LC866524A 데이터 시트보기 (PDF) - SANYO -> Panasonic

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LC866524A

8-Bit Single Chip Microcontroller

SANYO -> Panasonic 

LC866548/40/32/28/24A

LC866548A/40A/32A/28A/24A Pin Description

Pin Name

VSS1, 2

VDD1,2,3,4

VP

Port 0

P00 - P07

I/O

Function Description

Power pin (-)

*1

Power pin (+)

*1

Power pin (+) for the VFD output pull-down resist

I/O •8-bit input/output port

Input/output in nibble units

•Input for port 0 interrupt

•Input for HOLD release

•15V withstand at N-channel open drain output

Option

•Pull-up resistor :

Provided/Not provided (each nibble)

•Output form :

CMOS/N-channel open drain

(each bit)

Port 1

P10 - P17

I/O •8-bit Input/output port

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 (PWM0 output)

•Output form :

CMOS/N-channel open drain

(each bit)

Port 3

P30 - P37

I/O •8-bit input/output port

Input/output in bit unit

•15V withstand at N-channel open drain output

•Output form :

CMOS/N-channel open drain

(each bit)

Port 7

P70 - P73

P74 - P75

Port 8

P80 - P83

P84 - P87

S0/T0 to

S6/T6

•4-bit input/output port

I/O Input/output in bit unit

I •2-bit input port

•Other pin function

P70 INT0 input/HOLD release /Nch-Tr.

output for watchdog timer

P71 INT1 input/HOLD release input

P72 INT2 input/timer 0 event input

P73 INT3 input with noise filter/timer 0

event input

P74 Input pin XT1 for 32.768kHz crystal

resonator oscillation

P75 Output pin XT2 for 32.768kHz

crystal resonator oscillation

•Interrupt received form, vector address

rising falling rising/ H level L level Vector

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

•4-bit input/output port

I Input/output in bit unit

I/O •4-bit input port

•Other function

AD input port (8 port pins)

O Output for VFD display controller

Pull-down resistor :

segment/timing in common

Provided/Not provided (each bit)

(continue)

No.6700-7/21

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