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VMA501
V. 01 – 29/03/2017 21 ©Velleman nv
For the common anode display, connect the common anode (COM) to +5 V. When the cathode level of a certain
segment is low, the segment is on; when the cathode level of a certain segment is high, the segment is off. For
the common cathode display, connect the common cathode (COM) to GND. When the anode level of a certain
segment is high, the segment is on; when the anode level of a certain segment is low, the segment is off.
Connection
Programming Code