LC86P7148 データシートの表示（PDF） - SANYO -> Panasonic

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LC86P7148

8-Bit Single Chip Microcontroller with One-Time Programmable PROM

SANYO -> Panasonic 

Pin Description

LC86P7148

Pin name I/O

Function description

Option

PROM mode

VSS1 *1 - Power pin (–)

-

VSS2 *1 - Power pin (–)

-

VSS3 *1 - Power pin (–)

-

VDD1 *1 - Power pin (+)

-

VDD2 *1 - Power pin (+)

-

VDD3 *1 - Power pin (+)

-

PORT0 I/O • 8-bit input/output port

P00 - P07

Input/output in nibble units

• Input for port 0 interrupt

• Input for HOLD release

• Pull-up resistor :

Provided/Not provided

(specified in nibble units)

• Output form (P00 – P07) :

CMOS/N-channel open drain

(specified in a bit)

PORT1 I/O • 8-bit input/output port

P10 - P17

Input/output can be specified in bit unit

• 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 output (PWM output)

• Output form :

CMOS/N-channel open drain

(specified in a bit)

Data line

D0 to D7

PORT7

• 6-bit input port

Pull-up resistor :

• Other pin functions

Provided/Not provided

Power for

P70

I/O P70 : INT0 input/HOLD release input/

(specified in a bit)

programming

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

P71 - P73 I timer

* P74 , P75 don’t have the PROM control

P71 : INT1 input/HOLD release input

P72 : INT2 input/timer 0 event input

pull-up resistor option.

signals

DASEC(*2)

P73 : INT3 input with noise filter/timer 0

OE(*3)

event input

• Interrupt received form, vector address

CE(*4)

rising falling rising high low vector

& level level

falling

INT0 enable enable disable enable enable 03H

INT1 enable enable disable enable enable 0BH

P74 - P75 I

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

Port8

I • 8-bit input port

-

P80 – P87

• Other function

AD input port (8 port pins)

PORT9 I/O • 4-bit input/output port

-

P90 - P93

• Other function

DA output port (4 port pins)

AD input port (4 port pins)

No.6692-7/21

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