mode and leave open
I
• Input terminal for ceramic oscillator
• When not in use, connect to VDD1
O
• Output terminal for ceramic oscillator
• When not in use, leave open
Option
No
No
No
No
No
Yes
Yes
No
No
No
No
No
No
No
No
No
No
No.A0653-8/21