LC866428A 查看數據表（PDF） - SANYO -> Panasonic

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LC866428A

8-Bit Single Chip Microcontroller

SANYO -> Panasonic 

LC866432A/28A/24A/20A/16A/12A/08A

Pin name I / O

Function description

PORT8 I •8-bit input port

P80 to P87

•Other function

AD input port (8 port pins)

S0 / T0 to O Output for VFD display controller

S6 / T6

segment / timing in common

S7 / T7 to O •Output for VFD display controller

S15 / T15

segment / timing with internal pull-down

resistor in common

•Internal pull-down resistor output

S16 to S31 I / O •Output for VFD display controller segment

•Other function

S16 : High voltage input port PC0

S17 : High voltage input port PC1

S18 : High voltage input port PC2

S19 : High voltage input port PC3

S20 : High voltage input port PC4

S21 : High voltage input port PC5

S22 : High voltage input port PC6

S23 : High voltage input port PC7

Option

Pull-down resistor :

Provided / Not provided (each bit)

Pull-down resistor :

Provided / Not provided (each bit)

S24 : High voltage input port PD0

S25 : High voltage input port PD1

S26 : High voltage input port PD2

S27 : High voltage input port PD3

S28 : High voltage input port PD4

S29 : High voltage input port PD5

S30 : High voltage input port PD6

S31 : High voltage input port PD7

S32 to S37 I / O •Output for VFD display controller segment Pull-down resistor :

•Other function

Provided / Not provided (each bit)

S32 : High voltage I /O port PE0

S33 : High voltage I /O port PE1

S34 : High voltage I /O port PE2

S35 : High voltage I /O port PE3

S36 : High voltage I /O port PE4

S37 : High voltage I /O port PE5

RES

I Reset pin

XT1 / P74 I •Input pin for 32.768kHz crystal oscillation.

•Other function

P74 for input port

In case of non use, connect to VDD1.

XT2 / P75 O •Output pin for 32.768kHz crystal oscillation.

•Other function

P75 for input port

•In case of non use,

At using as oscillator, should be left opened.

At using as a port, connect to VDD1.

CF1

I Input pin for ceramic resonator oscillation

CF2

O Output pin for ceramic resonator oscillation

*All of port options (except pull-up resistor of port 0) can be specified in bit unit.

No.6739-8/22

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