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Dot Matrix LED Scan

Dot Matrix LED Scan

In general, MCU will leverages its timer interrupt service routine to drive its GPIO pins to do matrix LED scan for row & column matrix. This traditional approach will consumes a lot of MCU performance but unstable display quality when system is busy. This IP will generate necessary scan timing to drive row side and column side automatically. In other words, MCU takes no CPU cycle for display and just write desired data to a display RAM region. Scan area convers from 256x32 up to NxN.
As a ELD series with Avalon bus, this IP guarantees the higeset system performance, easy to integrate and results in the lowest system cost. Its density keeps less than 100 LEs. Amazing!