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寻求LED三色灯呼吸和跑马效果低成本芯片资源

挑战描述:

寻求LED三色灯呼吸和跑马效果低成本芯片资源要求:

 1、芯片IO口驱动电流大于5mA 

 

4、voltage range: 2.7V to 5.5V
5、 at least 12 current source outputs for row control
6、at least 12 switch current inputs for column scan control
7、at least  144 LEDs (12×12) in dot matrix
8、 Programmable 12×12 (48 RGBs) matrix size with
de-ghost function
9、 1MHz I2C-compatible interface
10、 Selectable 3 Auto Breath Modes for each dot
11、 Auto Breath Loop Features interrupt pin inform
MCU Auto Breath Loop completed
12、 Individual on/off control
13、 Individual 256 PWM control steps
14、Individual Auto Breath Mode select
15、 Individual open and short error detect function
               

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