EXC2668L driver equivalent, led driver.
* CMOS Technology
* Low Power Consumption 5V
* Multiple Display Modes (10segment, 7Grid to 11segment, 6Grid)
* Key Scanning (10 x 2 Matrix)
* 8-Step D.
（1） addresses incrementing model.
Command1: Command2: Command3: Data1～ n:
Command4:
Display Mode Setting Command Data.
EXC2668 is an LED Controller driven on a 1/7 to 1/8 duty factor. Ten segment output lines, six grid output lines, 1 segment/grid output lines, one display memory, control circuit, key scan circuit are all incorporated into a single chip to build a hi.
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