SR_PRIV gboolean sr_fs9922_packet_valid(const uint8_t *buf);
SR_PRIV int sr_fs9922_parse(const uint8_t *buf, float *floatval,
struct sr_datafeed_analog *analog, void *info);
+SR_PRIV void sr_fs9922_z1_diode(struct sr_datafeed_analog *analog, void *info);
/*--- hardware/common/dmm/fs9721.c ------------------------------------------*/