LC875032A Datasheet, PDF (10/25 Pages) Sanyo Semicon Device – 8-Bit Single Chip Microcontroller with 32/24/16K-Byte EPROM and 640-Byte RAM On Chip

LC875032A/24A/16A
Name
Port 7
P70 - P73
Port 8
P80 - P82
Port A
PA2 - PA5
Port B
PB0 - PB7
Port C
PC0 - PC7
PWM0
PWM1
RES
XT1
XT2
CF1
CF2
I/O
Function description
I/O •4-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
P70: INT0 input/HOLD release input/Timer0L capture input
/Output for watchdog timer
P71: INT1 input/HOLD release input/Timer0H capture input
P72: INT2 input/HOLD release input/timer 0 event input
/Timer0L capture input
P73: INT3 input(noise rejection filter attached input)
/timer 0 event input/Timer0H capture input
Interrupt receiver format
Rising
Falling
Rising/ H level L level
falling
INT0
Yes
Yes
No
Yes
Yes
INT1
Yes
Yes
No
Yes
Yes
INT2
Yes
Yes
Yes
No
No
INT3
Yes
Yes
Yes
No
No
I/O •3-bit Input/output port
•Data direction can be specified for each bit
•Other functions
P80-P82: AD input port
I/O •4-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
PA2: Parallel interface output CS0
PA3: Parallel interface output WR
PA4: Parallel interface output RD
PA5: Parallel interface output RS
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
PB0-PB7: Parallel interface data input/output; address 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
PC0-PC7: Parallel interface address output
O PWM0 output port
O PWM1 output port
I Reset terminal
I •Input for 32.768kHz crystal oscillation
•Other function
Input port
When not in use, connect to VDD1.
I/O •Output for 32.768kHz crystal oscillation
•Other function
General purpose input port
When not in use, set to oscillation mode and leave open circuit
I Input terminal for ceramic oscillator
O Output terminal for ceramic oscillator
Option
No
No
Yes
Yes
Yes
No
No
No
No
No
No
No
No.6713-10/25