Training module: Austria Microsystems AS1130 LED driver chip
Digi-Key has a training module on using the Austria Microsystems AS1130 LED Driver chip. The AS1130 can drive 132 LEDs with one chip via the “Crossplexing” technique similar to Charlieplexing. The AS1130 features include a built-in scrolling function. The 38 page PDF datasheet is available here.
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