becouse USER_DIN_NotifyToggle call events from MIOS_MPROC_EVENT_TABLE in this example please change values in this table (mios_tables.inc) MIOS_MPROC_EVENT_TABLE
;; entry 0x00-0x0f
MT_ENTRY 0x90, 0x00 ;90 for note at chan 1 - switch 1
MT_ENTRY 0xb0, 0x01
MT_ENTRY 0xb0, 0x02
MT_ENTRY 0xb0, 0x03
MT_ENTRY 0xb0, 0x04
MT_ENTRY 0xb0, 0x05
MT_ENTRY 0xb0, 0x06
MT_ENTRY 0xb0, 0x07
MT_ENTRY 0xb0, 0x08
MT_ENTRY 0xb0, 0x09
MT_ENTRY 0xb0, 0x0a
MT_ENTRY 0xb0, 0x0b
MT_ENTRY 0xb0, 0x0c
MT_ENTRY 0xb0, 0x0d
MT_ENTRY 0xb0, 0x0e
MT_ENTRY 0xb0, 0x0f