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HT16K33 Fiches technique(PDF) 39 Page - Holtek Semiconductor Inc

No de pièce HT16K33
Description  RAM Mapping 16*8 LED Controller Driver with keyscan
PDF  47 Pages
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Fabricant  HOLTEK [Holtek Semiconductor Inc]
Site Internet  http://www.holtek.com
Logo HOLTEK - Holtek Semiconductor Inc

HT16K33 Fiches technique(HTML) 39 Page - Holtek Semiconductor Inc

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Rev. 1.10
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Rev. 1.10
37
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HT16K33
RAM Mapping 16*8 LED Controller Driver with keyscan
●
8*8 display application: (No INT pin function and 8*3 key function)
LED matrix
SCL
SDA
VDD
VSS
�CU
VDD
VSS
HT1�K33
VSS
0.1uF
CO�0
CO�1/KS0
CO��/KS1
CO�3/KS�
CO�4
CO�5
CO��
CO�7
VDD
Row7/K8/INT
Row�/K7
Row5/K�
Row4/K5
Row3/K4
Row�/K3
Row1/K�
Row0/K1
39KΩ*8
=
R1
R�
R3
R4
R5
R�
R7
R8
4.7KΩ
4.7KΩ
Note: 1. The I2C slave address (A0~A2) =000.
2. If the key input is not used for LED display, the resistor in series with the key input (R1~R8) can be omitted.
●
7*8 display application: (INT pin function and 7*3 key function)
LED matrix
SCL
SDA
VDD
VSS
�CU
VDD
VSS
HT1�K33
0.1uF
CO�0
CO�1/KS0
CO��/KS1
CO�3/KS�
CO�4
CO�5
CO��
CO�7
Row7/K8/INT
Row�/K7
Row5/K�
Row4/K5
Row3/K4
Row�/K3
Row1/K�
Row0/K1
39KΩ*7
=
VSS
VDD
R1
R�
R3
R4
R5
R�
R7
4.7KΩ
4.7KΩ
Note: 1. The I2C slave address (A0~A2) =000.
2. If the key input is not used for LED display, the resistor in series with the key input (R1~R7) can be omitted.



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