From 61dc1920d3095c874ff55dbb6f56159cb4131c3a Mon Sep 17 00:00:00 2001
From: Michel Rottleuthner <michel.rottleuthner@haw-hamburg.de>
Date: Thu, 22 Nov 2018 19:14:20 +0100
Subject: [PATCH] sys/phydat: add unit for mass concentration (g/m^3)
---
sys/include/phydat.h | 4 +++-
sys/phydat/phydat_str.c | 1 +
2 files changed, 4 insertions(+), 1 deletion(-)
diff --git a/sys/include/phydat.h b/sys/include/phydat.h
index 8a4e161f18..e57a517c54 100644
--- a/sys/include/phydat.h
+++ b/sys/include/phydat.h
@@ -110,7 +110,9 @@ enum {
UNIT_PPB, /**< part per billion */
/* aggregate values */
UNIT_TIME, /**< the three dimensions contain sec, min, and hours */
- UNIT_DATE /**< the 3 dimensions contain days, months and years */
+ UNIT_DATE, /**< the 3 dimensions contain days, months and years */
+ /* mass concentration */
+ UNIT_GPM3 /**< grams per cubic meters */
/* extend this list as needed */
};
diff --git a/sys/phydat/phydat_str.c b/sys/phydat/phydat_str.c
index 27916b31be..f450c9aa65 100644
--- a/sys/phydat/phydat_str.c
+++ b/sys/phydat/phydat_str.c
@@ -102,6 +102,7 @@ const char *phydat_unit_to_str(uint8_t unit)
case UNIT_PERCENT: return "%";
case UNIT_CTS: return "cts";
case UNIT_COULOMB: return "C";
+ case UNIT_GPM3: return "g/m^3";
default: return "";
}
}
--
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