LC875032A Datasheet, PDF (9/25 Pages) Sanyo Semicon Device – 8-Bit Single Chip Microcontroller with 32/24/16K-Byte EPROM and 640-Byte RAM On Chip

Pin Assignment
LC875032A/24A/16A
Pin Name
VSS1
VSS2
VSS3
VDD1
VDD2
VDD3
Port 0
P00 - P07
Port 1
P10 - P17
Port 2
P20 - P27
I/O
- Negative power supply
Pin Function
- Positive power supply
I/O •8-bit Input/output port
•Data direction can be specified in nibble units
•Use of pull-up resistor can be specified in nibble units
•HOLD-release input
•Input for port 0 interrupt
I/O •8-bit Input/output port
•Data direction can be specified for each bit
•Use of pull-up resistor can be specified for each bit
•Other functions
P10: SIO0 data output
P11: SIO0 data input/bus input/output
P12: SIO0 clock input/output
P13: SIO1 data output
P14: SIO1 data input/bus input/output
P15: SIO1 clock input/output
P16: Timer 1 PWML output
P17: Timer 1 PWMH output/Buzzer output
I/O •8-bit Input/output port
•Data direction can be specified for each bit
•Use of pull-up resistor can be specified for each bit
•Other functions
P20-P23: INT4 input/HOLD release input/timer 1 event input
/Timer 0L capture input/Timer 0H capture input
P24-P27: INT5 input/HOLD release input/timer 1 event input
/Timer 0L capture input /Timer 0H capture input
Interrupt receiver format
Rising
Falling
Rising/ H level L level
falling
INT4
Yes
Yes
Yes
No
No
INT5
Yes
Yes
Yes
No
No
Option
No
No
Yes
Yes
Yes
(Continued)
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