From: Frank Stettner <redacted>
Date: Thu, 22 Feb 2018 14:16:15 +0000 (+0100)
Subject: metex14: Add power factor measurement mode
X-Git-Url: https://sigrok.org/gitaction?a=commitdiff_plain;h=fd8dc1db01ba1d0ec6a993cf6db6a2a83ec59e33;p=libsigrok.git

metex14: Add power factor measurement mode
---

diff --git a/src/dmm/metex14.c b/src/dmm/metex14.c
index f15dd4a0..f7d05b63 100644
--- a/src/dmm/metex14.c
+++ b/src/dmm/metex14.c
@@ -171,6 +171,7 @@ static void parse_flags(const char *buf, struct metex14_info *info)
 	info->is_gain = !strncmp(buf, "DB", 2) && info->is_decibel;
 	info->is_power = (!strncmp(buf, "dB", 2) && info->is_decibel_mw) ||
 		((!strncmp(buf, "WT", 2) && info->is_watt));
+	info->is_power_factor = !strncmp(buf, "CO", 2) && info->is_unitless;
 	info->is_hfe = !strncmp(buf, "HF", 2) ||
 		(!strncmp(buf, "  ", 2) && !info->is_volt && !info->is_ohm &&
 		 !info->is_logic && !info->is_farad && !info->is_hertz);
@@ -254,6 +255,10 @@ static void handle_flags(struct sr_datafeed_analog *analog, float *floatval,
 		else
 			analog->meaning->unit = SR_UNIT_UNITLESS;
 	}
+	if (info->is_power_factor) {
+		analog->meaning->mq = SR_MQ_POWER_FACTOR;
+		analog->meaning->unit = SR_UNIT_UNITLESS;
+	}
 	if (info->is_gain) {
 		analog->meaning->mq = SR_MQ_GAIN;
 		analog->meaning->unit = SR_UNIT_DECIBEL_VOLT;
diff --git a/src/libsigrok-internal.h b/src/libsigrok-internal.h
index 0a8032b3..06432b2d 100644
--- a/src/libsigrok-internal.h
+++ b/src/libsigrok-internal.h
@@ -1279,7 +1279,7 @@ struct metex14_info {
 	gboolean is_diode, is_frequency, is_ampere, is_volt, is_farad;
 	gboolean is_hertz, is_ohm, is_celsius, is_fahrenheit, is_watt;
 	gboolean is_pico, is_nano, is_micro, is_milli, is_kilo, is_mega;
-	gboolean is_gain, is_decibel, is_power, is_decibel_mw;
+	gboolean is_gain, is_decibel, is_power, is_decibel_mw, is_power_factor;
 	gboolean is_hfe, is_unitless, is_logic, is_min, is_max, is_avg;
 };