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TM1680 Datasheet(PDF) 9 Page - Shenzhen Titan Micro Electronics Co., Ltd.

Part # TM1680
Description  LED
PDF  17 Pages
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Manufacturer  TITAN [Shenzhen Titan Micro Electronics Co., Ltd.]
Direct Link  http://www.titanmec.com/index.php/en/
Logo TITAN - Shenzhen Titan Micro Electronics Co., Ltd.

TM1680 Datasheet(HTML) 9 Page - Shenzhen Titan Micro Electronics Co., Ltd.

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©Titan Micro Electronics
www.titanmec.com
V1.3
32*8 & 24*16 LED 驱动芯片 TM1680
3 页写操作
S
A
Slave_Address
ACK
A
ACK
Address byte
A
ACK
A
ACK
P
1
1
1
0
0
1
A1
A0
0
A6
A5
A4
A3
A2
A1
A0
Data byte
Data byte
Data byte
D3 D2
D1
D0
D3 D2
D1
D0
D3 D2
D1
D0
D3 D2
D1
D0
D3 D2
D1
D0
D3 D2
D1
D0
A
ACK
ACK
A
n data
(n+1)data
(n+x)data
(n+x+1)data
(n+2)data
(n+3)data
图17
4 写命令+写数据操作
S
A
Slave_Address
ACK
A
ACK
A
ACK
P
1
1
1
0
0
1
A1
A0
Data byte
Data byte
1
A
Command 1
ACK
Command i
X
X
X
X
X
X
X
1
X
X
X
X
X
X
X
ACK
A
A
ACK
A
ACK
ACK
A
Address byte
0
A6
A5
A4
A3
A2
A1
A0
D3 D2
D1
D0
D3 D2
D1
D0
D3 D2
D1
D0
D3 D2
D1
D0
n data
(n+1)data
(n+x)data
(n+x+1)data
图18
应用电路
低功耗LED应用（直接驱动方式）：32ROW*8COM模式举例图19
TM1680
MCU
SCL
SDA
A0
A1
ROW0 R
ROW0~
ROW31
ROW1 R
ROW2 R
ROW29 R
ROW30 R
ROW31 R
COM0~
COM7
OSC
LED阵列
VDD
VDD
4.7k
VSS
VSS
SCL
SDA
A0
A1
4.7k
VDD
图19



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