START_SEARCH
bt656->fmode = START_SEARCH;
bt656->fmode = START_SEARCH;
if (bt656->fmode == START_SEARCH) {
bt656->fmode = START_SEARCH;
if (bt656->fmode == START_SEARCH && bt656->line > 0)
bt656->fmode = START_SEARCH;
bt656->fmode = START_SEARCH;