LC868112A datasheet(9/28 Pages) SANYO

No de pièce	LC868112A

Description	8-Bit Single Chip Microcontroller with 16/12/08K-Byte ROM and 640-Byte RAM On Chip

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Fabricant	SANYO [Sanyo Semicon Device]

Site Internet	https://www.sanyo-av.com/us/

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LC868116/12/08A

No.6724-9/28

Pin Description

Name

No.

I/O

Function description

Option

VSS

75,133

-

Power terminal (-)

-

VDD

1,103

-

Power terminal (+)

-

VLCD

71

-

Power terminal (+) for LCD driver *2

-

V1 to V5

66-70

-

Voltage supply terminals to LCD drivers *2

-

VOUT2

72

-

Output terminals for doubler

VOUT2

≅ 2X(VDD-VSS) -

CUP1,2

74,73

-

Capacitor connecting terminals for doubler, tripler

-

Port0

P00 to P07

112-119

I/O

•8-bit input/output port

•Input/output can be specified in 4-bit

•External memory mode

1. EXT resistor bit 2=0

Address output of lower 8-bit, input/output

of data

2. EXT resistor bit 2=1

•Input/output of data

•Input for key interrupt (P30INT=0) *1

•Pull-up resistor :

Provided/Not provided

•Output form :

CMOS/N-ch open drain

•8-bit input/output port

•Input/output can be specified in a bit

•Another functions

P10

P11

P12

P13

P14

P15

P16

P17

SIO0 data output

SIO0 data input, bus input/output

SIO0 clock input/output

SIO1 data output

SIO1 data input, bus input/output

SIO1 clock input/output

Buzzer output

Timer 1 output (PWM output)

Port1

P10 to P17

87-94

I/O

•Output form :

CMOS/N-ch open drain

Port2

P20 to P27

120-127

I/O

•8-bit input/output port

•Input/output can be specified in a bit

•External memory mode

Address output of upper 8-bit

•Output form :

CMOS/N-ch open drain

Port3

P30 to P37

104-111

I/O

•8-bit input/output port

•Input/output in a bit

•External memory mode

1. EXT resistor bit 2=0 : input/output port

2. EXT resistor bit 2=1 : address output of lower

8-bit for external memory

•Input for key interrupt (P30INT=L) *1

•Pull-up resistor :

Provided/Not provided

•Output form :

CMOS/N-ch open drain

*1 P30INT : Bit 0 of Port 3 interrupt control register.

*2 The structure of the LCD power supply is shown below.

VLCD

V5

V4

V3

V2

V1

VSS

Resistor for

LCD contrast

adjustment

Note : If the microcontroller is operated at 3V, the voltage doubler

output (VOUT2) should be connected to the LCD power

terminal (VLCD).

(or the output of an external voltage doubler should be

connected to VLCD)

Numéro de pièce similaire - LC868112A

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Description similaire - LC868112A

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LC868112A Fiches technique(PDF) 9 Page - Sanyo Semicon Device

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