HT16K23_1107 Datasheet, PDF (26/30 Pages) Holtek Semiconductor Inc – RAM Mapping 20*4/16*8 LCD Controller Driver with keyscan

●● 16*8 display mode without INT
VDD
VDD
R
4.7KΩ
0.1uF
R
4.7KΩ
VDD
SCL
SEG0/K0
SEG1/K1
SEG2/K2
SEG3/K3
SEG4/K4
SEG5/K5
SEG6/K6
SEG7/K7
SEG8/K8
SEG9/K9
SEG10/K10
SEG11/K11
SEG12/K12
SEG13/K13
SEG14/K14
SEG15/K15/INT
MCU
SDA
HT16K23
VSS
VSS
COM0
COM1
COM2
COM3
SEG19/COM4/K19/INT
SEG18/COM5/K18
SEG17/COM6/K17
SEG16/COM7/K16
VSS
LCD panel
●● 15*8 display mode with INT
VDD
VSS
VDD
0.1uF
VDD
R
R
4.7KΩ
4.7KΩ
SCL
SEG0/K0
SEG1/K1
SEG2/K2
SEG3/K3
SEG4/K4
SEG5/K5
SEG6/K6
SEG7/K7
SEG8/K8
SEG9/K9
SEG10/K10
SEG11/K11
SEG12/K12
SEG13/K13
SEG14/K14
MCU
SDA
HT16K23
VSS
SEG15/K15/INT
COM0
COM1
COM2
COM3
SEG19/COM4/K19/INT
SEG18/COM5/K18
SEG17/COM6/K17
SEG16/COM7/K16
VSS
LCD panel
Note: R1=180KΩ ~ 220KΩ, adjust R1 to fit the LCD visual quality.
HT16K23
VDD
R1x16
VDD
R1x15
Rev. 1.10
26
July 01, 2011