Here’s the data, removed ports are where I tried a different iPad USB adapter:
sending data [C1, 60, B9, 00, 7C, B9, 20, 00, C9, 05] to all ports
- sending data [C1, 62, B9, 00, 7C, B9, 20, 00, C9, 04] to all ports
- sending data [C1, 60, B9, 00, 7C, B9, 20, 00, C9, 05] to all ports
- sending data [C1, 62, B9, 00, 7C, B9, 20, 00, C9, 04] to all ports
- sending data [C1, 60, B9, 00, 7C, B9, 20, 00, C9, 05] to all ports
- removed port YAMAHA DTX-MULTI 12 Port 1 for input
- removed port YAMAHA DTX-MULTI 12 Port 2 for input
- removed port YAMAHA DTX-MULTI 12 Port 3 for input
- removed port YAMAHA DTX-MULTI 12 Port 1 for output
- removed port YAMAHA DTX-MULTI 12 Port 2 for output
- removed port YAMAHA DTX-MULTI 12 Port 3 for output
- added port YAMAHA DTX-MULTI 12 Port 1 for input
- added port YAMAHA DTX-MULTI 12 Port 2 for input
- added port YAMAHA DTX-MULTI 12 Port 3 for input
- added port YAMAHA DTX-MULTI 12 Port 1 for output
- added port YAMAHA DTX-MULTI 12 Port 2 for output
- added port YAMAHA DTX-MULTI 12 Port 3 for output
- sending data [C1, 62, B9, 00, 7C, B9, 20, 00, C9, 04] to all ports (11)
- sending data [C1, 60, B9, 00, 7C, B9, 20, 00, C9, 05] to all ports
- sending data [C1, 62, B9, 00, 7C, B9, 20, 00, C9, 04] to all ports (3)
- sending data [B9, 00, 7C, B9, 20, 00, C9, 03, C1, 62] to all ports
- sending data [C1, 62, B9, 00, 7C, B9, 20, 00, C9, 04] to all ports
- sending data [C1, 60, B9, 00, 7E, B9, 20, 00, C9, 05] to all ports
- sending data [C1, 62, B9, 00, 7C, B9, 20, 00, C9, 04] to all ports
- sending data [C1, 60, B9, 00, 7E, B9, 20, 00, C9, 05] to all ports
- sending data [C1, 62, B9, 00, 7C, B9, 20, 00, C9, 04] to all ports
- sending data [C1, 60, B9, 00, 7E, B9, 20, 00, C9, 05] to all ports
- sending data [C1, 62, B9, 00, 7C, B9, 20, 00, C9, 04] to all ports
- sending data [C1, 60, B9, 00, 7E, B9, 20, 00, C9, 05] to all ports
- sending data [C1, 62, B9, 00, 7C, B9, 20, 00, C9, 04] to all ports
- sending data [C1, 60, B9, 00, 7E, B9, 20, 00, C9, 05] to all ports
- sending data [C1, 62, B9, 00, 7C, B9, 20, 00, C9, 04] to all ports
- sending data [C1, 60, B9, 00, 7C, B9, 20, 00, C9, 05] to all ports
- sending data [C1, 62, B9, 00, 7C, B9, 20, 00, C9, 04] to all ports
- removed port YAMAHA DTX-MULTI 12 Port 1 for output
- removed port YAMAHA DTX-MULTI 12 Port 2 for output
- removed port YAMAHA DTX-MULTI 12 Port 3 for output
- removed port YAMAHA DTX-MULTI 12 Port 1 for input
- removed port YAMAHA DTX-MULTI 12 Port 2 for input
- removed port YAMAHA DTX-MULTI 12 Port 3 for input