Datasheet

the 16 bit digit you pass in for raw image has this mapping:

0 DP N M L K J H G2 G1 F E D C B A

The first bit isn't used, you can make it 0 or 1

To turn on just the A segment, use 0x0001

To turn on just the G1 segment, use 0x0040

ASCII data

If you're just looking to print 'text' you can use our font table, just pass in an ASCII character!

For example, to set digit #0 to A call:

Writing Data

Don't forget to 'write' the data to the display with

That's what actually 'sets' the data onto the LEDs!

alpha4.writeDigitAscii(0, 'A')

alpha4.writeDisplay();