dout_enc_v1_3.zip 30k Utility which allows to select one of 128 DOUTs with an encoder - nice to check LEDs and to identify the appr. DOUT pin number as well as the shift register number
dout_buttons_v1_3.zip 31k same like the dout_enc application but with inc/dec button
You could use enc_example3_v1_3.zip to select the LEDring patterns via MIDI (by using MIDI-Ox or any MIDI sequencer). The rings are assigned to CC#0-CC#63 by default