sscom_getc
(void)sscom_getc(iot,ioh);
put[0] = sscom_getc(iot, ioh);
c = sscom_getc(sscomconstag, sscomconsioh);
cin = sscom_getc(sscomconstag, sscomconsioh);
c = sscom_getc(sscom_kgdb_iot, sscom_kgdb_ioh);