
Pin # Pin name
64..68
69
KING BILLION ELECTRONICS CO., LTD
駿
億
電
子
股
份
有
限
公
司
HE83138
HE80000 SERIES
3
V1.0
I/O Function
B LCD Resister level 4 ~ 0
I LCD Virtual Ground
O The PWM positive output can
drive speaker or buzzer directly.
O The PWM positive output can
drive speaker or buzzer directly.
O
Voice output.
Description
Refer to application circuit.
Refer to application circuit.
LR[4:0]
LVG
2
PWMP
3
PWMN
Set the bit2(PWM=1) of VOC register and bit0 of
PWMC register to turn on PWM
71
VO
Set the bit0(OP=0) and bit1(DA=1) of VOC
register to turn on VO
Set the bit0(OP=1) and bit1(DA=1) of VOC
register to turn on DAO
Built-in OP comparator.
Enable DAO to work with OP. Refer to
application note for detailed operation.
Adding a 0.1 μF capacitor as by-pass capacitor
between VDD and GND.
72
DAO
O
DAC Output
73
74
75
82
70
OPIN
OPIP
OPO
VDD
GND
I OPAMP negative input pin.
I OPAMP positive input pin.
O OPAMP output pin.
P Positive Power Input
P Power Ground Input
D. LCD RAM MAP
Page
0
COM0
COM1
COM2
:
:
COM13
COM14
COM15
SEG
[7:0]
80H
81H
82H
:
:
8DH
8EH
8FH
SEG
[15:8]
90H
91H
92H
:
:
9DH
9EH
9FH
SEG
[23:16]
A0H
A1H
A2H
:
:
ADH
AEH
AFH
SEG
[31:24]
B0H
B1H
B2H
:
:
BDH
BEH
BFH