LC86P5420 Datasheet, PDF (8/22 Pages) Sanyo Semicon Device – 8-Bit Single Chip Microcontroller with the One-Time Programmable PROM

LC86P5420
Pin Description
Pin name I / O
Function description
Option
PROM mode
VSS
VDD
PORT0
Power pin (-)
Power pin (+)
I / O •8-bit input / output port
•Pull-up resistor :
P00 - P07
Input / output in nibble units
Provided / Not provided
•Input for port 0 interrupt
(specify every 4-bit)
•Input for HOLD release
•Output form :
•15V withstand at N-channel open CMOS / N-channel open drain
drain output
(specify in bit)
PORT1 I / O •8-bit input / output port
•Output form :
Data line
P10 - P17
Input / output can be specified
CMOS / N-channel open drain D0 to D7
in bit unit.
(specify in bit)
•Other pin 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 Buzzer output
P17 Timer1 (PWM0) output
PORT3 I / O •7-bit input / output port
•Pull-up resistor :
P30 - P36
Input / output in bit unit
Provided / Not provided
•15V withstand at N-channel open •Output form :
drain output
CMOS / N-channel open drain
PORT7
•4-bit input / output port
Input / output in bit unit
•2-bit input port
•Other pin functions
P70 - P73 I / O P70 : INT0 input / HOLD release
PROM control
input / N-channel Tr. output for
signals
watchdog timer
•DASEC (*1)
P74, P75 I P71 : INT1 input / HOLD release input
•OE (*2)
P72 : INT2 input / timer 0 event input
•CE (*3)
P73 : INT3 input with noise filter /
timer 0 event input
P74 : Input pin XT1 for 32.768kHz
crystal oscillation
P75 : Output pin XT2 for 32.768kHz
crystal oscillation
•Interrupt received form,
vector address
rising falling rising high low vector
& level level
falling
INT0 enable enable disable enable enable 03H
INT1 enable enable disable enable enable 0BH
INT2 enable enable enable disable disable 13H
INT3 enable enable enable disable disable 1BH
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