The SysEx Format is F0 13 04 xx F7"where:xx = 06 STARTGEN Starts LTC Generator when in Generate Modexx = 07 STOPGEN Stops LTC Generator when in Generate Modexx = 08 ENAHPR Enables Hardware Preroll preference (default) xx = 09 DISHPR Disables Hardware Preroll preferencexx = 0A ENAPMEM Enables Pitch Memory preference (default)xx = 0B DISPMEM Disables Pitch Memory preference xx = 0C ENAFMSG Enables Full Message preference (default)xx = 0D DISFMSG Disables Full Message preference