Drumstick Metronome understands some Universal System Exclusive messages. Because the device ID is not yet implemented, all the recogniced messages must be marked as broadcast (0x7F).

MTC Message: Time Signature Change Message

Format: 0xF0 0x7F 0x7F 0x03 Command Length Numerator Denominator ... 0xF7
                            0x02: TS change 
                            0x42: TS change 

Notes: both commands affect only the next scheduled patterns after receiving the command. Length is at least 2. Extra bytes following Numerator and Denominator are ignored.

MMC Messages

Format: 0xF0 0x7F 0x7F 0x06 Command 0xF7
                            0x01: Stop
                            0x02: Play
                            0x03: Deferred Play