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KING BILLION ELECTRONICS CO., LTD

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HE83138

HE80000 SERIES

V1.0

Pin # Pin name

I/O Function

Description

64..68

LR[4:0]

B LCD Resister level 4 ~ 0

Refer to application circuit.

LVG

I LCD Virtual Ground

Refer to application circuit.

PWMP

The PWM positive output can

drive speaker or buzzer directly.

PWMN

The PWM positive output can

drive speaker or buzzer directly.

Set the bit2(PWM=1) of VOC register and bit0 of

PWMC register to turn on PWM

Voice output.

Set the bit0(OP=0) and bit1(DA=1) of VOC

DAO

DAC Output

Set the bit0(OP=1) and bit1(DA=1) of VOC

OPIN

I OPAMP negative input pin.

OPIP

I OPAMP positive input pin.

OPO

O OPAMP output pin.

Built-in OP comparator.

Enable DAO to work with OP. Refer to

application note for detailed operation.

VDD

P Positive Power Input

GND

P Power Ground Input

Adding a 0.1 µF capacitor as by-pass capacitor

between VDD and GND.

D. LCD RAM MAP

Page

SEG

[7:0]

SEG

[15:8]

SEG

[23:16]

SEG

[31:24]

COM0

80H

90H

A0H

B0H

COM1

81H

91H

A1H

B1H

COM2

82H

92H

A2H

B2H

COM13

8DH

9DH

ADH

BDH

COM14

8EH

9EH

AEH

BEH

COM15

8FH

9FH

AFH

BFH

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