MAX_AKAI_SYSEX_LEN
uint8_t tmp[MAX_AKAI_SYSEX_LEN];
buf_end = ep->max_transfer - MAX_AKAI_SYSEX_LEN - 1;
tmp, MAX_AKAI_SYSEX_LEN);
if (count < MAX_AKAI_SYSEX_LEN) {