LC86P7248 查看數據表（PDF） - SANYO -> Panasonic

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LC86P7248

8-Bit Single-Chip Microcontroller with the One-Time Programmable PROM Built in

SANYO -> Panasonic 

Pin Description

LC86P7248

Pin name I/O

VSS1, 2, 3 -

*1

VDD1, 2, 3 -

*1

PORT0 I/O

P00 to P07

PORT1 I/O

P10 to P17

PORT3 I/O

P30 to P35

PORT7

P70

I/O

P71 to P73 I

P74 , P75 I

Port8

I

P80 to P87

Function description

Power pin (–)

Option

-

Power pin (+)

-

• 8-bit input/output port

• Pull-up resistor :

Input/output in nibble units

Provided/Not provided

• Input for port 0 interrupt

(specified in nibble units)

• Input for HOLD release

• Output form (P00 – P07) :

CMOS/N-channel open drain

(specified in a bit)

• 8-bit input/output port

• Output form :

Input/output can be specified in bit unit

CMOS/N-channel open drain

• Other pin functions

(specified in a bit)

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 output (PWM output)

• 6-bit input/output port

• Output form :

• Input/output can be specified in bit unit

CMOS/N-channel open drain

(specified in a bit)

• 6-bit input port

Pull-up resistor :

• Other pin functions

Provided/Not provided

P70 : INT0 input/HOLD release input/

(specified in a bit)

N-ch Tr. output for watchdog timer (P70, P71, P72, P73)

P71 : INT1 input/HOLD release input

P72 : INT2 input/timer 0 event input

P73 : INT3 input with noise filter/timer 0

* P74 , P75 don’t have the pull-up

resistor option.

event input

• 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

P74 : XT1 terminal for crystal oscillation

P75 : XT2 terminal for crystal oscillation

• 8-bit input port

-

• Other function

AD input port (8 port pins)

PROM mode

-

-

-

Data line

D0 to D7

-

Power for

programming

PROM control

signals

DASEC (*2)

OE (*3)

CE (*4)

-

No.6838-7/20

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