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HT16L21 데이터시트(PDF) 29 Page - Holtek Semiconductor Inc

부품명 HT16L21
상세설명  RAM Mapping 32x4 LCD Driver
PDF  36 Pages
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제조업체  HOLTEK [Holtek Semiconductor Inc]
홈페이지  http://www.holtek.com
Logo HOLTEK - Holtek Semiconductor Inc

HT16L21 데이터시트(HTML) 29 Page - Holtek Semiconductor Inc

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Rev. 1.00
29
November 16, 2011
HT16L21
Application Circuit
I2C Interface
• [SP1:SP0]=0x
(1) RSTB pin is connected to a MCU.
LCD panel
COM0~COM3
SEG0~31
COM0~COM3
SEG0~31
HT16L21
MCU
SCL
SDA
IFS
VDD
4.7K 4.7K
VDD
VLCD
VSS
VDD
RSTB
VLCD
VDD
0.1uF
0.1uF
(2) RSTB pin is connected to external resistor and capacitor.
LCD panel
COM0~COM3
SEG0~31
COM0~COM3
SEG0~31
HT16L21
MCU
SCL
SDA
IFS
VDD
4.7K 4.7K
VDD
VLCD
VSS
VDD
RSTB
VLCD
VDD
0.1uF
0.1uF
0.1uF
100K
(3) Use internal power on reset circuit only, the RSTB pin must be connected to VDD
LCD panel
COM0~COM3
SEG0~31
COM0~COM3
SEG0~31
HT16L21
MCU
SCL
SDA
IFS
VDD
4.7K 4.7K
VDD
VLCD
VSS
VDD
RSTB
VLCD
VDD
0.1uF
0.1uF



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