ccs811: add setEnv variant with float arguments

2 files changed, 6 insertions, 0 deletions

diff --git a/include/driver/ccs811.h b/include/driver/ccs811.h
index 8be0e6e..98ef42b 100644
--- a/include/driver/ccs811.h
+++ b/include/driver/ccs811.h
@@ -31,6 +31,7 @@ class CCS811 {
 		void setMode(unsigned char mode);
 		void read();
 		void setEnv(unsigned char humi, unsigned char humi_fraction, unsigned char temp, unsigned char temp_fraction);
+		void setEnv(float humi, float temp);
 		void reset();
 };
 
diff --git a/src/driver/ccs811.cc b/src/driver/ccs811.cc
index 66c238a..531dadb 100644
--- a/src/driver/ccs811.cc
+++ b/src/driver/ccs811.cc
@@ -65,6 +65,11 @@ void CCS811::setEnv(unsigned char humi, unsigned char humi_fraction, unsigned ch
 	i2c.xmit(address, 5, txbuf, 0, rxbuf);
 }
 
+void CCS811::setEnv(float humi, float temp)
+{
+	setEnv(humi * 2, 0, (temp - 25) * 2, 0);
+}
+
 unsigned char CCS811::getStatus()
 {
 	txbuf[0] = 0x00;