i bought 4 colorduino drivers , can draw text , images them no problem, on time, colorduinos show data @ different times. read using scl , sda pins , wire.h library can make them wait until drivers ready. how can achieve this?
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how can achieve this?post code , schematic. otherwise, can guess. guess need in code.
Arduino Forum > Using Arduino > Programming Questions > 4 Colorduinos syncing (16x16 rgb led matrix)
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