LC86E7148 查看數據表（PDF） - SANYO -> Panasonic

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LC86E7148

8-Bit Single Chip Microcontroller with the UVEPROM

SANYO -> Panasonic 

Pin Description

LC86E7148

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

• Pull-up resistor :

P00 - P07

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)

PORT1

I/O • 8-bit input/output port

• Output form :

Data line

P10 - P17

Input/output can be specified in bit unit

CMOS/N-channel open drain

D0 to D7

• 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)

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 timer

(P70, P71, P72, P73)

P71 - P73 I 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 PROM control

resistor option.

signals

DASEC(*2)

event input

• Interrupt received form, vector address

rising falling rising high low vector

OE(*3)

CE(*4)

& 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 - P75

I

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.6748-7/20

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