info->is_temperature = !strncmp(buf, "TE", 2);
info->is_diode = !strncmp(buf, "DI", 2);
info->is_frequency = !strncmp(buf, "FR", 2);
+ info->is_gain = !strncmp(buf, "DB", 2);
+ info->is_hfe = !strncmp(buf, "HF", 2);
+
+ /*
+ * Note: "DB" shows the logarithmic ratio of input voltage to a
+ * pre-stored (user-changeable) value in the DMM.
+ */
if (info->is_dc || info->is_ac)
info->is_volt = TRUE;
info->is_kilo = info->is_hertz = TRUE;
else if (!strncmp(buf + 9, " C", 4))
info->is_celsius = TRUE;
+ else if (!strncmp(buf + 9, " DB", 4))
+ info->is_decibel = TRUE;
+ else if (!strncmp(buf + 9, " ", 4))
+ info->is_unitless = TRUE;
/* Byte 13: Always '\r' (carriage return, 0x0d, 13) */
}
analog->mq = SR_MQ_VOLTAGE;
analog->unit = SR_UNIT_VOLT;
}
+ if (info->is_gain) {
+ analog->mq = SR_MQ_GAIN;
+ analog->unit = SR_UNIT_DECIBEL_VOLT;
+ }
+ if (info->is_hfe) {
+ analog->mq = SR_MQ_GAIN;
+ analog->unit = SR_UNIT_UNITLESS;
+ }
/* Measurement related flags */
if (info->is_ac)